NVIDIA GeForce 7900 GT vs NVIDIA Quadro FX 570
Processeur graphique
| Nom du GPU | G71 | G84 |
|---|---|---|
| GPU variant | G71-GT-N-A2 | — |
| Architecture | Curie | Tesla |
| Fonderie | TSMC | TSMC |
| Taille du processus | 90 nm | 80 nm |
| Transistors | 278 million | 289 million |
| Taille des matrices | 196 mm² | 169 mm² |
Carte graphique
| Date de publication | Mar 9th, 2006 | Sep 12th, 2007 |
|---|---|---|
| Génération | GeForce 7 PCIe | Quadro FX |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 1.0 x16 | PCIe 1.0 x16 |
| Critiques | 145 in our database | 26 in our database |
| Prédécesseur | GeForce 6 PCIe | — |
| Successeur | GeForce 8 | — |
| Prix de lancement | — | 199 USD |
Vitesse clock
| GPU clock | 450 MHz | 460 MHz |
|---|---|---|
| Mémoire clock | 660 MHz 1320 Mbps effective | 400 MHz 800 Mbps effective |
| Shader clock | — | 920 MHz |
Mémoire
| Taille de la mémoire | 256 MB | 256 MB |
|---|---|---|
| Type de mémoire | GDDR3 | DDR2 |
| Bus mémoire | 256 bit | 128 bit |
| Bande passante | 42.24 GB/s | 12.80 GB/s |
Render Config
| Pixel shaders | 24 | — |
|---|---|---|
| Vertex shaders | 8 | — |
| TMUs | 24 | 8 |
| ROPs | 16 | 8 |
| Shading units | — | 16 |
| Comptage SM | — | 2 |
| Cache L2 | — | 32 KB |
Performance théorique
| Taux de pixel | 7.200 GPixel/s | 3.680 GPixel/s |
|---|---|---|
| Vertex rate | 900.0 MVertices/s | — |
| Taux de texture | 10.80 GTexel/s | 3.680 GTexel/s |
| FP32 (float) performance | — | 29.44 GFLOPS |
Board Design
| Taille Slot | Single-slot | Single-slot |
|---|---|---|
| TDP | 48 W | 38 W |
| Suggestions pour le PSU | 200 W | 200 W |
| Sorties | 2x DVI1x S-Video | 2x DVI |
| Connecteurs de puissance | 1x 6-pin | None |
| Board number | P455 | P588 |
| Longueur | — | 198 mm 7.8 inches |
| Taille | — | 111 mm 4.4 inches |
Caractéristiques graphiques
| DirectX | 9.0c (9_3) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 2.1 | 3.3 |
| OpenCL | — | 1.1 |
| Vulkan | — | — |
| Shader model | 3.0 | 4.0 |
| CUDA | — | 1.1 |
