Intel HD Graphics 4400 vs NVIDIA GeForce 820M
Processeur graphique
| Nom du GPU | Haswell GT2 | GF117 |
|---|---|---|
| Architecture | Generation 7.5 | Fermi 2.0 |
| Fonderie | Intel | TSMC |
| Taille du processus | 22 nm | 28 nm |
| Transistors | unknown | 585 million |
| Taille des matrices | unknown | 116 mm² |
| GPU variant | — | N15V-GM-B-A2 |
Carte graphique intégré
| Date de publication | Sep 3rd, 2013 | — |
|---|---|---|
| Génération | HD Graphics (Haswell) | — |
| Production | End-of-life | — |
| Bus interface | Ring Bus | — |
| Critiques | 1 in our database | — |
Vitesse clock
| Base clock | 200 MHz | — |
|---|---|---|
| Boost clock | 1150 MHz | — |
| Mémoire clock | System Shared | 900 MHz 1800 Mbps effective |
| GPU clock | — | 625 MHz |
| Shader clock | — | 1250 MHz |
Mémoire
| Taille de la mémoire | System Shared | 1024 MB |
|---|---|---|
| Type de mémoire | System Shared | DDR3 |
| Bus mémoire | System Shared | 64 bit |
| Bande passante | System Dependent | 14.40 GB/s |
Render Config
| Shading units | 160 | 96 |
|---|---|---|
| TMUs | 20 | 16 |
| ROPs | 2 | 8 |
| Unités d'exécution | 20 | — |
| Comptage SM | — | 2 |
| Cache L1 | — | 64 KB (per SM) |
| Cache L2 | — | 128 KB |
Performance théorique
| Taux de pixel | 2.300 GPixel/s | 2.500 GPixel/s |
|---|---|---|
| Taux de texture | 23.00 GTexel/s | 10.00 GTexel/s |
| FP32 (float) performance | 368.0 GFLOPS | 240.0 GFLOPS |
| FP64 (double) performance | 92.00 GFLOPS (1:4) | 20.00 GFLOPS (1:12) |
Board Design
| Taille Slot | IGP | — |
|---|---|---|
| TDP | 20 W | 15 W |
| Sorties | No outputs | No outputs |
Caractéristiques graphiques
| DirectX | 12 (11_1) | 12 (11_0) |
|---|---|---|
| OpenGL | 4.3 | 4.6 |
| OpenCL | 1.2 | 1.1 |
| Vulkan | 1.0 | — |
| Shader model | 5.1 | 5.1 |
| CUDA | — | 2.1 |
AUTRES CARACTÉRISTIQUES
Graphiques mobiles
| Date de publication | — | Nov 27th, 2013 |
|---|---|---|
| Génération | — | GeForce 800M |
| Production | — | End-of-life |
| Bus interface | — | PCIe 2.0 x16 |
| Prédécesseur | — | GeForce 700M |
| Successeur | — | GeForce 900M |
