GPU model | Polaris 22 | Trinidad |
---|---|---|
GPU variant | VegaM MGL XL | Trinidad PRO (215-0870020) |
Architecture | GCN 4.0 | GCN 1.0 |
Foundry | GlobalFoundries | TSMC |
Manufacturing process | 14 nm | 28 nm |
Number of transistors | 5,000 million | 2,800 million |
Die size | 208 mm² | 212 mm² |
Release date | Apr 24th, 2018 | — |
---|---|---|
Generation | Vega (Vega M) | — |
Production | Active | — |
Interface | IGP | — |
Base clock | 931 MHz | 925 MHz |
---|---|---|
Boost clock | 1011 MHz | 975 MHz |
Memory clock | 700 MHz 1400 Mbps effective | 1400 MHz 5.6 Gbps effective |
Memory size | 4 GB | 2 GB |
---|---|---|
Memory type | HBM2 | GDDR5 |
Memory bus width | 1024 bit | 256 bit |
Bandwidth | 179.2 GB/s | 179.2 GB/s |
Shading units | 1280 | 1024 |
---|---|---|
TMUs | 80 | 64 |
ROPs | 32 | 32 |
Compute units | 20 | 16 |
Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
Cache L2 | 1024 KB | 512 KB |
Pixel rate | 32.35 GPixel/s | 31.20 GPixel/s |
---|---|---|
Texture rate | 80.88 GTexel/s | 62.40 GTexel/s |
FP16 (half) performance | 2.588 TFLOPS (1:1) | — |
FP32 (float) performance | 2.588 TFLOPS | 1.997 TFLOPS |
FP64 (double) performance | 161.8 GFLOPS (1:16) | 124.8 GFLOPS (1:16) |
Slot width | IGP | Dual-slot |
---|---|---|
TDP | 65 W | 150 W |
Outputs | No outputs | 2x DVI1x HDMI1x DisplayPort |
Board number | D136 | C634 |
Length | — | 221 mm 8.7 inches |
Width | — | 111 mm 4.4 inches |
Suggested PSU | — | 450 W |
Power connectors | — | 1x 6-pin |
DirectX | 12 (12_0) | 12 (11_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 1.2 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.4 | 5.1 |
Release date | — | Jun 12th, 2015 |
---|---|---|
Generation | — | Pirate Islands |
Production | — | End-of-life |
Interface | — | PCIe 3.0 x16 |
Predecessor | — | Volcanic Islands |
Successor | — | Arctic Islands |