ASRock RX 6600 XT Challenger Pro OC
RX 6000 · RX 6600 XT Challenger Pro OC · RX 6600 XT
General
| Series | RX 6000 |
|---|---|
| Model | RX 6600 XT Challenger Pro OC |
| Chip | RX 6600 XT |
| Launch Year | 2021 |
| Release Date | 7/30/2021 |
| Launch MSRP | $379 |
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Architecture
| Architecture | RDNA 2.0 |
|---|---|
| GPU Die | Navi 23 (Navi 23 XT) |
| Foundry | TSMC · 7 nm |
| Transistors | 11.1 billion |
| Die Size | 237 mm² |
Cores
| Shading Units | 2048 |
|---|---|
| TMUs | 128 |
| ROPs | 64 |
| SM / CU | 32 |
| RT Cores | 32 |
| L2 Cache | 2 MB |
Memory
| VRAM | 8 GB |
|---|---|
| Memory Type | GDDR6 |
| Memory Bus | 128-bit |
| Memory Speed | 16 Gbps |
Clocks and Power
| Base Clock | 1968 MHz |
|---|---|
| Boost Clock | 2602 MHz |
| TDP | 160 W |
| Power Connector | 8-pin |
| Recommended PSU | 450 W |
Compute (TFLOPS)
| FP32 | 10.6 TFLOPS |
|---|---|
| FP16 | 21.21 TFLOPS |
| FP64 | 0.66 TFLOPS |
Display Outputs
| HDMI | 1× |
|---|---|
| DisplayPort | 3× |
Cooling
| Fan Count | 3 |
|---|---|
| Liquid Cooling | ✗ No |
Physical
| Length | 303 mm |
|---|---|
| Width | 45 mm |
| Height | 131 mm |
| Slot Width | 2.3 slot |
Interface
| PCIe Version | 4.0 |
|---|---|
| PCIe Lanes | x8 |
Software and Technologies
| API Support | DirectX 12 Ultimate (12_2) Vulkan 1.4 OpenCL 2.1 OpenGL 4.6 Shader Model 6.8 |
|---|---|
| Hardware Encoder | VCN 3.0 |
| Encoding | H.265 H.264 |
| Decoding | AV1 H.265 H.264 VP9 VC-1 MPEG-2 |
