EK Water Blocks EK-Quantum Surface S120
5.0Editor score
Compact 120mm radiator design
High-grade copper fins
Optimized for medium speed fans
In this guide
Finding the right cooling solution is essential for maximizing the performance and longevity of your PC components. Whether you are building a new rig or upgrading an existing one, choosing the correct water block can make a significant difference in thermal management and system stability.
We have evaluated the leading options available in the market to provide you with a comprehensive list of top choices. Our analysis focuses on compatibility, cooling efficiency, build quality, and aesthetic features to ensure you get the best value for your investment.
Each product on this list highlights specific strengths that cater to different user needs and system configurations. Keep in mind that availability and pricing can fluctuate over time so we recommend checking the latest details before making your final purchase decision.
Top 3 Picks for Best Ek Waterblocks for Nvidia
EKWB EK-Quantum Vector3 Master RTX 5090 GPU Water Block
4.6Editor score
Optimized open split-flow design
Nickel-plated copper coldplate
Full coverage GDDR7 VRAM cooling
EKWB EK-Quantum Vector3 Astral RTX 5090 GPU Water Block
4.6Editor score
Enhanced coolant flow paths
CNC-machined cast acrylic top
EK-Matrix7 compatible standard
Top 10 Best Ek Waterblocks for Nvidia in 2026 Compared
The following table provides a side-by-side comparison of the top ten Ek Waterblocks and related components to help you quickly identify the best fit for your specific hardware requirements and aesthetic preferences.
ProductsSpecificationsEditor scorePrice
Best Budget
EKWB EK-Quantum Velocity 3 CPU Water Block
Compatible with AM5 and LGA 1700
Nickel-plated copper cold plate
Up to 2C thermal improvement
Dimensions 69x69x25.1mm
4.6Editor score
Editor's Choice
EKWB EK-Quantum Velocity 2 CPU Water Block D-RGB
Designed for LGA 1700 socket
Socket specific cooling engine
Matrix7 compliant mounting system
Includes premium thermal paste
4.6Editor score
Editor's Choice
EKWB EK-Quantum Vector3 Master RTX 5090 GPU Water Block
For Gigabyte RTX 5090 models
Open split-flow cooling design
Cools core VRAM and power stages
13 addressable D-RGB LEDs
4.6Editor score
EKWB EK-Quantum Velocity 2 CPU Water Block AM5
AMD AM5 socket specific
Pure electrolytic copper coldplate
Digital RGB lighting feature
White edition finish option
5.0Editor score
EKWB EK-Quantum Vector3 TUF RTX 5080 GPU Water Block
For ASUS TUF RTX 5080
Optimized coolant flow paths
Full-coverage L-shaped backplate
12 addressable RGB LEDs
4.6Editor score
EK Water Blocks EK-Quantum Surface S120
120mm Surface radiator series
Non-louvered copper fins
Optimized for high speed airflow
Compact build for small cases
5.0Editor score
EK Water Blocks EK-Quantum Surface X360M
360mm Surface radiator option
58mm thickness for max cooling
18 FPI copper fin density
Sixteen 2mm wide copper tubes
4.3Editor score
EKWB EK-Quantum Vector3 Astral RTX 5080 GPU Water Block
For ASUS ROG Astral 5080
Enhanced open split-flow engine
14 addressable RGB LEDs
Matrix7 compatible design
4.6Editor score
EK Water Blocks EK-Quantum Volume 3 FLT 140 Reservoir
Desktop liquid cooling reservoir
Nine G1/4 ports included
Digital RGB lighting feature
Approx 225ml capacity
3.0Editor score
EKWB EK-Quantum Vector3 Astral RTX 5090 GPU Water Block
For ASUS ROG Astral 5090
Expanded fin array design
Passive cooling aluminum backplate
Seamless loop integration
4.6Editor score
1. EKWB EK-Quantum Vector3 Master RTX 5090 GPU Water Block – Best Overall GPU Cooling
EKWB EK-Quantum Vector3 Master RTX 5090 GPU Water Block
Nickel-plated copper coldplate
Expanded fin array cooling
Full coverage VRAM cooling
D-RGB lighting integration
This water block stands out as a top choice for users seeking maximum thermal efficiency with the RTX 5090. It combines high quality construction with advanced cooling engineering to deliver excellent results under heavy loads.
