AMD Radeon HD 7470M vs ATI Mobility Radeon HD 4650
Grafikprozessor
| GPU Name | Seymour | M96 |
|---|---|---|
| GPU Variante | Seymour XT (216-0810084) | — |
| Architektur | TeraScale 2 | TeraScale |
| Hersteller | TSMC | TSMC |
| Prozessgröße | 40 nm | 55 nm |
| Transistoren | 370 million | 514 million |
| Chipgröße | 67 mm² | 146 mm² |
Mobile Grafik
| Veröffentlichungsdatum | Jan 7th, 2012 | Jan 9th, 2009 |
|---|---|---|
| Generation | London (HD 7400M) | M9x (Mobility HD 4600) |
| Produktion | End-of-life | End-of-life |
| Businterface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| Vorgänger | Vancouver | M8x |
| Nachfolger | Solar System | Manhattan |
| Reviews | — | 2 in our database |
Takt-Geschwindigkeiten
| Basis-Taktfrequenz | 750 MHz | — |
|---|---|---|
| Boost-Takt | 800 MHz | — |
| Speicher-Taktung | 900 MHz 1800 Mbps effective | 600 MHz 1200 Mbps effective |
| GPU-Taktung | — | 500 MHz |
Speicher
| Speichergröße | 1024 MB | 512 MB |
|---|---|---|
| Speichertyp | DDR3 | DDR2 |
| Speicherbus | 64 bit | 128 bit |
| Bandbreite | 14.40 GB/s | 19.20 GB/s |
Render-Konfiguration
| Shading-Einheiten | 160 | 320 |
|---|---|---|
| TMUs | 8 | 32 |
| ROPs | 4 | 8 |
| Compute Units | 2 | 4 |
| Cache L1 | 8 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 128 KB | 128 KB |
Theoretische Leistung
| Pixelrate | 3.200 GPixel/s | 4.000 GPixel/s |
|---|---|---|
| Texturrate | 6.400 GTexel/s | 16.00 GTexel/s |
| FP32 (float) Leistung | 256.0 GFLOPS | 320.0 GFLOPS |
Boarddesign
| TDP | 25 W | 35 W |
|---|---|---|
| Ausgabe | No outputs | No outputs |
Grafik-Features
| DirectX | 11.2 (11_0) | 10.1 (10_1) |
|---|---|---|
| OpenGL | 4.4 | 3.3 |
| OpenCL | 1.2 | 1.1 |
| Vulkan | — | — |
| Shader-Modell | 5.0 | 4.1 |
