AMD Radeon R7 M265 vs NVIDIA GeForce GTS 250M
Grafikprozessor
| GPU Name | Opal | GT215 |
|---|---|---|
| GPU Variante | Opal XT | N10E-GE-A2 |
| Architektur | GCN 1.0 | Tesla 2.0 |
| Hersteller | TSMC | TSMC |
| Prozessgröße | 28 nm | 40 nm |
| Transistoren | 950 million | 727 million |
| Chipgröße | 77 mm² | 144 mm² |
Mobile Grafik
| Veröffentlichungsdatum | Jan 9th, 2014 | Jun 15th, 2009 |
|---|---|---|
| Generation | Crystal System (R7 M200) | GeForce 200M |
| Produktion | End-of-life | End-of-life |
| Businterface | PCIe 3.0 x8 | PCIe 2.0 x16 |
| Vorgänger | Solar System | GeForce 100M |
| Nachfolger | Mobility Radeon | GeForce 300M |
Takt-Geschwindigkeiten
| Basis-Taktfrequenz | 725 MHz | — |
|---|---|---|
| Boost-Takt | 825 MHz | — |
| Speicher-Taktung | 900 MHz 1800 Mbps effective | 800 MHz 3.2 Gbps effective |
| GPU-Taktung | — | 500 MHz |
| Shader-Taktung | — | 1250 MHz |
Speicher
| Speichergröße | 2 GB | 1024 MB |
|---|---|---|
| Speichertyp | DDR3 | GDDR5 |
| Speicherbus | 128 bit | 128 bit |
| Bandbreite | 28.80 GB/s | 51.20 GB/s |
Render-Konfiguration
| Shading-Einheiten | 384 | 96 |
|---|---|---|
| TMUs | 24 | 32 |
| ROPs | 8 | 8 |
| Compute Units | 6 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 256 KB | 64 KB |
| Anzahl SM | — | 12 |
Theoretische Leistung
| Pixelrate | 6.600 GPixel/s | 4.000 GPixel/s |
|---|---|---|
| Texturrate | 19.80 GTexel/s | 16.00 GTexel/s |
| FP32 (float) Leistung | 633.6 GFLOPS | 240.0 GFLOPS |
Boarddesign
| TDP | unknown | 28 W |
|---|---|---|
| Ausgabe | No outputs | No outputs |
Grafik-Features
| DirectX | 12 (11_1) | 11.1 (10_1) |
|---|---|---|
| OpenGL | 4.6 | 3.3 |
| OpenCL | 1.2 | 1.1 |
| Vulkan | 1.2 | — |
| Shader-Modell | 5.1 | 4.1 |
| CUDA | — | 1.2 |