Pros
- Superior thermal performance
- High quality materials
- Comprehensive cooling solution
- Matrix7 standard support
- Crystal clear aesthetics
Cons
- Premium price point
- Specific model compatibility
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The open split-flow design ensures that coolant flows efficiently across the GPU core and VRAM modules. The nickel-plated copper coldplate maximizes heat transfer while the cast acrylic top provides a clear view of the cooling fluid.
While the price is higher than standard air coolers the comprehensive coverage and build quality justify the investment for enthusiasts. The included thermal pads make installation straightforward for most users building a custom loop.
If you are using a Gigabyte RTX 5090 this block is an ideal choice for high-end gaming or rendering work. It delivers the performance needed to keep temperatures low while maintaining a visually appealing setup.
Enhanced Thermal Management
The expanded fin array and precision coolant paths significantly reduce thermal throttling during extended sessions.
Seamless Loop Integration
Matrix7 compliance ensures this block fits perfectly with other EK components for a clean and organized build.
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2. EKWB EK-Quantum Velocity 3 CPU Water Block – Best CPU Cooling Upgrade
EKWB EK-Quantum Velocity 3 CPU Water Block
LGA 1700 and AM5 support
Nickel-plated copper plate
Optimized internal geometry
Up to 2C improvement
The Velocity 3 represents a significant step forward in CPU water block technology for modern sockets. It is designed to handle the heat output of high-core-count processors with ease.
Pros
- Improved thermal performance
- Wide socket compatibility
- High conductivity materials
- Optimized mounting pressure
- Compact dimensions
Cons
- Requires specific mounting kit
- Plexi top may scratch
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Its internal geometry has been refined to increase surface contact and coolant flow efficiency. This design change results in measurable temperature drops compared to previous generation models.
Users should ensure they have the correct mounting hardware for their specific motherboard before installation. The nickel plating helps prevent corrosion and maintains the visual appeal over time.
This block is an excellent choice for anyone upgrading their cooling system for a new AMD or Intel platform. It offers a reliable foundation for a custom loop that prioritizes performance and durability.
Socket Specific Optimization
Tailored mounting pressure ensures consistent contact with the processor die for optimal heat transfer.
Material Quality
Electrolytic copper provides the best thermal conductivity available in standard water block construction.
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3. EKWB EK-Quantum Velocity 2 CPU Water Block D-RGB – Best RGB CPU Block
EKWB EK-Quantum Velocity 2 CPU Water Block D-RGB
Intel LGA 1700 socket
Next-gen cooling engine
Matrix7 compliant mount
D-RGB lighting support
This water block combines efficient cooling with vibrant lighting options for users who value aesthetics. It is specifically designed for Intel platforms with the LGA 1700 socket layout.
Pros
- Extensive lighting options
- High performance cooling
- Premium thermal paste included
- Easy RGB sync
- Solid build quality
Cons
- Limited to Intel socket
- Cable management needed
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The D-RGB lighting is compatible with major motherboard control software allowing for seamless integration into your system. This feature enhances the visual appeal of your build without compromising thermal performance.
The included thermal paste from Thermal Grizzly adds value to the package ensuring you start with a high quality interface. It simplifies the setup process by providing everything needed for immediate use.
If you are building a high end Intel system this block offers a great balance of performance and style. It is particularly well suited for enthusiasts who want to showcase their cooling loop with customized lighting effects.
Lighting Integration
Addressable LEDs allow for complex lighting patterns that sync with other system components.
Performance Consistency
The cooling engine maintains stable temperatures even under prolonged high load conditions.
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4. EKWB EK-Quantum Vector3 TUF RTX 5080 GPU Water Block – Best for ASUS TUF Cards
EKWB EK-Quantum Vector3 TUF RTX 5080 GPU Water Block
ASUS TUF RTX 5080 fit
Optimized split-flow design
Copper coldplate base
L-shaped backplate included
Designed specifically for the ASUS TUF RTX 5080 this block ensures a precise fit that maximizes contact area. The engineering takes into account the specific dimensions of the card for optimal performance.
Pros
- Perfect fitment assurance
- Complete cooling coverage
- Low hydraulic restriction
- Strong structural integrity
- Pre-installed screws
Cons
- Limited to TUF models
- Requires loop maintenance
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The open split-flow design allows coolant to reach the GPU core and VRAM effectively without creating excessive pressure. This helps maintain consistent temperatures across the entire graphics card during gaming sessions.
