AMD Radeon HD 7450 OEM vs AMD Radeon R5 230
Processeur graphique
| Nom du GPU | Caicos | Caicos |
|---|---|---|
| GPU variant | Caimour | Caicos PRO |
| Architecture | TeraScale 2 | TeraScale 2 |
| Fonderie | TSMC | TSMC |
| Taille du processus | 40 nm | 40 nm |
| Transistors | 370 million | 370 million |
| Taille des matrices | 67 mm² | 67 mm² |
Carte graphique
| Date de publication | Jan 5th, 2012 | Apr 3rd, 2014 |
|---|---|---|
| Génération | Southern Islands | Volcanic Islands |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| Prédécesseur | Northern Islands | Sea Islands |
| Successeur | Sea Islands | Pirate Islands |
Vitesse clock
| GPU clock | 625 MHz | 625 MHz |
|---|---|---|
| Mémoire clock | 533 MHz 1066 Mbps effective | 667 MHz 1334 Mbps effective |
Mémoire
| Taille de la mémoire | 512 MB | 1024 MB |
|---|---|---|
| Type de mémoire | GDDR3 | DDR3 |
| Bus mémoire | 64 bit | 64 bit |
| Bande passante | 8.528 GB/s | 10.67 GB/s |
Render Config
| Shading units | 160 | 160 |
|---|---|---|
| TMUs | 8 | 8 |
| ROPs | 4 | 4 |
| Compute units | 2 | 2 |
| Cache L1 | 8 KB (per CU) | 8 KB (per CU) |
| Cache L2 | 128 KB | 128 KB |
Performance théorique
| Taux de pixel | 2.500 GPixel/s | 2.500 GPixel/s |
|---|---|---|
| Taux de texture | 5.000 GTexel/s | 5.000 GTexel/s |
| FP32 (float) performance | 200.0 GFLOPS | 200.0 GFLOPS |
Board Design
| Taille Slot | Single-slot | Single-slot |
|---|---|---|
| Longueur | 168 mm 6.6 inches | 168 mm 6.6 inches |
| TDP | 18 W | 19 W |
| Suggestions pour le PSU | 200 W | 200 W |
| Sorties | 1x DVI1x HDMI | 1x DVI1x HDMI1x VGA |
| Connecteurs de puissance | None | None |
| Board number | C264 | C164 |
Caractéristiques graphiques
| DirectX | 11.2 (11_0) | 11.2 (11_0) |
|---|---|---|
| OpenGL | 4.4 | 4.4 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | — | — |
| Shader model | 5.0 | 5.0 |
