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PowerColor Hellhound Radeon RX 7900 XT triple-fan graphics card in dark grey and black finish

PowerColor Refurbished

PowerColor Hellhound Radeon RX 7900 XT RX7900XT 20G-L/OC graphics card

SKU CH-5V4F-BY3RG MPN RX7900XT 20G-L/OC

Refurbished AMD Radeon RX 7900 XT graphics card with 20GB GDDR6 memory, 5376 stream processors and a 2500 MHz boost clock on a triple-fan cooler

  • Graphics processorRadeon RX 7900 XT
  • Memory capacity20 GB
  • Interface typePCI Express 4.0
  • Shader units5376
  • Highest resolution7680 × 4320
  • Boost frequency2500 MHz
  • 20GB GDDR6 memory on a 320-bit bus enables high-resolution textures
  • Boost clock of 2500 MHz delivers strong gaming performance
  • 5376 stream processors provide parallel compute power
  • HDMI 2.1 and three DisplayPort 2.1 outputs drive four 8K displays
  • Triple-fan cooler handles the 300W thermal design power

PowerColor Hellhound Radeon RX 7900 XT 20GB

The PowerColor Hellhound Radeon RX 7900 XT is a graphics card built on the AMD Radeon RX 7000 Series architecture with 20GB of GDDR6 memory across a 320-bit interface. It connects via PCI Express 4.0 and features a triple-fan cooler. This refurbished unit targets enthusiasts seeking high-resolution gaming and compute performance.

Who this suits and who should look elsewhere

This card suits builders who need 20GB VRAM for 4K gaming or professional workloads and have a 750W power supply with two 8-pin connectors. The 3-slot, 320mm length requires a compatible ATX case. Users with smaller cases, lower-wattage PSUs, or only HDMI 2.0 displays should consider other options.

The deciding specification: 20GB 320-bit GDDR6

The 20GB 320-bit GDDR6 memory configuration is the single spec that determines fit. It enables high-resolution textures and large frame buffers at 7680 x 4320 output across one HDMI 2.1 and three DisplayPort 2.1 ports. If your workload demands more VRAM or a wider bus, this model will not meet that requirement.

How it compares

Measured against everything we stock in Desktop GPUs & Video Cards, at today’s prices. Recalculated every night.

Price $464.99
Pricier than about 61% of the 4,285 comparable items (median $354.99).
Memory capacity 20 GB
Higher than about 91% of the 3,563 comparable items (median 8 GB).
Boost frequency 2500 MHz
Higher than about 63% of the 1,837 comparable items (median 1.89 GHz).

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Specifications

Product
Brand namePowerColor
Product lineHellhound
Model nameRX7900XT 20G-L/OC
Processor
TDP rating300 W
Memory
Type of memoryGDDR6
Display
Highest resolution7680 × 4320
Graphics
Graphics processorRadeon RX 7900 XT
Memory capacity20 GB
Boost frequency2500 MHz
Shader units5376
Chipset makerAMD
Graphics seriesAMD Radeon RX 7000 Series
Game clock speed2130 MHz
Memory bus width320-Bit
DirectX support12
OpenGL support4.6
Supported displays4
Ports & slots
Interface typePCI Express 4.0
HDMI ports1 x HDMI 2.1
DisplayPort connectors3 x DisplayPort 2.1
Power
Recommended power supply750 W
Power input connector2 × 8-Pin
Size & build
Form factorATX
Max graphics card length320 mm
Slots occupied3 Slots
Shipping weight2.22 kg
Package size415 × 221 × 112 mm
More details
Cooling solutionTriple Fans

Questions about this item

Will the 320 mm length and 3-slot width of this Hellhound card fit inside my ATX case?

The card measures 320 mm long and occupies three expansion slots, so verify your case has at least 320 mm of GPU clearance and three adjacent rear brackets free before ordering.

Which power connectors must I plug in, and what PSU wattage is recommended for the 300 W TDP?

Connect both 8-pin PCIe power cables from a 750 W or higher power supply; missing either connector will prevent the card from reaching its 2500 MHz boost clock.

How often should I clean the triple-fan cooler to keep the 2130 MHz game clock stable?

Blow dust from the three fans and heatsink fins every three to six months; clogged airflow raises temperatures and can throttle the 2130 MHz game clock during long sessions.

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