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Gigabyte Radeon RX 6600 XT Gaming OC graphics card with triple-fan Windforce cooler, metal backplate and RGB lighting

GIGABYTE Refurbished

GIGABYTE GV-R66XTGAMING OC-8G Radeon RX 6600 XT graphics card

SKU CH-Z9ES-GBHGV MPN GV-R66XTGAMING OC-8G

Refurbished Radeon RX 6600 XT with 8 GB GDDR6, WINDFORCE 3X triple-fan cooling and PCIe 4.0 interface

  • Graphics processorRadeon RX 6600 XT
  • Memory capacity8 GB
  • Interface typePCI Express 4.0
  • Shader units2048
  • Highest resolution7680 × 4320
  • Type of memoryGDDR6
  • RDNA 2 architecture powers 2048 stream processors for 1080p gaming
  • 8 GB GDDR6 memory at 16000 MHz on a 128-bit bus
  • WINDFORCE 3X cooler with alternate spinning fans and graphene nano lubricant
  • Dual HDMI 2.1 and dual DisplayPort 1.4a drive four displays to 7680 x 4320
  • Metal back-plate and RGB Fusion 2.0 lighting complete the build

Radeon RX 6600 XT 8GB gaming card

The GIGABYTE GV-R66XTGAMING OC-8G is a PCI Express 4.0 graphics card built on AMD RDNA 2 architecture. It carries 2048 stream processors and 8GB of GDDR6 memory across a 128-bit bus clocked at 16000 MHz. The WINDFORCE 3X cooler uses alternate spinning fans and graphene nano lubricant. A metal back plate adds structural rigidity.

1080p high-refresh builds — not 4K

This card suits gamers targeting 1080p at high frame rates with DirectX 12 Ultimate and OpenGL 4.6 support. Four display outputs — two HDMI 2.1 and two DisplayPort 1.4a — drive up to four monitors at 7680 x 4320. Builders needing more memory bandwidth for 1440p ultra textures or ray-tracing workloads should consider wider-bus alternatives.

128-bit memory interface decides fit

The 128-bit bus width is the spec that determines whether this GPU matches your resolution and texture-quality targets. It delivers 8GB capacity at 16000 MHz effective clock, but the narrow interface caps peak bandwidth. Pair it with a 500W supply and an 8-pin connector in a case that clears 282 mm length and a 2.5-slot footprint.

How it compares

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

Price $155.99
Cheaper than about 81% 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 nameGIGABYTE
Product lineGaming
Model nameGV-R66XTGAMING OC-8GD
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
Effective memory speed16000 MHz
Memory bus width128-Bit
DirectX support12 Ultimate
OpenGL support4.6
Supported displays4
Ports & slots
Interface typePCI Express 4.0
HDMI ports2 x HDMI 2.1
DisplayPort connectors2 x DisplayPort 1.4a
Power
Recommended power supply500 W
Power input connector8-Pin
Size & build
Form factorATX
Max graphics card length282 mm
Card size11.1 in × 4.53 in
Slots occupied2.5 Slot
Shipping weight1.13 kg
Package size404 × 235 × 89 mm
More details
Cooling solutionWINDFORCE 3X

Questions about this item

How much case clearance does the 282 mm length and 2.5 slot width need?

The card measures 282 mm long and occupies 2.5 expansion slots, so allow at least that much length and vertical space in your chassis.

What is the correct way to attach the single 8-Pin power connector and the step many miss?

Plug the 8-Pin PCIe cable fully until the latch clicks; the step often missed is verifying the cable is seated on the card side before closing the case.

When should the WINDFORCE 3X fans or graphene nano lubricant be checked or replaced?

Inspect the three alternate-spinning fans for dust every few months; the graphene nano lubricant is sealed and does not require user replacement.

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