NVIDIA GeForce 7800 GS+ AGP vs NVIDIA GeForce GT 220
Processeur graphique
| Nom du GPU | G71 | G94 |
|---|---|---|
| GPU variant | G71-Y-N-A2 | — |
| Architecture | Curie | Tesla |
| Fonderie | TSMC | TSMC |
| Taille du processus | 90 nm | 65 nm |
| Transistors | 278 million | 505 million |
| Taille des matrices | 196 mm² | 240 mm² |
Carte graphique
| Date de publication | Sep 28th, 2006 | Jan 26th, 2010 |
|---|---|---|
| Génération | GeForce 7 AGP | GeForce 200 |
| Production | End-of-life | End-of-life |
| Bus interface | AGP 8x | PCIe 2.0 x16 |
| Critiques | 206 in our database | 27 in our database |
| Prédécesseur | GeForce 6 AGP | GeForce 9 |
| Successeur | GeForce 8 | GeForce 400 |
Vitesse clock
| GPU clock | 375 MHz | 600 MHz |
|---|---|---|
| Mémoire clock | 600 MHz 1200 Mbps effective | 700 MHz 1400 Mbps effective |
| Shader clock | — | 1500 MHz |
Mémoire
| Taille de la mémoire | 256 MB | 1024 MB |
|---|---|---|
| Type de mémoire | GDDR3 | GDDR3 |
| Bus mémoire | 256 bit | 128 bit |
| Bande passante | 38.40 GB/s | 22.40 GB/s |
Render Config
| Pixel shaders | 16 | — |
|---|---|---|
| Vertex shaders | 6 | — |
| TMUs | 16 | 24 |
| ROPs | 8 | 8 |
| Shading units | — | 48 |
| Comptage SM | — | 6 |
| Cache L2 | — | 64 KB |
Performance théorique
| Taux de pixel | 3.000 GPixel/s | 4.800 GPixel/s |
|---|---|---|
| Vertex rate | 562.5 MVertices/s | — |
| Taux de texture | 6.000 GTexel/s | 14.40 GTexel/s |
| FP32 (float) performance | — | 144.0 GFLOPS |
Board Design
| Taille Slot | Single-slot | Single-slot |
|---|---|---|
| TDP | 75 W | 58 W |
| Suggestions pour le PSU | 250 W | 250 W |
| Sorties | 1x DVI1x VGA1x S-Video | 1x DVI1x HDMI1x VGA |
| Connecteurs de puissance | 1x Molex | — |
| Board number | P492 | — |
| Longueur | — | 168 mm 6.6 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 |
