NVIDIA GeForce 305M vs NVIDIA GeForce GT 120M Mac Edition
Processeur graphique
| Nom du GPU | GT218 | G96C |
|---|---|---|
| GPU variant | N11M-LP1 | — |
| Architecture | Tesla 2.0 | Tesla |
| Fonderie | TSMC | TSMC |
| Taille du processus | 40 nm | 55 nm |
| Transistors | 260 million | 314 million |
| Taille des matrices | 57 mm² | 121 mm² |
Graphiques mobiles
| Date de publication | Jan 10th, 2010 | Dec 12th, 2008 |
|---|---|---|
| Génération | GeForce 300M | GeForce 100M |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| Critiques | 2 in our database | 2 in our database |
| Prédécesseur | GeForce 200M | GeForce 9M |
| Successeur | GeForce 400M | GeForce 200M |
Vitesse clock
| GPU clock | 525 MHz | 500 MHz |
|---|---|---|
| Shader clock | 1150 MHz | 1250 MHz |
| Mémoire clock | 700 MHz 1400 Mbps effective | 792 MHz 1584 Mbps effective |
Mémoire
| Taille de la mémoire | 512 MB | 256 MB |
|---|---|---|
| Type de mémoire | GDDR3 | GDDR3 |
| Bus mémoire | 64 bit | 128 bit |
| Bande passante | 11.20 GB/s | 25.34 GB/s |
Render Config
| Shading units | 16 | 32 |
|---|---|---|
| TMUs | 8 | 16 |
| ROPs | 4 | 8 |
| Comptage SM | 2 | 4 |
| Cache L2 | 32 KB | 32 KB |
Performance théorique
| Taux de pixel | 2.100 GPixel/s | 4.000 GPixel/s |
|---|---|---|
| Taux de texture | 4.200 GTexel/s | 8.000 GTexel/s |
| FP32 (float) performance | 36.80 GFLOPS | 80.00 GFLOPS |
Board Design
| TDP | 14 W | 14 W |
|---|---|---|
| Sorties | No outputs | No outputs |
Caractéristiques graphiques
| DirectX | 11.1 (10_1) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 3.3 | 3.3 |
| OpenCL | 1.1 | 1.1 |
| Vulkan | — | — |
| CUDA | 1.2 | 1.1 |
| Shader model | 4.1 | 4.0 |
