NVIDIA GeForce 8400M G vs NVIDIA GeForce Go 6800
Processeur graphique
| Nom du GPU | G86 | NV41 |
|---|---|---|
| GPU variant | NB8M-SE | — |
| Architecture | Tesla | Curie |
| Fonderie | TSMC | TSMC |
| Taille du processus | 80 nm | 130 nm |
| Transistors | 210 million | 222 million |
| Taille des matrices | 127 mm² | 225 mm² |
Graphiques mobiles
| Date de publication | May 9th, 2007 | Nov 8th, 2004 |
|---|---|---|
| Génération | GeForce 8M (8000M) | GeForce Go 6 (Go 6000) |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 1.0 x16 | MXM-III |
| Prédécesseur | GeForce Go 7 | GeForce FX Go 5 |
| Successeur | GeForce 9M | GeForce Go 7 |
| Critiques | — | 2 in our database |
Vitesse clock
| GPU clock | 400 MHz | 300 MHz |
|---|---|---|
| Shader clock | 800 MHz | — |
| Mémoire clock | 400 MHz 800 Mbps effective | 550 MHz 1100 Mbps effective |
Mémoire
| Taille de la mémoire | 256 MB | 256 MB |
|---|---|---|
| Type de mémoire | GDDR3 | GDDR3 |
| Bus mémoire | 64 bit | 256 bit |
| Bande passante | 6.400 GB/s | 35.20 GB/s |
Render Config
| Shading units | 8 | — |
|---|---|---|
| TMUs | 8 | 12 |
| ROPs | 4 | 12 |
| Comptage SM | 1 | — |
| Cache L2 | 16 KB | — |
| Pixel shaders | — | 12 |
| Vertex shaders | — | 5 |
Performance théorique
| Taux de pixel | 1.600 GPixel/s | 3.600 GPixel/s |
|---|---|---|
| Taux de texture | 3.200 GTexel/s | 3.600 GTexel/s |
| FP32 (float) performance | 12.80 GFLOPS | — |
| Vertex rate | — | 375.0 MVertices/s |
Board Design
| Taille Slot | IGP | MXM Module |
|---|---|---|
| TDP | 10 W | 45 W |
| Sorties | No outputs | No outputs |
| Connecteurs de puissance | None | None |
| Board number | — | P267 |
Caractéristiques graphiques
| DirectX | 11.1 (10_0) | 9.0c (9_3) |
|---|---|---|
| OpenGL | 3.3 | 2.1 (full) 3.0 (partial) |
| OpenCL | 1.1 | — |
| Vulkan | — | — |
| CUDA | 1.1 | — |
| Shader model | 4.0 | 3.0 |
