NVIDIA GeForce 920M vs NVIDIA GeForce MX230
Processeur graphique
| Nom du GPU | GK208B | GP108 |
|---|---|---|
| GPU variant | N16V-GM | N17S-G0-A1 |
| Architecture | Kepler 2.0 | Pascal |
| Fonderie | TSMC | Samsung |
| Taille du processus | 28 nm | 14 nm |
| Transistors | 1,020 million | 1,800 million |
| Taille des matrices | 87 mm² | 74 mm² |
Graphiques mobiles
| Date de publication | Mar 13th, 2015 | Feb 21st, 2019 |
|---|---|---|
| Génération | GeForce 900M | GeForce MX (2xx) |
| Production | Active | End-of-life |
| Bus interface | PCIe 3.0 x8 | PCIe 3.0 x4 |
| Prédécesseur | GeForce 800M | — |
| Successeur | GeForce 10 Mobile | — |
Vitesse clock
| GPU clock | 954 MHz | — |
|---|---|---|
| Mémoire clock | 900 MHz 1800 Mbps effective | 1502 MHz 6 Gbps effective |
| Base clock | — | 1519 MHz |
| Boost clock | — | 1531 MHz |
Mémoire
| Taille de la mémoire | 2 GB | 2 GB |
|---|---|---|
| Type de mémoire | DDR3 | GDDR5 |
| Bus mémoire | 64 bit | 64 bit |
| Bande passante | 14.40 GB/s | 48.06 GB/s |
Render Config
| Shading units | 384 | 256 |
|---|---|---|
| TMUs | 32 | 16 |
| ROPs | 8 | 16 |
| Comptage SMX | 2 | — |
| Cache L1 | 16 KB (per SMX) | 48 KB (per SM) |
| Cache L2 | 512 KB | 512 KB |
| Comptage SM | — | 2 |
Performance théorique
| Taux de pixel | 7.632 GPixel/s | 24.50 GPixel/s |
|---|---|---|
| Taux de texture | 30.53 GTexel/s | 24.50 GTexel/s |
| FP32 (float) performance | 732.7 GFLOPS | 783.9 GFLOPS |
| FP64 (double) performance | 30.53 GFLOPS (1:24) | 24.50 GFLOPS (1:32) |
| FP16 (half) performance | — | 12.25 GFLOPS (1:64) |
Board Design
| Taille Slot | IGP | IGP |
|---|---|---|
| TDP | 33 W | 10 W |
| Sorties | No outputs | No outputs |
| Connecteurs de puissance | — | None |
Caractéristiques graphiques
| DirectX | 12 (11_0) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.1 | 1.2 |
| CUDA | 3.5 | 6.1 |
| Shader model | 5.1 | 6.4 |
