NVIDIA GeForce 7800 GS 20Pipes AGP vs NVIDIA GeForce 8600 GT Mac Edition
Processeur graphique
| Nom du GPU | G70 | G84 |
|---|---|---|
| GPU variant | GF-7800-GT-A2 | G84-303-A2 |
| Architecture | Curie | Tesla |
| Fonderie | TSMC | TSMC |
| Taille du processus | 110 nm | 80 nm |
| Transistors | 302 million | 289 million |
| Taille des matrices | 333 mm² | 169 mm² |
Carte graphique
| Date de publication | Feb 2nd, 2006 | Apr 17th, 2007 |
|---|---|---|
| Génération | GeForce 7 AGP | GeForce 8 |
| Prédécesseur | GeForce 6 AGP | GeForce 7 PCIe |
| Successeur | GeForce 8 | GeForce 9 |
| Production | End-of-life | End-of-life |
| Bus interface | AGP 8x | PCIe 1.0 x16 |
| Critiques | 206 in our database | 183 in our database |
| Prix de lancement | — | 159 USD |
Vitesse clock
| GPU clock | 425 MHz | 600 MHz |
|---|---|---|
| Mémoire clock | 625 MHz 1250 Mbps effective | 750 MHz 1500 Mbps effective |
| Shader clock | — | 1450 MHz |
Mémoire
| Taille de la mémoire | 512 MB | 128 MB |
|---|---|---|
| Type de mémoire | GDDR3 | GDDR3 |
| Bus mémoire | 256 bit | 128 bit |
| Bande passante | 40.00 GB/s | 24.00 GB/s |
Render Config
| Pixel shaders | 20 | — |
|---|---|---|
| Vertex shaders | 7 | — |
| TMUs | 20 | 16 |
| ROPs | 16 | 8 |
| Shading units | — | 32 |
| Comptage SM | — | 4 |
| Cache L2 | — | 32 KB |
Performance théorique
| Taux de pixel | 6.800 GPixel/s | 4.800 GPixel/s |
|---|---|---|
| Vertex rate | 743.8 MVertices/s | — |
| Taux de texture | 8.500 GTexel/s | 9.600 GTexel/s |
| FP32 (float) performance | — | 92.80 GFLOPS |
Board Design
| Taille Slot | Single-slot | Single-slot |
|---|---|---|
| TDP | 75 W | 47 W |
| Suggestions pour le PSU | 250 W | 200 W |
| Sorties | 1x DVI1x VGA1x S-Video | 2x DVI |
| Connecteurs de puissance | 1x Molex | None |
| Board number | P492 | P402 |
| Longueur | — | 170 mm 6.7 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 |
