GPU model | Lexa | Raven |
---|---|---|
GPU variant | Lexa PRO GL | — |
Architecture | GCN 4.0 | GCN 5.0 |
Foundry | GlobalFoundries | GlobalFoundries |
Manufacturing process | 14 nm | 14 nm |
Number of transistors | 2,200 million | 4,940 million |
Die size | 103 mm² | 210 mm² |
Release date | Jun 4th, 2017 | — |
---|---|---|
Generation | Radeon Pro | — |
Production | End-of-life | — |
Launch price | 149 USD | — |
Interface | PCIe 3.0 x8 | — |
Base clock | 925 MHz | 300 MHz |
---|---|---|
Boost clock | 1219 MHz | 1280 MHz |
Memory clock | 1500 MHz 6 Gbps effective | System Shared |
Memory size | 2 GB | System Shared |
---|---|---|
Memory type | GDDR5 | System Shared |
Memory bus width | 64 bit | System Shared |
Bandwidth | 48.00 GB/s | System Dependent |
Shading units | 512 | 384 |
---|---|---|
TMUs | 32 | 24 |
ROPs | 16 | 8 |
Compute units | 8 | 6 |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 256 KB | — |
Pixel rate | 19.50 GPixel/s | 10.24 GPixel/s |
---|---|---|
Texture rate | 39.01 GTexel/s | 30.72 GTexel/s |
FP16 (half) performance | 1,248 GFLOPS (1:1) | 1.966 TFLOPS (2:1) |
FP32 (float) performance | 1,248 GFLOPS | 983.0 GFLOPS |
FP64 (double) performance | 78.02 GFLOPS (1:16) | 61.44 GFLOPS (1:16) |
Slot width | Single-slot | IGP |
---|---|---|
Length | 168 mm 6.6 inches | — |
Width | 69 mm 2.7 inches | — |
TDP | 35 W | 15 W |
Suggested PSU | 200 W | — |
Outputs | 1x DisplayPort2x mini-DisplayPort | No outputs |
Power connectors | None | — |
Board number | D091 | — |
DirectX | 12 (12_0) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.4 | 6.4 |
Release date | — | May 10th, 2018 |
---|---|---|
Generation | — | Raven Ridge (Vega) |
Production | — | Active |
Interface | — | IGP |
Predecessor | — | Great Horned Owl |
Successor | — | Picasso |