AMD Radeon HD 7570 OEM vs AMD Radeon R9 280
Processeur graphique
| Nom du GPU | Redwood | Tahiti |
|---|---|---|
| GPU variant | Redwood PRO (215-0757004) | Tahiti PRO3 (215-0821330) |
| Architecture | TeraScale 2 | GCN 1.0 |
| Fonderie | TSMC | TSMC |
| Taille du processus | 40 nm | 28 nm |
| Transistors | 627 million | 4,313 million |
| Taille des matrices | 104 mm² | 352 mm² |
Carte graphique
| Date de publication | Mar 20th, 2013 | Mar 4th, 2014 |
|---|---|---|
| Génération | Southern Islands | Volcanic Islands |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 2.0 x16 | PCIe 3.0 x16 |
| Prédécesseur | Northern Islands | Sea Islands |
| Successeur | Sea Islands | Pirate Islands |
| Prix de lancement | — | 279 USD |
| Critiques | — | 35 in our database |
Vitesse clock
| GPU clock | 650 MHz | — |
|---|---|---|
| Mémoire clock | 800 MHz 1600 Mbps effective | 1250 MHz 5 Gbps effective |
| Base clock | — | 827 MHz |
| Boost clock | — | 933 MHz |
Mémoire
| Taille de la mémoire | 1024 MB | 3 GB |
|---|---|---|
| Type de mémoire | GDDR3 | GDDR5 |
| Bus mémoire | 128 bit | 384 bit |
| Bande passante | 25.60 GB/s | 240.0 GB/s |
Render Config
| Shading units | 400 | 1792 |
|---|---|---|
| TMUs | 20 | 112 |
| ROPs | 8 | 32 |
| Compute units | 5 | 28 |
| Cache L1 | 8 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 256 KB | 768 KB |
Performance théorique
| Taux de pixel | 5.200 GPixel/s | 29.86 GPixel/s |
|---|---|---|
| Taux de texture | 13.00 GTexel/s | 104.5 GTexel/s |
| FP32 (float) performance | 520.0 GFLOPS | 3.344 TFLOPS |
| FP64 (double) performance | — | 836.0 GFLOPS (1:4) |
Board Design
| Taille Slot | Single-slot | Dual-slot |
|---|---|---|
| Longueur | 165 mm 6.5 inches | 275 mm 10.8 inches |
| TDP | 39 W | 200 W |
| Suggestions pour le PSU | 200 W | 550 W |
| Sorties | 1x DVI1x HDMI1x VGA | 1x DVI2x HDMI1x DisplayPort |
| Taille | — | 109 mm 4.3 inches |
| Taille | — | 36 mm 1.4 inches |
| Connecteurs de puissance | — | 1x 6-pin + 1x 8-pin |
| Board number | — | C386 |
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 |
