GPU model | Lexa | Cezanne |
---|---|---|
GPU variant | Lexa PRO (215-0904018) | — |
Architecture | GCN 4.0 | GCN 5.1 |
Foundry | GlobalFoundries | TSMC |
Manufacturing process | 14 nm | 7 nm |
Number of transistors | 2,200 million | 9,800 million |
Die size | 103 mm² | 156 mm² |
Release date | Mar 27th, 2019 | — |
---|---|---|
Generation | Polaris | — |
Production | End-of-life | — |
Interface | PCIe 3.0 x8 | — |
Predecessor | Polaris | — |
Successor | Vega | — |
Base clock | 1082 MHz | 300 MHz |
---|---|---|
Boost clock | 1218 MHz | 1900 MHz |
Memory clock | 1750 MHz 7 Gbps effective | System Shared |
Memory size | 2 GB | System Shared |
---|---|---|
Memory type | GDDR5 | System Shared |
Memory bus width | 128 bit | System Shared |
Bandwidth | 112.0 GB/s | System Dependent |
Shading units | 512 | 448 |
---|---|---|
TMUs | 32 | 28 |
ROPs | 16 | 8 |
Compute units | 8 | 7 |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 512 KB | — |
Pixel rate | 19.49 GPixel/s | 15.20 GPixel/s |
---|---|---|
Texture rate | 38.98 GTexel/s | 53.20 GTexel/s |
FP16 (half) performance | 1,247 GFLOPS (1:1) | 3.405 TFLOPS (2:1) |
FP32 (float) performance | 1,247 GFLOPS | 1.702 TFLOPS |
FP64 (double) performance | 77.95 GFLOPS (1:16) | 106.4 GFLOPS (1:16) |
Slot width | Dual-slot | IGP |
---|---|---|
Length | 145 mm 5.7 inches | — |
TDP | 50 W | 45 W |
Suggested PSU | 250 W | — |
Outputs | 1x DVI1x HDMI1x DisplayPort | No outputs |
Power connectors | None | None |
Board number | D090 | — |
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 | — | Apr 13th, 2021 |
---|---|---|
Generation | — | Cezanne (Vega Mobile) |
Predecessor | — | Renoir |
Production | — | Active |
Interface | — | IGP |