NVIDIA GeForce 8800 GTS Core 112 vs NVIDIA GeForce GT 620 OEM
Processeur graphique
| Nom du GPU | G80 | GF119 |
|---|---|---|
| GPU variant | G80-100-K0-A2 | — |
| Architecture | Tesla | Fermi 2.0 |
| Fonderie | TSMC | TSMC |
| Taille du processus | 90 nm | 40 nm |
| Transistors | 681 million | 292 million |
| Taille des matrices | 484 mm² | 79 mm² |
Carte graphique
| Date de publication | Nov 19th, 2007 | Apr 2nd, 2012 |
|---|---|---|
| Génération | GeForce 8 | GeForce 600 |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 1.0 x16 | PCIe 2.0 x16 |
| Critiques | 403 in our database | — |
| Prédécesseur | GeForce 7 PCIe | GeForce 500 |
| Successeur | GeForce 9 | GeForce 700 |
Vitesse clock
| GPU clock | 500 MHz | 810 MHz |
|---|---|---|
| Shader clock | 1200 MHz | 1620 MHz |
| Mémoire clock | 800 MHz 1600 Mbps effective | 898 MHz 1796 Mbps effective |
Mémoire
| Taille de la mémoire | 640 MB | 512 MB |
|---|---|---|
| Type de mémoire | GDDR3 | DDR3 |
| Bus mémoire | 320 bit | 64 bit |
| Bande passante | 64.00 GB/s | 14.37 GB/s |
Render Config
| Shading units | 112 | 48 |
|---|---|---|
| TMUs | 28 | 8 |
| ROPs | 20 | 4 |
| Comptage SM | 14 | 1 |
| Cache L2 | 80 KB | 128 KB |
| Cache L1 | — | 64 KB (per SM) |
Performance théorique
| Taux de pixel | 10.00 GPixel/s | 1.620 GPixel/s |
|---|---|---|
| Taux de texture | 28.00 GTexel/s | 6.480 GTexel/s |
| FP32 (float) performance | 268.8 GFLOPS | 155.5 GFLOPS |
| FP64 (double) performance | — | 12.96 GFLOPS (1:12) |
Board Design
| Taille Slot | Dual-slot | Single-slot |
|---|---|---|
| Longueur | 267 mm 10.5 inches | 145 mm 5.7 inches |
| TDP | 150 W | 30 W |
| Suggestions pour le PSU | 450 W | 200 W |
| Sorties | 2x DVI1x S-Video | 1x DVI1x HDMI1x VGA |
| Connecteurs de puissance | 1x 6-pin | None |
| Board number | — | P1310 |
Caractéristiques graphiques
| DirectX | 11.1 (10_0) | 12 (11_0) |
|---|---|---|
| OpenGL | 3.3 | 4.6 |
| OpenCL | 1.1 (1.0) | 1.1 |
| Vulkan | — | — |
| CUDA | 1.0 | 2.1 |
| Shader model | 4.0 | 5.1 |
