NVIDIA GeForce 7800 GTX vs NVIDIA GeForce GTX 750
Processeur graphique
| Nom du GPU | G70 | GM107 |
|---|---|---|
| GPU variant | GF-7800-GTX-A2 | GM107-300-A2 |
| Architecture | Curie | Maxwell |
| Fonderie | TSMC | TSMC |
| Taille du processus | 110 nm | 28 nm |
| Transistors | 302 million | 1,870 million |
| Taille des matrices | 333 mm² | 148 mm² |
Carte graphique
| Date de publication | Jun 22nd, 2005 | Feb 18th, 2014 |
|---|---|---|
| Génération | GeForce 7 PCIe | GeForce 700 |
| Production | End-of-life | End-of-life |
| Prix de lancement | 599 USD | 119 USD |
| Bus interface | PCIe 1.0 x16 | PCIe 3.0 x16 |
| Critiques | 206 in our database | 10 in our database |
| Prédécesseur | GeForce 6 PCIe | GeForce 600 |
| Successeur | GeForce 8 | GeForce 900 |
Vitesse clock
| GPU clock | 430 MHz | — |
|---|---|---|
| Mémoire clock | 600 MHz 1200 Mbps effective | 1253 MHz 5 Gbps effective |
| Base clock | — | 1020 MHz |
| Boost clock | — | 1085 MHz |
Mémoire
| Taille de la mémoire | 256 MB | 1024 MB |
|---|---|---|
| Type de mémoire | GDDR3 | GDDR5 |
| Bus mémoire | 256 bit | 128 bit |
| Bande passante | 38.40 GB/s | 80.19 GB/s |
Render Config
| Pixel shaders | 24 | — |
|---|---|---|
| Vertex shaders | 8 | — |
| TMUs | 24 | 32 |
| ROPs | 16 | 16 |
| Shading units | — | 512 |
| Comptage SMM | — | 4 |
| Cache L1 | — | 64 KB (per SMM) |
| Cache L2 | — | 2 MB |
Performance théorique
| Taux de pixel | 6.880 GPixel/s | 17.36 GPixel/s |
|---|---|---|
| Vertex rate | 860.0 MVertices/s | — |
| Taux de texture | 10.32 GTexel/s | 34.72 GTexel/s |
| FP32 (float) performance | — | 1,111 GFLOPS |
| FP64 (double) performance | — | 34.72 GFLOPS (1:32) |
Board Design
| Taille Slot | Single-slot | Single-slot |
|---|---|---|
| Longueur | 228 mm 9 inches | 145 mm 5.7 inches |
| TDP | 86 W | 55 W |
| Suggestions pour le PSU | 250 W | 250 W |
| Sorties | 2x DVI1x S-Video | 2x DVI1x mini-HDMI |
| Connecteurs de puissance | — | None |
| Board number | — | P2010 |
Caractéristiques graphiques
| DirectX | 9.0c (9_3) | 12 (11_0) |
|---|---|---|
| OpenGL | 2.1 | 4.6 |
| OpenCL | — | 3.0 |
| Vulkan | — | 1.1 |
| Shader model | 3.0 | 5.1 |
| CUDA | — | 5.0 |
