GPU model | Lexa | R580 |
---|---|---|
GPU variant | Lexa PRO GL | R580 XTX |
Architecture | GCN 4.0 | R500 |
Foundry | GlobalFoundries | TSMC |
Manufacturing process | 14 nm | 90 nm |
Number of transistors | 2,200 million | 384 million |
Die size | 103 mm² | 352 mm² |
Release date | Jun 4th, 2017 | 2006 |
---|---|---|
Generation | Radeon Pro | FireStream |
Production | End-of-life | End-of-life |
Launch price | 149 USD | — |
Interface | PCIe 3.0 x8 | PCIe 1.0 x16 |
Base clock | 925 MHz | — |
---|---|---|
Boost clock | 1219 MHz | — |
Memory clock | 1500 MHz 6 Gbps effective | 648 MHz 1296 Mbps effective |
GPU clock | — | 594 MHz |
Memory size | 2 GB | 1024 MB |
---|---|---|
Memory type | GDDR5 | GDDR3 |
Memory bus width | 64 bit | 256 bit |
Bandwidth | 48.00 GB/s | 41.47 GB/s |
Shading units | 512 | — |
---|---|---|
TMUs | 32 | 16 |
ROPs | 16 | 16 |
Compute units | 8 | — |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 256 KB | — |
Pixel shaders | — | 48 |
Vertex shaders | — | 8 |
Pixel rate | 19.50 GPixel/s | 9.504 GPixel/s |
---|---|---|
Texture rate | 39.01 GTexel/s | 9.504 GTexel/s |
FP16 (half) performance | 1,248 GFLOPS (1:1) | — |
FP32 (float) performance | 1,248 GFLOPS | — |
FP64 (double) performance | 78.02 GFLOPS (1:16) | — |
Vertex rate | — | 1.188 GVertices/s |
Slot width | Single-slot | Dual-slot |
---|---|---|
Length | 168 mm 6.6 inches | 241 mm 9.5 inches |
Width | 69 mm 2.7 inches | 111 mm 4.4 inches |
TDP | 35 W | 165 W |
Suggested PSU | 200 W | 450 W |
Outputs | 1x DisplayPort2x mini-DisplayPort | 2x DVI1x S-Video |
Power connectors | None | 1x 6-pin |
Board number | D091 | — |
DirectX | 12 (12_0) | 9.0c (9_3) |
---|---|---|
OpenGL | 4.6 | 2.1 (full) 3.0 (partial) |
OpenCL | 2.1 | — |
Vulkan | 1.2 | — |
Shader model | 6.4 | 3.0 |