NVIDIA GeForce 7800 GTX vs NVIDIA NVS 315
Processeur graphique
| Nom du GPU | G70 | GF119 |
|---|---|---|
| GPU variant | GF-7800-GTX-A2 | GF119-825-A1 |
| Architecture | Curie | Fermi 2.0 |
| Fonderie | TSMC | TSMC |
| Taille du processus | 110 nm | 40 nm |
| Transistors | 302 million | 292 million |
| Taille des matrices | 333 mm² | 79 mm² |
Carte graphique
| Date de publication | Jun 22nd, 2005 | Mar 10th, 2013 |
|---|---|---|
| Génération | GeForce 7 PCIe | NVS |
| Production | End-of-life | End-of-life |
| Prix de lancement | 599 USD | 159 USD |
| Bus interface | PCIe 1.0 x16 | PCIe 2.0 x16 |
| Critiques | 206 in our database | 26 in our database |
| Prédécesseur | GeForce 6 PCIe | — |
| Successeur | GeForce 8 | — |
Vitesse clock
| GPU clock | 430 MHz | 523 MHz |
|---|---|---|
| Mémoire clock | 600 MHz 1200 Mbps effective | 875 MHz 1750 Mbps effective |
| Shader clock | — | 1046 MHz |
Mémoire
| Taille de la mémoire | 256 MB | 1024 MB |
|---|---|---|
| Type de mémoire | GDDR3 | DDR3 |
| Bus mémoire | 256 bit | 64 bit |
| Bande passante | 38.40 GB/s | 14.00 GB/s |
Render Config
| Pixel shaders | 24 | — |
|---|---|---|
| Vertex shaders | 8 | — |
| TMUs | 24 | 8 |
| ROPs | 16 | 4 |
| Shading units | — | 48 |
| Comptage SM | — | 1 |
| Cache L1 | — | 64 KB (per SM) |
| Cache L2 | — | 128 KB |
Performance théorique
| Taux de pixel | 6.880 GPixel/s | 1.046 GPixel/s |
|---|---|---|
| Vertex rate | 860.0 MVertices/s | — |
| Taux de texture | 10.32 GTexel/s | 4.184 GTexel/s |
| FP32 (float) performance | — | 100.4 GFLOPS |
| FP64 (double) performance | — | 8.368 GFLOPS (1:12) |
Board Design
| Taille Slot | Single-slot | Single-slot |
|---|---|---|
| Longueur | 228 mm 9 inches | 145 mm 5.7 inches |
| TDP | 86 W | 19 W |
| Suggestions pour le PSU | 250 W | 200 W |
| Sorties | 2x DVI1x S-Video | 1x DMS-59 |
| Connecteurs de puissance | — | None |
Caractéristiques graphiques
| DirectX | 9.0c (9_3) | 12 (11_0) |
|---|---|---|
| OpenGL | 2.1 | 4.6 |
| OpenCL | — | 1.1 |
| Vulkan | — | — |
| Shader model | 3.0 | 5.1 |
| CUDA | — | 2.1 |
