AMD Radeon HD 7450 OEM vs NVIDIA GeForce GT 220 OEM
Processeur graphique
| Nom du GPU | Caicos | GT215 |
|---|---|---|
| GPU variant | Caimour | GT215-450-A2 |
| Architecture | TeraScale 2 | Tesla 2.0 |
| Fonderie | TSMC | TSMC |
| Taille du processus | 40 nm | 40 nm |
| Transistors | 370 million | 727 million |
| Taille des matrices | 67 mm² | 144 mm² |
Carte graphique
| Date de publication | Jan 5th, 2012 | Oct 12th, 2009 |
|---|---|---|
| Génération | Southern Islands | GeForce 200 |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| Prédécesseur | Northern Islands | GeForce 9 |
| Successeur | Sea Islands | GeForce 400 |
| Critiques | — | 27 in our database |
Vitesse clock
| GPU clock | 625 MHz | 506 MHz |
|---|---|---|
| Mémoire clock | 533 MHz 1066 Mbps effective | 700 MHz 1400 Mbps effective |
| Shader clock | — | 1012 MHz |
Mémoire
| Taille de la mémoire | 512 MB | 512 MB |
|---|---|---|
| Type de mémoire | GDDR3 | GDDR3 |
| Bus mémoire | 64 bit | 128 bit |
| Bande passante | 8.528 GB/s | 22.40 GB/s |
Render Config
| Shading units | 160 | 48 |
|---|---|---|
| TMUs | 8 | 16 |
| ROPs | 4 | 8 |
| Compute units | 2 | — |
| Cache L1 | 8 KB (per CU) | — |
| Cache L2 | 128 KB | 64 KB |
| Comptage SM | — | 6 |
Performance théorique
| Taux de pixel | 2.500 GPixel/s | 4.048 GPixel/s |
|---|---|---|
| Taux de texture | 5.000 GTexel/s | 8.096 GTexel/s |
| FP32 (float) performance | 200.0 GFLOPS | 97.15 GFLOPS |
Board Design
| Taille Slot | Single-slot | Single-slot |
|---|---|---|
| Longueur | 168 mm 6.6 inches | 168 mm 6.6 inches |
| TDP | 18 W | 58 W |
| Suggestions pour le PSU | 200 W | 250 W |
| Sorties | 1x DVI1x HDMI | 1x DVI1x HDMI1x VGA |
| Connecteurs de puissance | None | — |
| Board number | C264 | — |
Caractéristiques graphiques
| DirectX | 11.2 (11_0) | 11.1 (10_1) |
|---|---|---|
| OpenGL | 4.4 | 3.3 |
| OpenCL | 1.2 | 1.1 |
| Vulkan | — | — |
| Shader model | 5.0 | 4.1 |
| CUDA | — | 1.2 |
