Nom du GPU | Cypress | Baffin |
---|---|---|
GPU variant | Cypress XT GL | Baffin LE |
Architecture | TeraScale 2 | GCN 4.0 |
Fonderie | TSMC | GlobalFoundries |
Taille du processus | 40 nm | 14 nm |
Transistors | 2,154 million | 3,000 million |
Taille des matrices | 334 mm² | 123 mm² |
Date de publication | Jun 23rd, 2010 | Apr 11th, 2018 |
---|---|---|
Génération | FireStream | Polaris |
Production | End-of-life | Active |
Bus interface | PCIe 2.0 x16 | PCIe 3.0 x8 |
Prédécesseur | — | Polaris |
Successeur | — | Vega |
GPU clock | 825 MHz | — |
---|---|---|
Mémoire clock | 1150 MHz 4.6 Gbps effective | 1500 MHz 6 Gbps effective |
Base clock | — | 1019 MHz |
Boost clock | — | 1071 MHz |
Taille de la mémoire | 4 GB | 2 GB |
---|---|---|
Type de mémoire | GDDR5 | GDDR5 |
Bus mémoire | 256 bit | 128 bit |
Bande passante | 147.2 GB/s | 96.00 GB/s |
Shading units | 1600 | 640 |
---|---|---|
TMUs | 80 | 40 |
ROPs | 32 | 16 |
Compute units | 20 | 10 |
Cache L1 | 8 KB (per CU) | 16 KB (per CU) |
Cache L2 | 512 KB | 1024 KB |
Taux de pixel | 26.40 GPixel/s | 17.14 GPixel/s |
---|---|---|
Taux de texture | 66.00 GTexel/s | 42.84 GTexel/s |
FP32 (float) performance | 2.640 TFLOPS | 1,371 GFLOPS |
FP64 (double) performance | 528.0 GFLOPS (1:5) | 85.68 GFLOPS (1:16) |
FP16 (half) performance | — | 1,371 GFLOPS (1:1) |
Taille Slot | Dual-slot | Dual-slot |
---|---|---|
Longueur | 267 mm 10.5 inches | 145 mm 5.7 inches |
Taille | 111 mm 4.4 inches | — |
TDP | 225 W | 60 W |
Suggestions pour le PSU | 550 W | 250 W |
Sorties | 1x DisplayPort | 1x DVI1x HDMI1x DisplayPort |
Connecteurs de puissance | 1x 8-pin | None |
Board number | — | D090-21 |
DirectX | 11.2 (11_0) | 12 (12_0) |
---|---|---|
OpenGL | 4.4 | 4.6 |
OpenCL | 1.2 | 2.1 |
Vulkan | — | 1.2 |
Shader model | 5.0 | 6.4 |