AMD Radeon HD 7670A vs AMD Radeon R7 250 OEM
Processeur graphique
| Nom du GPU | Turks | Oland |
|---|---|---|
| GPU variant | Turks XT (215-0803000) | Oland XT (215-0837000) |
| Architecture | TeraScale 2 | GCN 1.0 |
| Fonderie | TSMC | TSMC |
| Taille du processus | 40 nm | 28 nm |
| Transistors | 716 million | 950 million |
| Taille des matrices | 118 mm² | 77 mm² |
Graphiques mobiles
| Date de publication | Jan 5th, 2012 | — |
|---|---|---|
| Génération | All-In-One (HD 7000) | — |
| Production | End-of-life | — |
| Bus interface | MXM-A (3.0) | — |
Vitesse clock
| GPU clock | 600 MHz | — |
|---|---|---|
| Mémoire clock | 1000 MHz 4 Gbps effective | 1000 MHz 2 Gbps effective |
| Base clock | — | 1000 MHz |
| Boost clock | — | 1050 MHz |
Mémoire
| Taille de la mémoire | 1024 MB | 2 GB |
|---|---|---|
| Type de mémoire | GDDR5 | DDR3 |
| Bus mémoire | 128 bit | 128 bit |
| Bande passante | 64.00 GB/s | 32.00 GB/s |
Render Config
| Shading units | 480 | 384 |
|---|---|---|
| TMUs | 24 | 24 |
| ROPs | 8 | 8 |
| Compute units | 6 | 6 |
| Cache L1 | 8 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 256 KB | 256 KB |
Performance théorique
| Taux de pixel | 4.800 GPixel/s | 8.400 GPixel/s |
|---|---|---|
| Taux de texture | 14.40 GTexel/s | 25.20 GTexel/s |
| FP32 (float) performance | 576.0 GFLOPS | 806.4 GFLOPS |
| FP64 (double) performance | — | 50.40 GFLOPS (1:16) |
Board Design
| Taille Slot | MXM Module | Dual-slot |
|---|---|---|
| TDP | 45 W | 65 W |
| Sorties | No outputs | 1x DVI1x HDMI1x VGA |
| Suggestions pour le PSU | — | 250 W |
| Connecteurs de puissance | — | None |
| Board number | — | C550, C552 |
Caractéristiques graphiques
| DirectX | 11.2 (11_0) | 12 (11_1) |
|---|---|---|
| OpenGL | 4.4 | 4.6 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | — | 1.2 |
| Shader model | 5.0 | 5.1 |
AUTRES CARACTÉRISTIQUES
Carte graphique
| Date de publication | — | Oct 8th, 2013 |
|---|---|---|
| Génération | — | Volcanic Islands |
| Production | — | End-of-life |
| Bus interface | — | PCIe 3.0 x8 |
| Critiques | — | 24 in our database |
| Prédécesseur | — | Sea Islands |
| Successeur | — | Pirate Islands |
