AMD Radeon Instinct MI50 vs NVIDIA CMP 40HX
Graphics Processor
| GPU model | Vega 20 | TU106 |
|---|---|---|
| GPU variant | Vega 20 GLXT | TU106-100-A1 |
| Architecture | GCN 5.1 | Turing |
| Foundry | TSMC | TSMC |
| Manufacturing process | 7 nm | 12 nm |
| Number of transistors | 13,230 million | 10,800 million |
| Die size | 331 mm² | 445 mm² |
Graphics Card
| Release date | Nov 18th, 2018 | Feb 25th, 2021 |
|---|---|---|
| Generation | Radeon Instinct | Mining GPUs |
| Production | Active | Active |
| Interface | PCIe 4.0 x16 | PCIe 3.0 x16 |
| Launch price | — | 699 USD |
Clocks
| Base clock | 1200 MHz | 1470 MHz |
|---|---|---|
| Boost clock | 1746 MHz | 1650 MHz |
| Memory clock | 1000 MHz 2 Gbps effective | 1750 MHz 14 Gbps effective |
Memory Configuration
| Memory size | 16 GB | 8 GB |
|---|---|---|
| Memory type | HBM2 | GDDR6 |
| Memory bus width | 4096 bit | 256 bit |
| Bandwidth | 1,024 GB/s | 448.0 GB/s |
Render Configuration
| Shading units | 3840 | 2304 |
|---|---|---|
| TMUs | 240 | 144 |
| ROPs | 64 | 64 |
| Compute units | 60 | — |
| Cache L1 | 16 KB (per CU) | 64 KB (per SM) |
| Cache L2 | 4 MB | 4 MB |
| SM count | — | 36 |
| Tensor cores | — | 288 |
| RT cores | — | 36 |
Performance
| Pixel rate | 111.7 GPixel/s | 105.6 GPixel/s |
|---|---|---|
| Texture rate | 419.0 GTexel/s | 237.6 GTexel/s |
| FP16 (half) performance | 26.82 TFLOPS (2:1) | 15.21 TFLOPS (2:1) |
| FP32 (float) performance | 13.41 TFLOPS | 7.603 TFLOPS |
| FP64 (double) performance | 6.705 TFLOPS (1:2) | 237.6 GFLOPS (1:32) |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| Length | 267 mm 10.5 inches | 229 mm 9 inches |
| TDP | 300 W | 185 W |
| Suggested PSU | 700 W | 450 W |
| Outputs | 1x mini-DisplayPort | No outputs |
| Power connectors | 1x 6-pin + 1x 8-pin | 1x 8-pin |
| Width | — | 111 mm 4.4 inches |
| Height | — | 35 mm 1.4 inches |
| Board number | — | PG161 SKU 100 |
API Support & Features
| DirectX | 12 (12_1) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 3.0 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.4 | 6.6 |
| CUDA | — | 7.5 |
