Corsair Hydro X Series XG5 RGB 5090 Astral GPU Water Block

The Corsair Hydro X Series XG5 RGB 5090 Astral GPU Water Block features a total conversion design for the ASUS ROG Astral GeForce RTX 5090, cooling the GPU, VRAM and VRMs as part of a custom liquid loop. The GPU water block combines a CNC machined nickel plated copper cold plate, 67 high density cooling fins, a transparent acrylic flow path and 16 individually addressable RGB LEDs for strong thermal performance and standout presentation. The included full length aluminium backplate adds protection, while pre applied thermal paste and pads help streamline installation.

Features

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Hydro X Series XG5 RGB 5090 ASTRAL GPU Water Block

The CORSAIR Hydro X Series XG5 RGB 5090 ASTRAL GPU Water Block is a total conversion solution for the ASUS® ROG Astral GeForce RTX™ 5090 graphics card.

• Total conversion block for ASUS ROG Astral GeForce RTX 5090 GPUs
• Fully transparent GPU block cools the GPU, VRAM, and VRMs
• Premium CNC-machined, nickel-plated copper construction
• Full-length aluminium backplate
• A total of 16 individually addressable RGB LEDs
• Acrylic flow path for maximum coolant visibility
• Easy installation with pre-applied TIM and thermal pads
• Three-year warranty

Extra Cool

Realise Your GPU’s Potential

Unlock your ASUS ROG Astral GeForce RTX™ 5090’s true potential with a cutting-edge GPU water block that’s ready to integrate into a custom cooling loop.

Visibly Superior

Improve Your Style

This total conversion GPU water block will stand out as a key component of your liquid-cooled PC, offering performance that’s as good as it looks.

A transparent flow path shows off your coolant and enhances your RGB lighting.

Precision Meets Performance

CNC-Machined Nickel-Plated Copper

A set of 67 high-density cooling fins positioned over the GPU maximise thermal transfer and surface area, for lower temperatures and maximum performance.

Vibrant Visuals

Built-In RGB Lighting

Integrated directly into the GPU block, 16 individually addressable RGB LEDs deliver vibrant, customisable lighting when paired with a CORSAIR iCUE Controller (sold separately) and CORSAIR iCUE software.

5V ARGB motherboard adaptor cable included for alternative lighting control through compatible motherboards with RGB header.

Shielded

Full-Length Aluminium Backplate

The included full-length aluminium backplate completely covers your graphics card's PCB and protects sensitive components from dust and particles.

Smaller & Cooler

Compact Size, Powerful Cooling

Designed to replace your ASUS ROG Astral GeForce RTX™ 5090’s stock cooler and significantly reduce the size of your new graphics card with a 27% reduction in length and 65% reduction in thickness.

*Requires a full custom cooling setup to operate.

iCUE Enabled Product

CORSAIR iCUE software brings your entire setup together, creating a fully immersive ecosystem with intuitive control.