NVIDIA GeForce GT 640 vs NVIDIA Playstation 3 GPU 40nm
Processeur graphique
| Nom du GPU | GK107 | RSX-40nm |
|---|---|---|
| GPU variant | GK107-300-A2 | RSX-CXD5302 |
| Architecture | Kepler | Curie |
| Fonderie | TSMC | Sony |
| Taille du processus | 28 nm | 40 nm |
| Transistors | 1,270 million | 302 million |
| Taille des matrices | 118 mm² | 114 mm² |
Carte graphique
| Date de publication | Jun 5th, 2012 | Oct 4th, 2012 |
|---|---|---|
| Génération | GeForce 600 | Console GPU |
| Production | End-of-life | End-of-life |
| Prix de lancement | 99 USD | 399 USD |
| Bus interface | PCIe 3.0 x16 | IGP |
| Prédécesseur | GeForce 500 | — |
| Successeur | GeForce 700 | — |
Vitesse clock
| GPU clock | 902 MHz | 550 MHz |
|---|---|---|
| Mémoire clock | 891 MHz 1782 Mbps effective | 650 MHz 1300 Mbps effective |
Mémoire
| Taille de la mémoire | 2 GB | 256 MB |
|---|---|---|
| Type de mémoire | DDR3 | GDDR3 |
| Bus mémoire | 128 bit | 128 bit |
| Bande passante | 28.51 GB/s | 20.80 GB/s |
Render Config
| Shading units | 384 | — |
|---|---|---|
| TMUs | 32 | 24 |
| ROPs | 16 | 8 |
| Comptage SMX | 2 | — |
| Cache L1 | 16 KB (per SMX) | — |
| Cache L2 | 256 KB | — |
| Pixel shaders | — | 24 |
| Vertex shaders | — | 8 |
Performance théorique
| Taux de pixel | 7.216 GPixel/s | 4.400 GPixel/s |
|---|---|---|
| Taux de texture | 28.86 GTexel/s | 13.20 GTexel/s |
| FP32 (float) performance | 692.7 GFLOPS | — |
| FP64 (double) performance | 28.86 GFLOPS (1:24) | — |
| Vertex rate | — | 1.100 GVertices/s |
Board Design
| Taille Slot | Single-slot | IGP |
|---|---|---|
| Longueur | 145 mm 5.7 inches | 290 mm 11.4 inches |
| TDP | 65 W | 35 W |
| Suggestions pour le PSU | 250 W | 350 W |
| Sorties | 1x DVI1x HDMI1x DisplayPort | No outputs |
| Connecteurs de puissance | None | — |
| Board number | P2011 | — |
| Taille | — | 290 mm 11.4 inches |
| Taille | — | 65 mm 2.6 inches |
| Poids | — | 3.2 kg (7.1 lbs) |
Caractéristiques graphiques
| DirectX | 12 (11_0) | — |
|---|---|---|
| OpenGL | 4.6 | ES 1.1 |
| OpenCL | 3.0 | — |
| Vulkan | 1.1 | — |
| CUDA | 3.0 | — |
| Shader model | 5.1 | — |
| Pixel shader | — | 3.0 |
| Vertex shader | — | 3.0 |
