NVIDIA GeForce 7950 GT vs NVIDIA GeForce 8800 GS Mac Edition
Processeur graphique
| Nom du GPU | G71 | G92 |
|---|---|---|
| GPU variant | G71-GT2-H-N-A2 | — |
| Architecture | Curie | Tesla |
| Fonderie | TSMC | TSMC |
| Taille du processus | 90 nm | 65 nm |
| Transistors | 278 million | 754 million |
| Taille des matrices | 196 mm² | 324 mm² |
Carte graphique
| Date de publication | Aug 6th, 2006 | Jan 31st, 2008 |
|---|---|---|
| Génération | GeForce 7 PCIe | GeForce 8 |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 1.0 x16 | MXM-HE |
| Critiques | 96 in our database | 403 in our database |
| Prédécesseur | GeForce 6 PCIe | GeForce 7 PCIe |
| Successeur | GeForce 8 | GeForce 9 |
Vitesse clock
| GPU clock | 550 MHz | 500 MHz |
|---|---|---|
| Mémoire clock | 700 MHz 1400 Mbps effective | 799 MHz 1598 Mbps effective |
| Shader clock | — | 1250 MHz |
Mémoire
| Taille de la mémoire | 512 MB | 512 MB |
|---|---|---|
| Type de mémoire | GDDR3 | GDDR3 |
| Bus mémoire | 256 bit | 256 bit |
| Bande passante | 44.80 GB/s | 51.14 GB/s |
Render Config
| Pixel shaders | 24 | — |
|---|---|---|
| Vertex shaders | 8 | — |
| TMUs | 24 | 32 |
| ROPs | 16 | 16 |
| Shading units | — | 64 |
| Comptage SM | — | 8 |
| Cache L2 | — | 64 KB |
Performance théorique
| Taux de pixel | 8.800 GPixel/s | 8.000 GPixel/s |
|---|---|---|
| Vertex rate | 1.100 GVertices/s | — |
| Taux de texture | 13.20 GTexel/s | 16.00 GTexel/s |
| FP32 (float) performance | — | 160.0 GFLOPS |
Board Design
| Taille Slot | Single-slot | MXM Module |
|---|---|---|
| Longueur | 198 mm 7.8 inches | — |
| Taille | 111 mm 4.4 inches | — |
| Taille | 17 mm 0.7 inches | — |
| TDP | 65 W | 105 W |
| Suggestions pour le PSU | 250 W | 300 W |
| Sorties | 2x DVI1x S-Video | No outputs |
| Connecteurs de puissance | 1x 6-pin | None |
| Board number | P455 | P398 |
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 |
