AMD Radeon Instinct MI100 vs AMD Radeon R9 270 1024SP
Graphics Processor
| GPU model | Arcturus | Pitcairn |
|---|---|---|
| GPU variant | Arcturus XL | Pitcairn PRO (215-0828062) |
| Architecture | CDNA 1.0 | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 7 nm | 28 nm |
| Number of transistors | 25,600 million | 2,800 million |
| Die size | 750 mm² | 212 mm² |
Graphics Card
| Release date | Nov 16th, 2020 | Mar 13th, 2015 |
|---|---|---|
| Generation | Radeon Instinct | Volcanic Islands |
| Production | Active | End-of-life |
| Interface | PCIe 4.0 x16 | PCIe 3.0 x16 |
| Reviews | — | 32 in our database |
| Predecessor | — | Sea Islands |
| Successor | — | Pirate Islands |
Clocks
| Base clock | 1000 MHz | 900 MHz |
|---|---|---|
| Boost clock | 1502 MHz | 925 MHz |
| SOC clock | 1091 MHz | — |
| UVD clock | 1403 MHz | — |
| Memory clock | 1200 MHz 2.4 Gbps effective | 1200 MHz 4.8 Gbps effective |
Memory Configuration
| Memory size | 32 GB | 2 GB |
|---|---|---|
| Memory type | HBM2 | GDDR5 |
| Memory bus width | 4096 bit | 256 bit |
| Bandwidth | 1,229 GB/s | 153.6 GB/s |
Render Configuration
| Shading units | 7680 | 1024 |
|---|---|---|
| TMUs | 480 | 64 |
| ROPs | 64 | 32 |
| Compute units | 120 | 16 |
| Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 8 MB | 512 KB |
Performance
| Pixel rate | 96.13 GPixel/s | 29.60 GPixel/s |
|---|---|---|
| Texture rate | 721.0 GTexel/s | 59.20 GTexel/s |
| FP16 (half) performance | 184.6 TFLOPS (8:1) | — |
| FP32 (float) performance | 23.07 TFLOPS | 1.894 TFLOPS |
| FP64 (double) performance | 11.54 TFLOPS (1:2) | 118.4 GFLOPS (1:16) |
Dimensions & Outputs
| Slot width | Dual-slot | Dual-slot |
|---|---|---|
| Length | 267 mm 10.5 inches | — |
| Width | 111 mm 4.4 inches | — |
| TDP | 300 W | 150 W |
| Suggested PSU | 700 W | 450 W |
| Outputs | No outputs | 2x DVI1x HDMI1x DisplayPort |
| Power connectors | 2x 8-pin | 1x 6-pin |
| Board number | 109-D05187 | C403 |
| gpu.details.bios-number | 113-D3430300-025 | — |
API Support & Features
| DirectX | — | 12 (11_1) |
|---|---|---|
| OpenGL | — | 4.6 |
| OpenCL | 2.1 | 1.2 |
| Vulkan | — | 1.2 |
| Shader model | — | 5.1 |
