Nom du GPU | Pitcairn | Meso |
---|---|---|
GPU variant | Pitcairn XT (215-0828047) | Meso PRO (216-0864032) |
Architecture | GCN 1.0 | GCN 3.0 |
Fonderie | TSMC | TSMC |
Taille du processus | 28 nm | 28 nm |
Transistors | 2,800 million | 1,550 million |
Taille des matrices | 212 mm² | 125 mm² |
Date de publication | Jan 8th, 2013 | — |
---|---|---|
Génération | Sea Islands | — |
Production | End-of-life | — |
Bus interface | PCIe 3.0 x16 | — |
Prédécesseur | Southern Islands | — |
Successeur | Volcanic Islands | — |
GPU clock | 1000 MHz | 891 MHz |
---|---|---|
Mémoire clock | 1200 MHz 4.8 Gbps effective | 900 MHz 1800 Mbps effective |
Taille de la mémoire | 2 GB | 4 GB |
---|---|---|
Type de mémoire | GDDR5 | DDR3 |
Bus mémoire | 256 bit | 64 bit |
Bande passante | 153.6 GB/s | 14.40 GB/s |
Shading units | 1280 | 320 |
---|---|---|
TMUs | 80 | 20 |
ROPs | 32 | 8 |
Compute units | 20 | 5 |
Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
Cache L2 | 512 KB | 128 KB |
Taux de pixel | 32.00 GPixel/s | 7.128 GPixel/s |
---|---|---|
Taux de texture | 80.00 GTexel/s | 17.82 GTexel/s |
FP32 (float) performance | 2.560 TFLOPS | 570.2 GFLOPS |
FP64 (double) performance | 160.0 GFLOPS (1:16) | 35.64 GFLOPS (1:16) |
FP16 (half) performance | — | 570.2 GFLOPS (1:1) |
Taille Slot | Dual-slot | IGP |
---|---|---|
Longueur | 241 mm 9.5 inches | — |
TDP | 175 W | unknown |
Suggestions pour le PSU | 450 W | — |
Sorties | 1x DVI1x HDMI2x mini-DisplayPort | No outputs |
Connecteurs de puissance | 2x 6-pin | — |
Board number | C401 | — |
DirectX | 12 (11_1) | 12 (12_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 2.0 |
Vulkan | 1.2 | 1.2 |
Shader model | 5.1 | 6.0 |
Date de publication | — | May 15th, 2016 |
---|---|---|
Génération | — | Crystal System (R7 M400) |
Production | — | End-of-life |
Bus interface | — | PCIe 3.0 x8 |
Prédécesseur | — | Solar System |
Successeur | — | Mobility Radeon |