Corsair
Hydro X Series XG7 RGB 40-SERIES GPU Water Block
Best custom cooling solution for enthusiasts building high-performance gaming PCs.
Enhance your PC's cooling and aesthetics with this advanced GPU water block. Designed for specific high-performance graphics cards, it provides superior thermal management for the GPU, memory, and VRM. The integrated RGB lighting offers customizable visual effects, controllable via companion software. Installation is streamlined with pre-applied thermal materials and a full-length aluminum backplate for added protection. Its refined, slimmer design ensures better compatibility within various PC cases, offering both improved thermal performance and a sleeker visual appeal.
$224.99
Owner Satisfaction
4.3
/ 5
Category Rank
3013
/ 4022
#3013 in Computer System Cooling Parts
Price vs Category Average
+57%
Above average
Lighting
RGB
/ RGB
Who it's for
- Gamers and creators pushing for maximum hardware performance
- PC builders prioritizing a cohesive, vibrant lighting aesthetic
- Enthusiasts seeking reliable, long-term cooling for premium hardware
Who should skip it
- Novice builders uncomfortable with complex hardware modifications
- Budget-conscious users wary of high-end custom loop costs
- Users concerned about losing their original manufacturer warranty
Performance breakdown
Thermal Efficiency
Nickel-plated copper base ensures rapid heat dissipation for high-end gaming loads.
Installation Simplicity
Pre-applied thermal materials significantly reduce the complexity of custom loop assembly.
Aesthetic Integration
Seamless iCUE software synchronization creates a cohesive, vibrant custom lighting environment.
Build Robustness
Full-length aluminum backplate provides essential structural rigidity and component protection.
Case Compatibility
Slim profile design fits comfortably into most standard mid-tower chassis configurations.
Component Coverage
Comprehensive cooling path effectively targets the GPU, memory, and sensitive VRMs.
Key Specs
Lighting
RGB
Compatible Materials
Only mix with other copper / brass products
Thermal Material
Pre-applied thermal paste and pads
Port Thread
G1/4" BSPP
Max Operating Temperature
60°C coolant temperature
Fluid Chamber Material
PMMA
Compatible Coolants
CORSAIR XL or equivalent
Color
BLACK
Know before you buy
The Hydro X Series XG7 is specifically engineered for the ASUS ROG STRIX and ASUS TUF versions of the GeForce RTX 4080. It will not fit other GPU models, so please verify your exact card model before purchasing.
No, the water block comes with thermal paste and pads pre-applied. This simplifies the installation process and ensures the correct amount of material is used for optimal heat transfer.
No, you must avoid mixing this block with aluminum components. To prevent galvanic corrosion, ensure your custom cooling loop only contains copper or brass parts.
The RGB lighting is fully compatible with Corsair's iCUE software. Once connected to a compatible controller, you can sync the lighting effects with the rest of your system.
The maximum operating coolant temperature for this water block is 60°C. Keeping your loop within this range ensures the longevity of the materials and maintains peak cooling performance.
Yes, the design provides full-coverage cooling for the GPU core, the memory modules, and the voltage regulator modules (VRM). This ensures your entire graphics card stays cool under heavy loads.
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Ask Hayley anything about this product before you decide.
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$225