AMD Radeon HD 7470 OEM vs NVIDIA GeForce 7950 GT
Grafikprozessor
| GPU Name | Caicos | G71 |
|---|---|---|
| GPU Variante | Khalidster | G71-GT2-H-N-A2 |
| Architektur | TeraScale 2 | Curie |
| Hersteller | TSMC | TSMC |
| Prozessgröße | 40 nm | 90 nm |
| Transistoren | 370 million | 278 million |
| Chipgröße | 67 mm² | 196 mm² |
Grafikkarte
| Veröffentlichungsdatum | Jan 5th, 2012 | Aug 6th, 2006 |
|---|---|---|
| Generation | Southern Islands | GeForce 7 PCIe |
| Produktion | End-of-life | End-of-life |
| Businterface | PCIe 2.0 x16 | PCIe 1.0 x16 |
| Vorgänger | Northern Islands | GeForce 6 PCIe |
| Nachfolger | Sea Islands | GeForce 8 |
| Reviews | — | 96 in our database |
Takt-Geschwindigkeiten
| GPU-Taktung | 750 MHz | 550 MHz |
|---|---|---|
| Speicher-Taktung | 900 MHz 3.6 Gbps effective | 700 MHz 1400 Mbps effective |
Speicher
| Speichergröße | 1024 MB | 512 MB |
|---|---|---|
| Speichertyp | GDDR5 | GDDR3 |
| Speicherbus | 64 bit | 256 bit |
| Bandbreite | 28.80 GB/s | 44.80 GB/s |
Render-Konfiguration
| Shading-Einheiten | 160 | — |
|---|---|---|
| TMUs | 8 | 24 |
| ROPs | 4 | 16 |
| Compute Units | 2 | — |
| Cache L1 | 8 KB (per CU) | — |
| Cache L2 | 128 KB | — |
| Pixelshader | — | 24 |
| Vertex-Shader | — | 8 |
Theoretische Leistung
| Pixelrate | 3.000 GPixel/s | 8.800 GPixel/s |
|---|---|---|
| Texturrate | 6.000 GTexel/s | 13.20 GTexel/s |
| FP32 (float) Leistung | 240.0 GFLOPS | — |
| Vertex-Rate | — | 1.100 GVertices/s |
Boarddesign
| Steckplatzbreite | Single-slot | Single-slot |
|---|---|---|
| Länge | 168 mm 6.6 inches | 198 mm 7.8 inches |
| TDP | 27 W | 65 W |
| Vorgeschlagenes Netzteil | 200 W | 250 W |
| Ausgabe | 1x DVI1x DisplayPort | 2x DVI1x S-Video |
| Stromverbindung | None | 1x 6-pin |
| Board-Nummer | C264 | P455 |
| Breite | — | 111 mm 4.4 inches |
| Höhe | — | 17 mm 0.7 inches |
Grafik-Features
| DirectX | 11.2 (11_0) | 9.0c (9_3) |
|---|---|---|
| OpenGL | 4.4 | 2.1 |
| OpenCL | 1.2 | — |
| Vulkan | — | — |
| Shader-Modell | 5.0 | 3.0 |
