Nom du GPU | GM20B | NV5B |
---|---|---|
GPU variant | TM670D-A1 | Riva TNT2 |
Architecture | Maxwell 2.0 | Fahrenheit |
Fonderie | TSMC | TSMC |
Taille du processus | 20 nm | 250 nm |
Transistors | 2,000 million | 15 million |
Taille des matrices | 118 mm² | 90 mm² |
Date de publication | Jan 4th, 2015 | — |
---|---|---|
Génération | Tegra | — |
Production | End-of-life | — |
Bus interface | IGP | — |
GPU clock | 1000 MHz | 125 MHz |
---|---|---|
Mémoire clock | System Shared | 143 MHz |
Taille de la mémoire | System Shared | 16 MB |
---|---|---|
Type de mémoire | System Shared | SDR |
Bus mémoire | System Shared | 64 bit |
Bande passante | System Dependent | 1.144 GB/s |
Shading units | 256 | — |
---|---|---|
TMUs | 16 | 2 |
ROPs | 16 | 2 |
Comptage SMM | 2 | — |
Cache L1 | 48 KB (per SMM) | — |
Cache L2 | 256 KB | — |
Pixel shaders | — | 2 |
Vertex shaders | — | 0 |
Taux de pixel | 16.00 GPixel/s | 250.0 MPixel/s |
---|---|---|
Taux de texture | 16.00 GTexel/s | 250.0 MTexel/s |
FP16 (half) performance | 1,024 GFLOPS (2:1) | — |
FP32 (float) performance | 512.0 GFLOPS | — |
FP64 (double) performance | 16.00 GFLOPS (1:32) | — |
Taille Slot | IGP | Single-slot |
---|---|---|
TDP | 15 W | unknown |
Sorties | No outputs | 1x VGA |
Suggestions pour le PSU | — | 200 W |
Connecteurs de puissance | — | None |
DirectX | 12 (12_1) | 6.0 |
---|---|---|
OpenGL | 4.6 | 1.2 |
OpenCL | 1.2 | — |
Vulkan | 1.1 | — |
CUDA | 5.3 | — |
Shader model | 6.4 | — |
Pixel shader | — | — |
Vertex shader | — | — |
Date de publication | — | Oct 12th, 1999 |
---|---|---|
Génération | — | TNT2 |
Production | — | End-of-life |
Bus interface | — | AGP 4x |
Prédécesseur | — | Riva |
Successeur | — | GeForce 256 |