AMD Radeon HD 7470 OEM vs ATI Radeon HD 2900 XTX
Grafikprozessor
| GPU Name | Caicos | R600 |
|---|---|---|
| GPU Variante | Khalidster | R600 XTX A11 (215RGMDKA11FG) |
| Architektur | TeraScale 2 | TeraScale |
| Hersteller | TSMC | TSMC |
| Prozessgröße | 40 nm | 80 nm |
| Transistoren | 370 million | 720 million |
| Chipgröße | 67 mm² | 420 mm² |
Grafikkarte
| Veröffentlichungsdatum | Jan 5th, 2012 | Never Released |
|---|---|---|
| Generation | Southern Islands | Radeon R600 |
| Produktion | End-of-life | End-of-life |
| Businterface | PCIe 2.0 x16 | PCIe 1.0 x16 |
| Vorgänger | Northern Islands | Radeon R500 PCIe |
| Nachfolger | Sea Islands | Radeon R700 |
| Reviews | — | 63 in our database |
Takt-Geschwindigkeiten
| GPU-Taktung | 750 MHz | 743 MHz |
|---|---|---|
| Speicher-Taktung | 900 MHz 3.6 Gbps effective | 828 MHz 1656 Mbps effective |
Speicher
| Speichergröße | 1024 MB | 512 MB |
|---|---|---|
| Speichertyp | GDDR5 | GDDR3 |
| Speicherbus | 64 bit | 512 bit |
| Bandbreite | 28.80 GB/s | 106.0 GB/s |
Render-Konfiguration
| Shading-Einheiten | 160 | 320 |
|---|---|---|
| TMUs | 8 | 16 |
| ROPs | 4 | 16 |
| Compute Units | 2 | 4 |
| Cache L1 | 8 KB (per CU) | — |
| Cache L2 | 128 KB | 256 KB |
Theoretische Leistung
| Pixelrate | 3.000 GPixel/s | 11.89 GPixel/s |
|---|---|---|
| Texturrate | 6.000 GTexel/s | 11.89 GTexel/s |
| FP32 (float) Leistung | 240.0 GFLOPS | 475.5 GFLOPS |
Boarddesign
| Steckplatzbreite | Single-slot | Dual-slot |
|---|---|---|
| Länge | 168 mm 6.6 inches | 315 mm 12.4 inches |
| TDP | 27 W | 240 W |
| Vorgeschlagenes Netzteil | 200 W | 550 W |
| Ausgabe | 1x DVI1x DisplayPort | 2x DVI1x S-Video |
| Stromverbindung | None | 2x 6-pin |
| Board-Nummer | C264 | B001-31 |
Grafik-Features
| DirectX | 11.2 (11_0) | 10.0 (10_0) |
|---|---|---|
| OpenGL | 4.4 | 3.3 (full) 4.0 (partial) |
| OpenCL | 1.2 | — |
| Vulkan | — | — |
| Shader-Modell | 5.0 | 4.0 |
