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Compact black graphics card with single axial fan and metal backplate

ASRock Refurbished

ASRock RX6600XT CLI 8G graphics card

SKU CH-6FNR-2XJSR MPN RX6600XT CLI 8G

Compact Radeon RX 6600 XT graphics card with 8GB GDDR6, single-fan cooling and PCIe 4.0 for small-form-factor builds

  • Graphics processorRadeon RX 6600 XT
  • Memory capacity8 GB
  • Interface typePCI Express 4.0
  • Shader units2048
  • Highest resolution7680 × 4320
  • Type of memoryGDDR6
  • 8GB GDDR6 memory drives 1080p gaming
  • Single-fan cooler with 0dB silent mode cuts noise
  • Compact 179 mm length fits small cases
  • PCI Express 4.0 interface unlocks full bandwidth
  • Four-display outputs include HDMI 2.1 VRR

Challenger ITX form factor

The ASRock Challenger ITX Radeon RX 6600 XT is a compact graphics card built for small-form-factor systems. It uses the RDNA 2 architecture with 2048 stream processors and 8GB of GDDR6 memory on a 128-bit interface. The PCI Express 4.0 interface connects to modern platforms. It suits 1080p gaming and multi-monitor productivity setups.

Sustained load behaviour

The 160W thermal design power is managed by a single-fan cooler with an ultra-fit heatpipe and a striped axial fan. Diversion holes and a metal backplate assist heat dissipation. The 0dB silent cooling feature stops the fan at low temperatures. A 500W power supply with one 8-pin connector is recommended for stable operation under continuous load.

Pre-order compatibility checks

Verify your case accepts a 179 mm card length and a two-slot width. Confirm the power supply provides a spare 8-pin PCIe connector and meets the 500W recommendation. Ensure the motherboard has a PCI Express 4.0 slot for full bandwidth. Check that your display cables match one HDMI 2.1 VRR, one HDMI 2.0 or two DisplayPort 1.4 outputs.

How it compares

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

Price $133.99
Cheaper than about 86% of the 4,285 comparable items (median $354.99).
Memory capacity 8 GB
Typical for this category: the median of 3,563 items is 8 GB.
Shader units 2048
Lower than about 70% of the 637 comparable items (median 2,560).

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Specifications

Product
Brand nameASRock
Product lineChallenger ITX
Model nameRX6600XT CLI 8G
Product colorBlack
Processor
TDP rating160 W
Memory
Type of memoryGDDR6
Display
Highest resolution7680 × 4320
Graphics
Graphics processorRadeon RX 6600 XT
Memory capacity8 GB
Shader units2048
Chipset makerAMD
Graphics seriesAMD Radeon RX 6000 Series
GPU architectureRDNA 2
Memory bus width128-Bit
DirectX support12 Ultimate
OpenGL support4.6
Supported displays4
Audio & video
HDCP supportYes
Ports & slots
Interface typePCI Express 4.0
HDMI ports1 x HDMI 2.1 VRR
1 x HDMI 2.0
DisplayPort connectors2 x DisplayPort 1.4 with DSC
Power
Recommended power supply500 W
Power input connector1 × 8-Pin
Size & build
Max graphics card length179 mm
Card size7.05 in × 4.88 in
Slots occupied2 Slots
Shipping weight0.73 kg
Package size296 × 182 × 76 mm
More details
Cooling solutionSingle Fan

Questions about this item

How loud and hot does the single-fan cooler get when the 160 W TDP card runs all day?

The 160 W board uses a striped axial fan, ultra-fit heatpipe and diversion holes; 0 dB silent cooling stops the fan at low load, so noise stays minimal during long sessions.

What power connector and PSU headroom does the 8-pin RX 6600 XT need?

One 8-pin PCIe connector is required; ASRock recommends a 500 W power supply for stable operation.

Will the 179 mm, dual-slot ITX card fit alongside older PCIe 3.0 motherboards and legacy monitors?

PCI Express 4.0 is backward compatible with 3.0 slots, and the card offers one HDMI 2.1 VRR, one HDMI 2.0 and two DisplayPort 1.4 outputs for mixed monitor setups.

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