Nom du GPU | Antilles | Tobago |
---|---|---|
GPU variant | Antilles XT (215-0807027) | Tobago PRO (215-0875010) |
Architecture | TeraScale 3 | GCN 2.0 |
Fonderie | TSMC | TSMC |
Taille du processus | 40 nm | 28 nm |
Transistors | 2,640 million | 2,080 million |
Taille des matrices | 389 mm² | 160 mm² |
Date de publication | Mar 8th, 2011 | May 5th, 2015 |
---|---|---|
Génération | Northern Islands | Pirate Islands |
Production | End-of-life | End-of-life |
Prix de lancement | 699 USD | — |
Bus interface | PCIe 2.0 x16 | PCIe 3.0 x16 |
Critiques | 47 in our database | — |
Prédécesseur | Evergreen | Volcanic Islands |
Successeur | Southern Islands | Arctic Islands |
GPU clock | 830 MHz | — |
---|---|---|
Mémoire clock | 1250 MHz 5 Gbps effective | 1625 MHz 6.5 Gbps effective |
Base clock | — | 1000 MHz |
Boost clock | — | 1050 MHz |
Taille de la mémoire | 2 GB | 2 GB |
---|---|---|
Type de mémoire | GDDR5 | GDDR5 |
Bus mémoire | 256 bit | 128 bit |
Bande passante | 160.0 GB/s | 104.0 GB/s |
Shading units | 1536 | 768 |
---|---|---|
TMUs | 96 | 48 |
ROPs | 32 | 16 |
Compute units | 24 | 12 |
Cache L1 | 8 KB (per CU) | 16 KB (per CU) |
Cache L2 | 512 KB | 256 KB |
Taux de pixel | 26.56 GPixel/s | 16.80 GPixel/s |
---|---|---|
Taux de texture | 79.68 GTexel/s | 50.40 GTexel/s |
FP32 (float) performance | 2.550 TFLOPS | 1.613 TFLOPS |
FP64 (double) performance | 637.4 GFLOPS (1:4) | 100.8 GFLOPS (1:16) |
Taille Slot | Dual-slot | Single-slot |
---|---|---|
Longueur | 310 mm 12.2 inches | 165 mm 6.5 inches |
Taille | 115 mm 4.5 inches | 111 mm 4.4 inches |
Taille | 40 mm 1.6 inches | — |
TDP | 375 W | 85 W |
Suggestions pour le PSU | 750 W | 250 W |
Sorties | 1x DVI4x mini-DisplayPort | 1x DVI1x HDMI2x mini-DisplayPort |
Connecteurs de puissance | 2x 8-pin | 1x 6-pin |
Board number | C206-47 | C913-57 |
DirectX | 11.2 (11_0) | 12 (12_0) |
---|---|---|
OpenGL | 4.4 | 4.6 |
OpenCL | 1.2 | 2.0 |
Vulkan | — | 1.2 |
Shader model | 5.0 | 6.3 |