AMD Radeon HD 7750M vs AMD Radeon R9 M270X
Grafikprozessor
| GPU Name | Chelsea | Saturn |
|---|---|---|
| GPU Variante | Chelsea PRO | Saturn PRO |
| Architektur | GCN 1.0 | GCN 2.0 |
| Hersteller | TSMC | TSMC |
| Prozessgröße | 28 nm | 28 nm |
| Transistoren | 1,500 million | 2,080 million |
| Chipgröße | 123 mm² | 160 mm² |
Mobile Grafik
| Veröffentlichungsdatum | Apr 24th, 2012 | Feb 5th, 2015 |
|---|---|---|
| Generation | London (HD 7700M) | Crystal System (R9 M200) |
| Produktion | End-of-life | End-of-life |
| Businterface | PCIe 2.0 x16 | PCIe 3.0 x16 |
| Vorgänger | Vancouver | Solar System |
| Nachfolger | Solar System | Mobility Radeon |
Takt-Geschwindigkeiten
| GPU-Taktung | 575 MHz | — |
|---|---|---|
| Speicher-Taktung | 1000 MHz 4 Gbps effective | 1375 MHz 5.5 Gbps effective |
| Basis-Taktfrequenz | — | 900 MHz |
| Boost-Takt | — | 1000 MHz |
Speicher
| Speichergröße | 2 GB | 2 GB |
|---|---|---|
| Speichertyp | GDDR5 | GDDR5 |
| Speicherbus | 128 bit | 128 bit |
| Bandbreite | 64.00 GB/s | 88.00 GB/s |
Render-Konfiguration
| Shading-Einheiten | 512 | 768 |
|---|---|---|
| TMUs | 32 | 48 |
| ROPs | 16 | 16 |
| Compute Units | 8 | 12 |
| Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 256 KB | 256 KB |
Theoretische Leistung
| Pixelrate | 9.200 GPixel/s | 16.00 GPixel/s |
|---|---|---|
| Texturrate | 18.40 GTexel/s | 48.00 GTexel/s |
| FP32 (float) Leistung | 588.8 GFLOPS | 1.536 TFLOPS |
| FP64 (double) Leistung | 36.80 GFLOPS (1:16) | 96.00 GFLOPS (1:16) |
Boarddesign
| TDP | 28 W | unknown |
|---|---|---|
| Ausgabe | No outputs | No outputs |
Grafik-Features
| DirectX | 12 (11_1) | 12 (12_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.0 |
| Vulkan | 1.2 | 1.2 |
| Shader-Modell | 5.1 | 6.3 |
