AMD Radeon HD 6870 X2 vs Intel Iris Graphics 5100
Processeur graphique
| Nom du GPU | Barts | Haswell GT3 |
|---|---|---|
| GPU variant | Barts XT (215-0798000) | — |
| Architecture | TeraScale 2 | Generation 7.5 |
| Fonderie | TSMC | Intel |
| Taille du processus | 40 nm | 22 nm |
| Transistors | 1,700 million | 1,300 million |
| Taille des matrices | 255 mm² | 181 mm² |
Carte graphique
| Date de publication | Jul 8th, 2011 | — |
|---|---|---|
| Génération | Northern Islands | — |
| Production | End-of-life | — |
| Prix de lancement | 520 USD | — |
| Bus interface | PCIe 2.0 x16 | — |
| Critiques | 170 in our database | — |
| Prédécesseur | Evergreen | — |
| Successeur | Southern Islands | — |
Vitesse clock
| GPU clock | 900 MHz | — |
|---|---|---|
| Mémoire clock | 1050 MHz 4.2 Gbps effective | System Shared |
| Base clock | — | 200 MHz |
| Boost clock | — | 1100 MHz |
Mémoire
| Taille de la mémoire | 1024 MB | System Shared |
|---|---|---|
| Type de mémoire | GDDR5 | System Shared |
| Bus mémoire | 256 bit | System Shared |
| Bande passante | 134.4 GB/s | System Dependent |
Render Config
| Shading units | 1120 | 320 |
|---|---|---|
| TMUs | 56 | 40 |
| ROPs | 32 | 4 |
| Compute units | 14 | — |
| Cache L1 | 8 KB (per CU) | — |
| Cache L2 | 512 KB | — |
| Unités d'exécution | — | 40 |
Performance théorique
| Taux de pixel | 28.80 GPixel/s | 4.400 GPixel/s |
|---|---|---|
| Taux de texture | 50.40 GTexel/s | 44.00 GTexel/s |
| FP32 (float) performance | 2.016 TFLOPS | 704.0 GFLOPS |
| FP64 (double) performance | — | 176.0 GFLOPS (1:4) |
Board Design
| Taille Slot | Dual-slot | IGP |
|---|---|---|
| Longueur | 304 mm 12 inches | — |
| TDP | 300 W | 30 W |
| Suggestions pour le PSU | 700 W | — |
| Sorties | 2x DVI1x HDMI2x mini-DisplayPort | No outputs |
Caractéristiques graphiques
| DirectX | 11.2 (11_0) | 12 (11_1) |
|---|---|---|
| OpenGL | 4.4 | 4.3 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | — | 1.0 |
| Shader model | 5.0 | 5.1 |
AUTRES CARACTÉRISTIQUES
Carte graphique intégré
| Date de publication | — | May 27th, 2013 |
|---|---|---|
| Génération | — | HD Graphics-M (Haswell) |
| Production | — | End-of-life |
| Bus interface | — | Ring Bus |
| Critiques | — | 1 in our database |
