AMD Radeon Instinct MI25 vs AMD Radeon Pro Vega 16
Graphics Processor
| GPU model | Vega 10 | Vega 12 |
|---|---|---|
| GPU variant | Vega 10 XT GL (215-0894124) | Vega 12 XLA |
| Architecture | GCN 5.0 | GCN 5.0 |
| Foundry | GlobalFoundries | GlobalFoundries |
| Manufacturing process | 14 nm | 14 nm |
| Number of transistors | 12,500 million | unknown |
| Die size | 495 mm² | unknown |
Graphics Card
| Release date | Jun 27th, 2017 | — |
|---|---|---|
| Generation | Radeon Instinct | — |
| Production | Active | — |
| Interface | PCIe 3.0 x16 | — |
Clocks
| Base clock | 1400 MHz | 815 MHz |
|---|---|---|
| Boost clock | 1500 MHz | 1190 MHz |
| Memory clock | 852 MHz 1704 Mbps effective | 1200 MHz 2.4 Gbps effective |
Memory Configuration
| Memory size | 16 GB | 4 GB |
|---|---|---|
| Memory type | HBM2 | HBM2 |
| Memory bus width | 2048 bit | 1024 bit |
| Bandwidth | 436.2 GB/s | 307.2 GB/s |
Render Configuration
| Shading units | 4096 | 1024 |
|---|---|---|
| TMUs | 256 | 64 |
| ROPs | 64 | 32 |
| Compute units | 64 | 16 |
| Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 4 MB | 1024 KB |
Performance
| Pixel rate | 96.00 GPixel/s | 38.08 GPixel/s |
|---|---|---|
| Texture rate | 384.0 GTexel/s | 76.16 GTexel/s |
| FP16 (half) performance | 24.58 TFLOPS (2:1) | 4.874 TFLOPS (2:1) |
| FP32 (float) performance | 12.29 TFLOPS | 2.437 TFLOPS |
| FP64 (double) performance | 768.0 GFLOPS (1:16) | 152.3 GFLOPS (1:16) |
Dimensions & Outputs
| Slot width | Dual-slot | IGP |
|---|---|---|
| Length | 267 mm 10.5 inches | — |
| Width | 111 mm 4.4 inches | — |
| TDP | 300 W | 75 W |
| Suggested PSU | 700 W | — |
| Outputs | No outputs | No outputs |
| Power connectors | 2x 8-pin | — |
| Board number | D051 | — |
API Support & Features
| DirectX | 12 (12_1) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.1 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.4 | 6.3 |
Other Features
Mobile graphics
| Release date | — | Nov 14th, 2018 |
|---|---|---|
| Generation | — | Radeon Pro Mac (Vega Series) |
| Production | — | Active |
| Interface | — | PCIe 3.0 x16 |
