AMD Radeon HD 8870M vs Intel Iris Plus Graphics G7
Processeur graphique
| Nom du GPU | Venus | Ice Lake GT2 |
|---|---|---|
| GPU variant | Venus XT | — |
| Architecture | GCN 1.0 | Generation 11.0 |
| Fonderie | TSMC | Intel |
| Taille du processus | 28 nm | 10 nm+ |
| Transistors | 1,500 million | unknown |
| Taille des matrices | 123 mm² | unknown |
Graphiques mobiles
| Date de publication | Apr 1st, 2013 | — |
|---|---|---|
| Génération | Solar System (HD 8800M) | — |
| Production | End-of-life | — |
| Bus interface | PCIe 3.0 x16 | — |
| Prédécesseur | London | — |
| Successeur | Crystal System | — |
Vitesse clock
| Base clock | 725 MHz | 300 MHz |
|---|---|---|
| Boost clock | 775 MHz | 1050 MHz |
| Mémoire clock | 1125 MHz 4.5 Gbps effective | System Shared |
Mémoire
| Taille de la mémoire | 2 GB | System Shared |
|---|---|---|
| Type de mémoire | GDDR5 | System Shared |
| Bus mémoire | 128 bit | System Shared |
| Bande passante | 72.00 GB/s | System Dependent |
Render Config
| Shading units | 640 | 512 |
|---|---|---|
| TMUs | 40 | 32 |
| ROPs | 16 | 8 |
| Compute units | 10 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 256 KB | — |
| Unités d'exécution | — | 64 |
Performance théorique
| Taux de pixel | 12.40 GPixel/s | 8.400 GPixel/s |
|---|---|---|
| Taux de texture | 31.00 GTexel/s | 33.60 GTexel/s |
| FP32 (float) performance | 992.0 GFLOPS | 1,075 GFLOPS |
| FP64 (double) performance | 62.00 GFLOPS (1:16) | 268.8 GFLOPS (1:4) |
| FP16 (half) performance | — | 2.150 TFLOPS (2:1) |
Board Design
| TDP | unknown | 15 W |
|---|---|---|
| Sorties | No outputs | No outputs |
| Taille Slot | — | IGP |
Caractéristiques graphiques
| DirectX | 12 (11_1) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 5.1 | 6.4 |
AUTRES CARACTÉRISTIQUES
Carte graphique intégré
| Date de publication | — | May 4th, 2020 |
|---|---|---|
| Génération | — | HD Graphics-M (Ice Lake) |
| Production | — | Active |
| Bus interface | — | Ring Bus |
| Critiques | — | 1 in our database |
