NVIDIA GeForce 8600M GT vs NVIDIA GeForce GT 640M Mac Edition
Processeur graphique
| Nom du GPU | G84 | GK107 |
|---|---|---|
| GPU variant | NB8P-GS | N13P-GS |
| Architecture | Tesla | Kepler |
| Fonderie | TSMC | TSMC |
| Taille du processus | 80 nm | 28 nm |
| Transistors | 289 million | 1,270 million |
| Taille des matrices | 169 mm² | 118 mm² |
Graphiques mobiles
| Date de publication | May 1st, 2007 | Feb 3rd, 2013 |
|---|---|---|
| Génération | GeForce 8M (8000M) | GeForce 600M |
| Production | End-of-life | End-of-life |
| Bus interface | MXM-II | PCIe 3.0 x16 |
| Prédécesseur | GeForce Go 7 | GeForce 500M |
| Successeur | GeForce 9M | GeForce 700M |
| Critiques | — | 2 in our database |
Vitesse clock
| GPU clock | 475 MHz | 745 MHz |
|---|---|---|
| Shader clock | 950 MHz | — |
| Mémoire clock | 700 MHz 1400 Mbps effective | 1250 MHz 5 Gbps effective |
Mémoire
| Taille de la mémoire | 512 MB | 512 MB |
|---|---|---|
| Type de mémoire | GDDR3 | GDDR5 |
| Bus mémoire | 128 bit | 64 bit |
| Bande passante | 22.40 GB/s | 40.00 GB/s |
Render Config
| Shading units | 32 | 384 |
|---|---|---|
| TMUs | 16 | 32 |
| ROPs | 8 | 8 |
| Comptage SM | 4 | — |
| Cache L2 | 32 KB | 128 KB |
| Comptage SMX | — | 2 |
| Cache L1 | — | 16 KB (per SMX) |
Performance théorique
| Taux de pixel | 3.800 GPixel/s | 5.960 GPixel/s |
|---|---|---|
| Taux de texture | 7.600 GTexel/s | 23.84 GTexel/s |
| FP32 (float) performance | 60.80 GFLOPS | 572.2 GFLOPS |
| FP64 (double) performance | — | 23.84 GFLOPS (1:24) |
Board Design
| Taille Slot | MXM Module | — |
|---|---|---|
| TDP | 20 W | 32 W |
| Sorties | No outputs | No outputs |
Caractéristiques graphiques
| DirectX | 11.1 (10_0) | 12 (11_0) |
|---|---|---|
| OpenGL | 3.3 | 4.6 |
| OpenCL | 1.1 | 3.0 |
| Vulkan | — | 1.1 |
| CUDA | 1.1 | 3.0 |
| Shader model | 4.0 | 5.1 |