The black anodized aluminum backplate provides structural support while passively dissipating heat from the PCB. This dual approach to cooling ensures that all critical components remain within safe operating ranges.
For owners of the ASUS TUF RTX 5080 this is the definitive choice for liquid cooling. It transforms the thermal profile of the card allowing for quieter operation and potentially higher sustained clock speeds.
Targeted Fitment
Precision engineering guarantees compatibility with specific card models to prevent installation issues.
Passive Cooling Support
The L-shaped backplate extends cooling benefits to areas beyond the direct water block contact.
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5. EK Water Blocks EK-Quantum Surface X360M – Best Large Radiator
EK Water Blocks EK-Quantum Surface X360M
360mm Surface series
58mm thickness design
Sixteen copper tubes
18 FPI fin density
This radiator is built to handle the heat output of multiple GPUs or high-end CPU blocks simultaneously. Its thick design allows for significant thermal dissipation even with moderate fan speeds.
Pros
- Maximum cooling potential
- High fin density
- Stress-free coolant flow
- Suitable for push pull
- Durable copper fins
Cons
- Requires large case space
- Needs high speed fans
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The sixteen copper tubes ensure that coolant is distributed evenly across the entire surface of the radiator. This prevents hot spots and maintains consistent cooling efficiency throughout the loop.
Installation may require a case with ample space for a 360mm radiator especially if you plan to use a push-pull setup. Proper fan selection is key to unlocking the full potential of this unit.
If you are planning a serious water cooled system this radiator provides the foundation needed for stable temperatures. It is an essential component for users who prioritize performance and reliability in their build.
Thermal Capacity
The increased surface area and fin density allow for efficient heat exchange with the surrounding air.
Flow Dynamics
The tube arrangement minimizes flow resistance ensuring your pump can maintain steady circulation.
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6. EK Water Blocks EK-Quantum Surface S120 – Best Budget Radiator
EK Water Blocks EK-Quantum Surface S120
120mm compact size
High-grade copper fins
Optimized for airflow
Surface series build
This radiator offers excellent value for users needing a compact cooling solution without sacrificing quality. It fits well in cases with limited space while still providing effective heat dissipation.
Pros
- Affordable pricing
- Compact footprint
- Efficient heat transfer
- Durable materials
- Easy to install
Cons
- Limited to single GPU setups
- Standard RGB absence
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The copper fins are designed to maximize heat transfer from the coolant to the air. This ensures that even with smaller fans the radiator can maintain acceptable temperatures for standard loads.
It is an ideal choice for budget builds or systems where space is at a premium. The simplicity of the design makes it easy to integrate into existing water cooling loops.
For those entering the world of custom cooling this unit provides a reliable entry point. It proves that you do not need to spend excessively to achieve effective thermal management for your PC.
Space Efficiency
The compact 120mm design fits easily in cases that cannot accommodate larger 360mm options.
Cost Effective Cooling
This radiator delivers high performance per dollar making it accessible for a wider range of builders.
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7. EKWB EK-Quantum Vector3 Astral RTX 5080 GPU Water Block – Best for ROG Astral
EKWB EK-Quantum Vector3 Astral RTX 5080 GPU Water Block
ROG Astral RTX 5080 only
Optimized split-flow engine
Nickel plated baseplate
14 addressable RGB LEDs
This water block is tailored for the ASUS ROG Astral RTX 5080 ensuring a precise fit and maximum cooling potential. It leverages advanced engineering to manage the heat generated by modern GPU architectures.
Pros
- Perfect card compatibility
- Enhanced cooling efficiency
- Strong build quality
- Matrix7 standard support
- Customizable lighting
Cons
- High price point
- Specific model fit
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The cooling engine features expanded fins and optimized paths that direct coolant exactly where it is needed. This targeted approach minimizes thermal resistance and keeps the core temperatures low under load.
The included backplate helps protect the card from physical damage while contributing to overall cooling performance. It adds a layer of robustness to the build that is often overlooked in standard setups.
For ROG Astral owners this block is the premium choice for custom liquid cooling. It combines aesthetics with performance to deliver a high-end experience that matches the quality of the GPU itself.
