Nom du GPU | Lexa | Strato |
---|---|---|
GPU variant | Lexa PRO (215-0904018) | Strato PRO |
Architecture | GCN 4.0 | GCN 2.0 |
Fonderie | GlobalFoundries | TSMC |
Taille du processus | 14 nm | 28 nm |
Transistors | 2,200 million | 2,080 million |
Taille des matrices | 103 mm² | 160 mm² |
Date de publication | Apr 20th, 2017 | — |
---|---|---|
Génération | Polaris | — |
Production | End-of-life | — |
Prix de lancement | 79 USD | — |
Bus interface | PCIe 3.0 x8 | — |
Prédécesseur | Arctic Islands | — |
Successeur | Vega | — |
Base clock | 1100 MHz | 900 MHz |
---|---|---|
Boost clock | 1183 MHz | 1000 MHz |
Mémoire clock | 1750 MHz 7 Gbps effective | 1500 MHz 6 Gbps effective |
Taille de la mémoire | 2 GB | 4 GB |
---|---|---|
Type de mémoire | GDDR5 | GDDR5 |
Bus mémoire | 64 bit | 128 bit |
Bande passante | 56.00 GB/s | 96.00 GB/s |
Shading units | 512 | 768 |
---|---|---|
TMUs | 32 | 48 |
ROPs | 16 | 16 |
Compute units | 8 | 12 |
Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
Cache L2 | 256 KB | 256 KB |
Taux de pixel | 18.93 GPixel/s | 16.00 GPixel/s |
---|---|---|
Taux de texture | 37.86 GTexel/s | 48.00 GTexel/s |
FP16 (half) performance | 1,211 GFLOPS (1:1) | — |
FP32 (float) performance | 1,211 GFLOPS | 1.536 TFLOPS |
FP64 (double) performance | 75.71 GFLOPS (1:16) | 96.00 GFLOPS (1:16) |
Taille Slot | Dual-slot | — |
---|---|---|
Longueur | 145 mm 5.7 inches | — |
TDP | 50 W | unknown |
Suggestions pour le PSU | 250 W | — |
Sorties | 1x DVI1x HDMI1x DisplayPort | No outputs |
Connecteurs de puissance | None | — |
Board number | D090-01 | — |
DirectX | 12 (12_0) | 12 (12_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 2.0 |
Vulkan | 1.2 | 1.2 |
Shader model | 6.4 | 6.3 |
Date de publication | — | May 5th, 2015 |
---|---|---|
Génération | — | Crystal System (R9 M300) |
Production | — | End-of-life |
Bus interface | — | PCIe 3.0 x16 |
Prédécesseur | — | Solar System |
Successeur | — | Mobility Radeon |