Intel UHD Graphics G4 vs NVIDIA GeForce GTX 850A
Processeur graphique
| Nom du GPU | Lakefield GT1 | GM107 |
|---|---|---|
| Architecture | Generation 11.0 | Maxwell |
| Fonderie | Intel | TSMC |
| Taille du processus | 10 nm | 28 nm |
| Transistors | unknown | 1,870 million |
| Taille des matrices | unknown | 148 mm² |
| GPU variant | — | N15P-GT-A1 |
Carte graphique intégré
| Date de publication | May 28th, 2020 | — |
|---|---|---|
| Génération | HD Graphics-M (Lakefield) | — |
| Production | Active | — |
| Bus interface | Ring Bus | — |
| Critiques | 1 in our database | — |
Vitesse clock
| Base clock | 200 MHz | 902 MHz |
|---|---|---|
| Boost clock | 500 MHz | 936 MHz |
| Mémoire clock | System Shared | 900 MHz 1800 Mbps effective |
Mémoire
| Taille de la mémoire | System Shared | 2 GB |
|---|---|---|
| Type de mémoire | System Shared | DDR3 |
| Bus mémoire | System Shared | 128 bit |
| Bande passante | System Dependent | 28.80 GB/s |
Render Config
| Shading units | 384 | 640 |
|---|---|---|
| TMUs | 32 | 40 |
| ROPs | 8 | 16 |
| Unités d'exécution | 48 | — |
| Comptage SMM | — | 5 |
| Cache L1 | — | 64 KB (per SMM) |
| Cache L2 | — | 2 MB |
Performance théorique
| Taux de pixel | 4.000 GPixel/s | 14.98 GPixel/s |
|---|---|---|
| Taux de texture | 16.00 GTexel/s | 37.44 GTexel/s |
| FP16 (half) performance | 768.0 GFLOPS (2:1) | — |
| FP32 (float) performance | 384.0 GFLOPS | 1,198 GFLOPS |
| FP64 (double) performance | 96.00 GFLOPS (1:4) | 37.44 GFLOPS (1:32) |
Board Design
| Taille Slot | IGP | IGP |
|---|---|---|
| TDP | 15 W | 45 W |
| Sorties | No outputs | No outputs |
Caractéristiques graphiques
| DirectX | 12 (12_1) | 12 (11_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.2 | 1.1 |
| Shader model | 6.4 | 5.1 |
| CUDA | — | 5.0 |
AUTRES CARACTÉRISTIQUES
Graphiques mobiles
| Date de publication | — | Mar 17th, 2014 |
|---|---|---|
| Génération | — | GeForce 800A |
| Production | — | End-of-life |
| Bus interface | — | PCIe 3.0 x16 |
| Prédécesseur | — | GeForce 700A |
| Successeur | — | GeForce 900A |