Precise Alignment
The block is machined to align perfectly with the card surface ensuring no gaps reduce cooling efficiency.
Visual Customization
The lighting system allows you to match the block to the rest of your system's color scheme.
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8. EKWB EK-Quantum Volume 3 FLT 140 Reservoir – Best Desktop Reservoir
EKWB EK-Quantum Volume 3 FLT 140 Reservoir
Flat-shaped design
Nine G1/4 ports
Digital RGB lighting
Approx 225ml capacity
This reservoir brings a modern aesthetic to custom loops by using a flat design that saves vertical space. It is intended to streamline the look of desktop cases with integrated cooling sections.
Pros
- Multiple port options
- Compact footprint
- Modern design
- RGB illumination
- Desktop integration
Cons
- Low capacity for large loops
- Complex mounting
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With nine ports you have ample flexibility to route your tubing without needing additional adapters. This makes it easy to connect all your components in a clean and organized manner.
The capacity is suitable for standard single GPU loops but might be tight for complex multi-component setups. Users should calculate their total coolant volume to ensure this reservoir meets their needs.
For builders focused on aesthetics and space efficiency this unit offers a unique solution. It adds a high-end touch to the build while keeping the loop layout manageable and professional.
Layout Flexibility
The multiple ports allow you to route tubes from different angles reducing sharp bends in your loop.
Aesthetic Value
The combination of clear acrylic and RGB lighting turns the reservoir into a focal point of your system.
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9. EKWB EK-Quantum Velocity 2 CPU Water Block AM5 – Best AM5 RGB Block
EKWB EK-Quantum Velocity 2 CPU Water Block AM5
AMD AM5 socket
Pure electrolytic copper
Digital RGB feature
White edition finish
This water block is designed specifically for AMD AM5 systems providing targeted cooling for the latest Ryzen processors. It features a distinctive white finish that appeals to builders aiming for a clean aesthetic.
Pros
- Excellent thermal performance
- Pure copper construction
- Unique white finish
- High user rating
- RGB lighting sync
Cons
- Premium cost
- White finish maintenance
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The coldplate is made from high purity electrolytic copper to ensure optimal heat transfer from the CPU. This material choice is critical for maintaining low temperatures during demanding tasks like rendering or gaming.
The digital RGB lighting adds a layer of visual customization that can be synchronized with other system parts. It enhances the overall look of the build without requiring complex wiring or controllers.
If you are building a white-themed system this block is a perfect match for your component choices. It delivers the performance needed to support high-end AM5 CPUs while maintaining a cohesive visual theme.
Color Consistency
The white finish is matched to other premium white components to create a unified build look.
High Purity Materials
Using 99.99 percent copper ensures maximum thermal conductivity for the best possible cooling results.
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10. EKWB EK-Quantum Vector3 Astral RTX 5090 GPU Water Block – Best High End GPU Block
EKWB EK-Quantum Vector3 Astral RTX 5090 GPU Water Block
ROG Astral RTX 5090
Enhanced cooling engine
L-shaped backplate
Matrix7 standard
This water block is designed for users who demand the absolute best in thermal performance and aesthetics. It is built for the ASUS ROG Astral RTX 5090 to ensure every part of the card is cooled effectively.
Pros
- Top tier cooling
- Durable construction
- Passive PCB cooling
- Seamless loop integration
- Addressable lighting
Cons
- Highest price tier
- Complex installation
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The enhanced engine features expanded fins that increase surface area for better heat dissipation. This design is critical for handling the power and heat output of the 5090 GPU at stock and overclocked settings.
The backplate is not just structural; it actively helps in passive cooling by drawing heat away from the PCB. This secondary cooling effect ensures that memory and voltage regulators stay cool during long sessions.
For high-end enthusiasts this block represents the pinnacle of GPU cooling technology. It justifies its cost with performance and build quality that matches the premium nature of the GPU it serves.
Advanced Thermal Design
Optimized coolant paths reduce turbulence to ensure even cooling across the entire GPU surface.
System Integration
Matrix7 support makes connecting to other components easier ensuring a clean loop layout.
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Buying Guide – How to Choose the Best Ek Waterblocks for Nvidia
Selecting the right water block requires careful consideration of compatibility performance and aesthetic preferences. This guide breaks down the key factors you need to evaluate before making your decision.
