NVIDIA GeForce 7800 GS 20Pipes AGP vs NVIDIA GeForce 7900 GS AGP
Processeur graphique
| Nom du GPU | G70 | G71 |
|---|---|---|
| GPU variant | GF-7800-GT-A2 | G71-N-A2 |
| Architecture | Curie | Curie |
| Fonderie | TSMC | TSMC |
| Taille du processus | 110 nm | 90 nm |
| Transistors | 302 million | 278 million |
| Taille des matrices | 333 mm² | 196 mm² |
Carte graphique
| Date de publication | Feb 2nd, 2006 | Apr 2nd, 2006 |
|---|---|---|
| Génération | GeForce 7 AGP | GeForce 7 AGP |
| Prédécesseur | GeForce 6 AGP | GeForce 6 AGP |
| Successeur | GeForce 8 | GeForce 8 |
| Production | End-of-life | End-of-life |
| Bus interface | AGP 8x | AGP 8x |
| Critiques | 206 in our database | 145 in our database |
Vitesse clock
| GPU clock | 425 MHz | 450 MHz |
|---|---|---|
| Mémoire clock | 625 MHz 1250 Mbps effective | 660 MHz 1320 Mbps effective |
Mémoire
| Taille de la mémoire | 512 MB | 256 MB |
|---|---|---|
| Type de mémoire | GDDR3 | GDDR3 |
| Bus mémoire | 256 bit | 256 bit |
| Bande passante | 40.00 GB/s | 42.24 GB/s |
Render Config
| Pixel shaders | 20 | 20 |
|---|---|---|
| Vertex shaders | 7 | 7 |
| TMUs | 20 | 20 |
| ROPs | 16 | 16 |
Performance théorique
| Taux de pixel | 6.800 GPixel/s | 7.200 GPixel/s |
|---|---|---|
| Vertex rate | 743.8 MVertices/s | 787.5 MVertices/s |
| Taux de texture | 8.500 GTexel/s | 9.000 GTexel/s |
Board Design
| Taille Slot | Single-slot | Single-slot |
|---|---|---|
| TDP | 75 W | 65 W |
| Suggestions pour le PSU | 250 W | 250 W |
| Sorties | 1x DVI1x VGA1x S-Video | 1x DVI1x S-Video |
| Connecteurs de puissance | 1x Molex | 1x Molex |
| Board number | P492 | P492 |
Caractéristiques graphiques
| DirectX | 9.0c (9_3) | 9.0c (9_3) |
|---|---|---|
| OpenGL | 2.1 | 2.1 |
| OpenCL | — | — |
| Vulkan | — | — |
| Shader model | 3.0 | 3.0 |
