Nom du GPU | Polaris 21 | GF106 |
---|---|---|
GPU variant | Polaris 21 XT (215-0908004) | GF106-250-KA-A1 |
Architecture | GCN 4.0 | Fermi |
Fonderie | GlobalFoundries | TSMC |
Taille du processus | 14 nm | 40 nm |
Transistors | 3,000 million | 1,170 million |
Taille des matrices | 123 mm² | 238 mm² |
Date de publication | Apr 18th, 2017 | Sep 13th, 2010 |
---|---|---|
Génération | Polaris | GeForce 400 |
Production | Active | End-of-life |
Prix de lancement | 99 USD | 129 USD |
Bus interface | PCIe 3.0 x8 | PCIe 2.0 x16 |
Prédécesseur | Arctic Islands | GeForce 200 |
Successeur | Vega | GeForce 500 |
Critiques | — | 80 in our database |
Base clock | 1175 MHz | — |
---|---|---|
Boost clock | 1275 MHz | — |
Mémoire clock | 1750 MHz 7 Gbps effective | 902 MHz 3.6 Gbps effective |
GPU clock | — | 783 MHz |
Shader clock | — | 1566 MHz |
Taille de la mémoire | 4 GB | 1024 MB |
---|---|---|
Type de mémoire | GDDR5 | GDDR5 |
Bus mémoire | 128 bit | 128 bit |
Bande passante | 112.0 GB/s | 57.73 GB/s |
Shading units | 1024 | 192 |
---|---|---|
TMUs | 64 | 32 |
ROPs | 16 | 16 |
Compute units | 16 | — |
Cache L1 | 16 KB (per CU) | 64 KB (per SM) |
Cache L2 | 1024 KB | 256 KB |
Comptage SM | — | 4 |
Taux de pixel | 20.40 GPixel/s | 6.264 GPixel/s |
---|---|---|
Taux de texture | 81.60 GTexel/s | 25.06 GTexel/s |
FP16 (half) performance | 2.611 TFLOPS (1:1) | — |
FP32 (float) performance | 2.611 TFLOPS | 601.3 GFLOPS |
FP64 (double) performance | 163.2 GFLOPS (1:16) | 50.11 GFLOPS (1:12) |
Taille Slot | Dual-slot | Dual-slot |
---|---|---|
Longueur | 170 mm 6.7 inches | 210 mm 8.3 inches |
TDP | 75 W | 106 W |
Suggestions pour le PSU | 250 W | 300 W |
Sorties | 1x DVI1x HDMI1x DisplayPort | 2x DVI1x mini-HDMI |
Connecteurs de puissance | None | 1x 6-pin |
Board number | C994 | P1060 |
Taille | — | 111 mm 4.4 inches |
DirectX | 12 (12_0) | 12 (11_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 2.1 | 1.1 |
Vulkan | 1.2 | — |
Shader model | 6.4 | 5.1 |
CUDA | — | 2.1 |