GPU model | Ellesmere | Polaris 22 |
---|---|---|
GPU variant | Ellesmere XT | VegaM MGL XL |
Architecture | GCN 4.0 | GCN 4.0 |
Foundry | GlobalFoundries | GlobalFoundries |
Manufacturing process | 14 nm | 14 nm |
Number of transistors | 5,700 million | 5,000 million |
Die size | 232 mm² | 208 mm² |
Release date | Dec 12th, 2016 | — |
---|---|---|
Generation | Radeon Instinct | — |
Production | Active | — |
Interface | PCIe 3.0 x16 | — |
Base clock | 1120 MHz | 931 MHz |
---|---|---|
Boost clock | 1233 MHz | 1011 MHz |
Memory clock | 1750 MHz 7 Gbps effective | 700 MHz 1400 Mbps effective |
Memory size | 8 GB | 4 GB |
---|---|---|
Memory type | GDDR5 | HBM2 |
Memory bus width | 256 bit | 1024 bit |
Bandwidth | 224.0 GB/s | 179.2 GB/s |
Shading units | 2304 | 1280 |
---|---|---|
TMUs | 144 | 80 |
ROPs | 32 | 32 |
Compute units | 36 | 20 |
Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
Cache L2 | 2 MB | 1024 KB |
Pixel rate | 39.46 GPixel/s | 32.35 GPixel/s |
---|---|---|
Texture rate | 177.6 GTexel/s | 80.88 GTexel/s |
FP16 (half) performance | 5.682 TFLOPS (1:1) | 2.588 TFLOPS (1:1) |
FP32 (float) performance | 5.682 TFLOPS | 2.588 TFLOPS |
FP64 (double) performance | 355.1 GFLOPS (1:16) | 161.8 GFLOPS (1:16) |
Slot width | Single-slot | IGP |
---|---|---|
Length | 241 mm 9.5 inches | — |
Width | 111 mm 4.4 inches | — |
TDP | 150 W | 65 W |
Suggested PSU | 450 W | — |
Outputs | No outputs | No outputs |
Power connectors | 1x 6-pin | — |
Board number | D122 | D136 |
DirectX | 12 (12_0) | 12 (12_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.4 | 6.4 |
Release date | — | Apr 24th, 2018 |
---|---|---|
Generation | — | Vega (Vega M) |
Production | — | Active |
Interface | — | IGP |