GPU Model Compatibility
Ensure the water block is explicitly designed for your specific graphics card model. Manufacturers produce custom blocks for different PCB layouts so using an incompatible block will prevent proper contact and cooling.
Check the product description for exact model support to avoid fitting issues.
Cooling Performance
Look for features like open split-flow designs and high density fin arrays that maximize heat transfer. These engineering choices directly impact how well the block can handle thermal loads during gaming or rendering.
Higher performance blocks generally cost more but provide better temperature stability.
Material Quality
Nickel-plated copper coldplates are standard for high performance blocks due to their excellent thermal conductivity. Avoid materials that are prone to corrosion or that do not transfer heat efficiently.
Quality materials ensure long-term reliability and consistent performance over time.
Aesthetic Features
Consider whether you want RGB lighting and transparent tops to showcase your coolant. Many users prefer blocks that match their build theme or that offer customizable lighting effects.
Aesthetics should not compromise functionality but can enhance your overall system look.
Mounting and Installation
Check if the block includes all necessary mounting hardware and thermal pads. Some models come with pre-installed screws or specialized systems that simplify the build process.
Easy installation saves time and reduces the risk of damage during assembly.
Loop Compatibility
Verify that the block supports standards like EK-Matrix7 if you plan to use a full kit. This ensures that the block integrates smoothly with other components like radiators and reservoirs.
Compatibility reduces the need for custom tubing cuts and adapters.
Brand Reputation
Choose brands with a history of reliability and good customer support. Reputable manufacturers often provide better warranties and quality control for their products.
A trusted brand can offer peace of mind when investing in high-end components.
Budget Considerations
Balance your budget with the performance you need. While premium blocks offer better cooling and looks budget options can still provide effective cooling for standard builds.
Determine how much you are willing to spend on cooling before you start shopping.
How to Use and Care for Your Ek Waterblocks for Nvidia
When installing your water block ensure that the GPU and mounting surfaces are clean before applying thermal paste. This step is critical to prevent air pockets that can reduce cooling efficiency and lead to higher temperatures.
After installation regularly check your loops for any signs of leaks or air bubbles. Flushing the system with distilled water every year helps remove buildup and maintains the flow of coolant through the block.
Keep the external parts of the water block free from dust and debris by cleaning them with a soft cloth. Avoid using harsh chemicals that could damage the acrylic or finish of the component.
Frequently Asked Questions
Are EK Waterblocks compatible with all RTX 5090 models?
No most EK Waterblocks are designed for specific PCB layouts. You must check the product description to confirm it supports your exact card model and manufacturer such as ASUS or Gigabyte.
Do I need a special pump for these blocks?
No standard high-quality DDC or D5 pumps work well with these blocks. The flow restriction is low enough that most pumps can maintain proper coolant circulation without issue.
Can I use air cooling with these waterblocks?
No these blocks are designed for liquid cooling loops only. Using them without water will not provide cooling and may cause overheating or damage to the GPU.
How often should I replace thermal pads?
It is recommended to replace thermal pads every two to three years or if you notice temperature increases. High-quality pads should maintain performance for several years under normal conditions.
Is RGB lighting required for these blocks?
No RGB lighting is optional and depends on your aesthetic preference. Many blocks offer non-RGB versions or can be used with lighting disabled if you prefer a simpler look.
What coolant should I use with EK Waterblocks?
Distilled water with a biocide or pre-mixed coolant is ideal. Avoid using water with additives that can clog micro-fins or cause corrosion inside the block over time.
Do these blocks come with mounting screws?
Some models include specific mounting screws while others require a separate kit. Check the product details to see what is included to avoid missing parts during installation.
Will these blocks fit in my PC case?
Check the physical dimensions of the block and your case clearance. Some GPU blocks are longer due to the backplate so ensure your case can accommodate the total length of the setup.
Final Thoughts on Choosing the Best Ek Waterblocks for Nvidia
We have reviewed the top Ek Waterblocks for Nvidia GPUs and related cooling components to help you make an informed decision. Each product offers unique benefits depending on your specific card model and system goals.
Prioritize compatibility and build quality when selecting a water block to ensure long-term performance and reliability. The right choice will keep your system cool and efficient while adding a touch of visual appeal.
Always verify current availability and specifications before purchasing as product details can change over time. This guide provides a solid starting point for your research and build planning.