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ASRock Challenger D Radeon RX 6600 XT dual-fan graphics card with metal backplate

ASRock

ASRock RX6600XT CLD 8GO graphics card

SKU CH-VRTD-CSYXK MPN RX6600XT CLD 8GO

Refurbished RDNA 2 graphics card with 8GB GDDR6, 2048 stream processors and a 128-bit bus running at 2000 MHz base clock

  • InterfacePCI Express 4.0
  • Chipset ManufacturerAMD
  • GPU SeriesAMD Radeon RX 6000 Series
  • GPURadeon RX 6600 XT
  • ArchitectureRDNA 2
  • Core Clock2000 MHz
  • RDNA 2 architecture powers efficient 1080p gaming
  • 8 GB GDDR6 memory handles high-resolution textures
  • Boost clock reaches 2593 MHz for responsive frame rates
  • HDMI 2.1 VRR plus three DisplayPort 1.4 outputs drive four monitors
  • Dual-fan cooler with 0 dB silent mode keeps temperatures low

Challenger D 8GB GDDR6 graphics card

This ASRock Challenger D model is a Radeon RX 6600 XT with 8GB of GDDR6 memory on a 128-bit interface. It targets 1080p gaming at high refresh rates and content creation workloads that benefit from RDNA 2 architecture. The card occupies two expansion slots and measures 269 mm in length. A single 8-pin power connector delivers the required energy.

PCIe 4.0 slot and 500W PSU check

Verify that your motherboard provides a full-length PCI Express 4.0 x16 slot and that the case can accommodate a 269 mm card. The power supply must be rated for at least 500W and include one free 8-pin PCIe connector. Ensure the operating system supports DirectX 12 Ultimate and that your monitor uses HDMI 2.1 VRR or DisplayPort 1.4 with DSC for variable refresh rates.

160W TDP with dual-fan cooling

The thermal design power is rated at 160W, handled by a dual-fan cooler with striped axial fans and ultra-fit heatpipes. A metal backplate adds structural rigidity and aids heat spread. 0dB silent cooling stops the fans completely during light loads, reducing acoustic output to near zero. Under sustained gaming the fans spin up to maintain stable temperatures within the two-slot form factor.

Highlights

  • RDNA 2 architecture powers efficient 1080p gaming
  • 8 GB GDDR6 memory handles high-resolution textures
  • Boost clock reaches 2593 MHz for responsive frame rates
  • HDMI 2.1 VRR plus three DisplayPort 1.4 outputs drive four monitors
  • Dual-fan cooler with 0 dB silent mode keeps temperatures low

Specifications

BrandASRock
SeriesChallenger D
ModelRX6600XT CLD 8GO
InterfacePCI Express 4.0
Chipset ManufacturerAMD
GPU SeriesAMD Radeon RX 6000 Series
GPURadeon RX 6600 XT
ArchitectureRDNA 2
Core Clock2000 MHz
Game Clock2382 MHz
Boost Clock2593 MHz
Stream Processors2048
Memory Size8GB
Memory Interface128-Bit
Memory TypeGDDR6
DirectXDirectX 12 Ultimate
OpenGLOpenGL 4.6
Multi-Monitor Support4
HDMI1 x HDMI 2.1 VRR
DisplayPort3 x DisplayPort 1.4 with DSC
Max Resolution7680 x 4320
CoolerDouble Fans
Thermal Design Power160W
Recommended PSU Wattage500W
Power Connector1 x 8-pin
HDCP ReadyYes
FeaturesDual Fan Design
Striped Axial Fan
Ultra-fit Heatpipe
Stylish Metal Backplate
0dB Silent Cooling
Super Alloy Graphics Card
Max GPU Length269 mm
Card Dimensions (L x H)10.59" x 5.20"
Slot Width2 Slots
Shipping weight1.16 kg
Package size356 × 224 × 66 mm

Questions about this item

Does the ASRock Challenger D RX6600XT CLD 8GO include the 8-pin power cable or must I supply my own?

The card requires one 8-pin power connector; the cable itself comes from your power supply, not from the graphics card box.

Should I choose this 8 GB 128-bit GDDR6 model or look for a larger frame buffer for 1440p gaming?

With 8 GB on a 128-bit bus and a 2593 MHz boost clock, the card targets 1080p high-refresh play; 1440p will need texture compromises.

What does the 2593 MHz boost clock deliver once the card is installed in a PCIe 4.0 system with a 500 W PSU?

Expect sustained clocks near 2593 MHz in typical 1080p loads while the dual-fan cooler keeps the 160 W TDP in check.

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