AMD Radeon Pro W6800 vs AMD Radeon RX 6700
Graphics Processor
| GPU model | Navi 21 | Navi 22 |
|---|---|---|
| Architecture | RDNA 2.0 | RDNA 2.0 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 7 nm | 7 nm |
| Number of transistors | 26,800 million | 17,200 million |
| Die size | 520 mm² | 335 mm² |
| GPU variant | — | Navi 22 XTL |
Graphics Card
| Release date | Jun 8th, 2021 | 2021 |
|---|---|---|
| Generation | Radeon Pro | Navi II |
| Production | Active | Active |
| Launch price | 2,249 USD | — |
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| Predecessor | — | Navi |
| Successor | — | Navi III |
Clocks
| Base clock | 2075 MHz | 2200 MHz |
|---|---|---|
| Boost clock | 2320 MHz | 2500 MHz |
| Memory clock | 2000 MHz 16 Gbps effective | 2000 MHz 16 Gbps effective |
Memory Configuration
| Memory size | 32 GB | 6 GB |
|---|---|---|
| Memory type | GDDR6 | GDDR6 |
| Memory bus width | 256 bit | 192 bit |
| Bandwidth | 512.0 GB/s | 384.0 GB/s |
Render Configuration
| Shading units | 3840 | 2304 |
|---|---|---|
| TMUs | 240 | 144 |
| ROPs | 96 | 64 |
| Compute units | 60 | 36 |
| RT cores | 60 | 36 |
| gpu.details.l0-cache | 32 KB per WGP | 32 KB per WGP |
| Cache L1 | 128 KB per Array | 128 KB per Array |
| Cache L2 | 4 MB | 3 MB |
| gpu.details.l3-cache | 128 MB | 96 MB |
Performance
| Pixel rate | 222.7 GPixel/s | 160.0 GPixel/s |
|---|---|---|
| Texture rate | 556.8 GTexel/s | 360.0 GTexel/s |
| FP16 (half) performance | 35.64 TFLOPS (2:1) | 23.04 TFLOPS (2:1) |
| FP32 (float) performance | 17.82 TFLOPS | 11.52 TFLOPS |
| FP64 (double) performance | 1,114 GFLOPS (1:16) | 720.0 GFLOPS (1:16) |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| Length | 267 mm 10.5 inches | 267 mm 10.5 inches |
| Width | 120 mm 4.7 inches | 110 mm 4.3 inches |
| Height | 50 mm 2 inches | 40 mm 1.6 inches |
| TDP | 250 W | 180 W |
| Suggested PSU | 600 W | 450 W |
| Outputs | 6x mini-DisplayPort | 1x HDMI2x DisplayPort1x USB Type-C |
| Power connectors | 1x 6-pin + 1x 8-pin | 1x 8-pin |
| Part number | 102-D16487 | — |
| Board number | D164 | — |
API Support & Features
| DirectX | 12 Ultimate (12_2) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.1 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.5 | 6.5 |
