NVIDIA GeForce GTX 770 vs NVIDIA GeForce MX450 30.5W 8Gbps
Processeur graphique
| Nom du GPU | GK104 | TU117 |
|---|---|---|
| GPU variant | GK104-425-A2 | — |
| Architecture | Kepler | Turing |
| Fonderie | TSMC | TSMC |
| Taille du processus | 28 nm | 12 nm |
| Transistors | 3,540 million | 4,700 million |
| Taille des matrices | 294 mm² | 200 mm² |
Carte graphique
| Date de publication | May 30th, 2013 | — |
|---|---|---|
| Génération | GeForce 700 | — |
| Production | End-of-life | — |
| Prix de lancement | 399 USD | — |
| Bus interface | PCIe 3.0 x16 | — |
| Critiques | 112 in our database | — |
| Prédécesseur | GeForce 600 | — |
| Successeur | GeForce 900 | — |
Vitesse clock
| Base clock | 1046 MHz | 1035 MHz |
|---|---|---|
| Boost clock | 1085 MHz | 1275 MHz |
| Mémoire clock | 1753 MHz 7 Gbps effective | 2000 MHz 8 Gbps effective |
Mémoire
| Taille de la mémoire | 2 GB | 2 GB |
|---|---|---|
| Type de mémoire | GDDR5 | GDDR5 |
| Bus mémoire | 256 bit | 64 bit |
| Bande passante | 224.4 GB/s | 64.00 GB/s |
Render Config
| Shading units | 1536 | 896 |
|---|---|---|
| TMUs | 128 | 56 |
| ROPs | 32 | 32 |
| Comptage SMX | 8 | — |
| Cache L1 | 16 KB (per SMX) | 64 KB (per SM) |
| Cache L2 | 512 KB | 512 KB |
| Comptage SM | — | 14 |
Performance théorique
| Taux de pixel | 34.72 GPixel/s | 40.80 GPixel/s |
|---|---|---|
| Taux de texture | 138.9 GTexel/s | 71.40 GTexel/s |
| FP32 (float) performance | 3.333 TFLOPS | 2.285 TFLOPS |
| FP64 (double) performance | 138.9 GFLOPS (1:24) | 71.40 GFLOPS (1:32) |
| FP16 (half) performance | — | 4.570 TFLOPS (2:1) |
Board Design
| Taille Slot | Dual-slot | — |
|---|---|---|
| Longueur | 267 mm 10.5 inches | — |
| Taille | 111 mm 4.4 inches | — |
| Taille | 38 mm 1.5 inches | — |
| TDP | 230 W | 31 W |
| Suggestions pour le PSU | 550 W | — |
| Sorties | 2x DVI1x HDMI1x DisplayPort | No outputs |
| Connecteurs de puissance | 1x 6-pin + 1x 8-pin | None |
| Board number | P2005 | — |
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 | 3.0 | 7.5 |
| Shader model | 5.1 | 6.6 |
AUTRES CARACTÉRISTIQUES
Graphiques mobiles
| Date de publication | — | Aug 25th, 2020 |
|---|---|---|
| Génération | — | GeForce MX (4xx) |
| Production | — | Active |
| Bus interface | — | PCIe 4.0 x4 |
