NVIDIA GeForce 8400 GS vs NVIDIA GeForce 9400 GT Rev. 2
Processeur graphique
| Nom du GPU | G86 | G96C |
|---|---|---|
| GPU variant | G86-213-A2 | — |
| Architecture | Tesla | Tesla |
| Fonderie | TSMC | TSMC |
| Taille du processus | 80 nm | 55 nm |
| Transistors | 210 million | 314 million |
| Taille des matrices | 127 mm² | 121 mm² |
Carte graphique
| Date de publication | Apr 17th, 2007 | Aug 27th, 2008 |
|---|---|---|
| Génération | GeForce 8 | GeForce 9 |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 1.0 x16 | PCIe 2.0 x16 |
| Critiques | 10 in our database | 6 in our database |
| Prédécesseur | GeForce 7 PCIe | GeForce 8 |
| Successeur | GeForce 9 | GeForce 200 |
Vitesse clock
| GPU clock | 459 MHz | 550 MHz |
|---|---|---|
| Shader clock | 918 MHz | 1400 MHz |
| Mémoire clock | 400 MHz 800 Mbps effective | 400 MHz 800 Mbps effective |
Mémoire
| Taille de la mémoire | 256 MB | 512 MB |
|---|---|---|
| Type de mémoire | DDR2 | GDDR3 |
| Bus mémoire | 64 bit | 128 bit |
| Bande passante | 6.400 GB/s | 12.80 GB/s |
Render Config
| Shading units | 16 | 16 |
|---|---|---|
| TMUs | 8 | 8 |
| ROPs | 4 | 4 |
| Comptage SM | 2 | 2 |
| Cache L2 | 16 KB | 32 KB |
Performance théorique
| Taux de pixel | 1.836 GPixel/s | 2.200 GPixel/s |
|---|---|---|
| Taux de texture | 3.672 GTexel/s | 4.400 GTexel/s |
| FP32 (float) performance | 29.38 GFLOPS | 44.80 GFLOPS |
Board Design
| Taille Slot | Single-slot | Single-slot |
|---|---|---|
| Longueur | 170 mm 6.7 inches | 168 mm 6.6 inches |
| TDP | 40 W | 50 W |
| Suggestions pour le PSU | 200 W | 250 W |
| Sorties | 1x DVI1x VGA1x S-Video | 1x DVI1x VGA1x S-Video |
| Connecteurs de puissance | None | None |
| Board number | P403, P413 | P729, P973 |
Caractéristiques graphiques
| DirectX | 11.1 (10_0) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 3.3 | 3.3 |
| OpenCL | 1.1 | 1.1 |
| Vulkan | — | — |
| CUDA | 1.1 | 1.1 |
| Shader model | 4.0 | 4.0 |
