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XFX Speedster SWFT210 Radeon RX 6600 XT dual-fan graphics card in black and silver finish

XFX Refurbished

XFX RX-66XT8DFDQ Radeon RX 6600 XT graphics card

SKU CH-JAG9-7CR6H MPN RX-66XT8DFDQ

Refurbished mid-range GPU with 8GB GDDR6 memory, 2048 stream processors and a boost clock of 2589 MHz on a 128-bit bus

  • Graphics processorRadeon RX 6600 XT
  • Memory capacity8 GB
  • Interface typePCI Express 4.0
  • Shader units2048
  • Boost frequency2589 MHz
  • Type of memoryGDDR6
  • Boost clock of 2589 MHz drives high frame rates
  • 2048 stream processors handle demanding game workloads
  • 8GB GDDR6 memory at 16 Gbps feeds the GPU fast
  • PCI Express 4.0 interface maximises data throughput
  • Dual-fan cooler keeps temperatures in check

SPEEDSTER SWFT210 8GB card for 1080p gaming

The XFX SPEEDSTER SWFT210 Radeon RX 6600 XT is a refurbished graphics card built for 1080p gaming. It uses the AMD RDNA 2 architecture with 2048 stream processors and 8GB of GDDR6 memory on a 128-bit bus. Core and boost clocks reach 2092 MHz and 2589 MHz respectively. The dual-fan cooler occupies two slots and measures 241 mm in length.

Check PCIe 4.0 slot and 750W PSU before install

Verify your motherboard provides a PCI Express 4.0 x16 slot and that the case can clear a 241 mm long, two-slot card. The board draws power through a single 8-pin connector, so the power supply must include that cable and meet the 750W recommendation. Display outputs are one HDMI 2.1 and three DisplayPort 1.4 ports for multi-monitor setups.

Sustained clocks hold near 2589 MHz under load

In extended sessions the dual-fan design keeps the GPU close to its 2589 MHz boost clock without aggressive throttling. The 16 Gbps GDDR6 memory delivers steady bandwidth for texture-heavy scenes at 1080p. DirectX 12 Ultimate support and AMD FreeSync compatibility maintain consistent frame pacing across long play periods.

How it compares

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

Price $138.99
Cheaper than about 85% 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.
Boost frequency 2589 MHz
Higher than about 77% of the 1,837 comparable items (median 1.89 GHz).

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Specifications

Product
Brand nameXFX
Product lineSPEEDSTER SWFT210
Model nameRX-66XT8DFDQ
Memory
Type of memoryGDDR6
Graphics
Graphics processorRadeon RX 6600 XT
Memory capacity8 GB
Boost frequency2589 MHz
Shader units2048
Core frequency2092 MHz
Chipset makerAMD
Graphics seriesAMD Radeon RX 6000 Series
Effective memory speed16 Gbit/s
Memory bus width128-Bit
DirectX support12 Ultimate
VR readyYes
Ports & slots
Interface typePCI Express 4.0
HDMI ports1 x HDMI 2.1
DisplayPort connectors3 x DisplayPort 1.4
Power
Recommended power supply750 W
Power input connector1 × 8-Pin
Size & build
Max graphics card length241 mm
Card size9.49 in × 5.16 in
Slots occupied2 Slots
Shipping weight1.36 kg
Package size365 × 198 × 120 mm
More details
Cooling solutionDouble Fans

Questions about this item

What comes in the box with the XFX RX-66XT8DFDQ and what must be purchased separately?

The card includes the GPU with dual-fan cooler, one HDMI 2.1 port, three DisplayPort 1.4 connectors and a single 8-pin power plug. You must supply a PCIe 4.0 motherboard slot, a power supply rated at least 750 W and any display cables you need.

How do I decide between the 8 GB 128-bit GDDR6 configuration and other capacities?

This model is offered only with 8 GB of GDDR6 on a 128-bit bus running at 16 Gbps. If your workload needs more frame-buffer or wider bandwidth you would have to choose a different card entirely.

What does the 2589 MHz boost clock mean once the card is installed in a real system?

The 2589 MHz boost clock is the peak frequency the GPU can reach under load when power, temperature and driver conditions allow. Sustained speeds will vary with case airflow, PSU headroom above 750 W and the specific game or application.

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