AMD Radeon R7 M460 vs NVIDIA GeForce 840M
Grafikprozessor
| GPU Name | Meso | GM108 |
|---|---|---|
| GPU Variante | Meso XT (216-0867030) | N15S-GT |
| Architektur | GCN 3.0 | Maxwell |
| Hersteller | TSMC | TSMC |
| Prozessgröße | 28 nm | 28 nm |
| Transistoren | 1,550 million | unknown |
| Chipgröße | 125 mm² | unknown |
Mobile Grafik
| Veröffentlichungsdatum | May 15th, 2016 | Mar 12th, 2014 |
|---|---|---|
| Generation | Crystal System (R7 M400) | GeForce 800M |
| Produktion | End-of-life | End-of-life |
| Businterface | PCIe 3.0 x8 | PCIe 3.0 x8 |
| Vorgänger | Solar System | GeForce 700M |
| Nachfolger | Mobility Radeon | GeForce 900M |
Takt-Geschwindigkeiten
| Basis-Taktfrequenz | 1100 MHz | 1029 MHz |
|---|---|---|
| Boost-Takt | 1125 MHz | 1124 MHz |
| Speicher-Taktung | 900 MHz 1800 Mbps effective | 1001 MHz 2 Gbps effective |
Speicher
| Speichergröße | 2 GB | 2 GB |
|---|---|---|
| Speichertyp | DDR3 | DDR3 |
| Speicherbus | 64 bit | 64 bit |
| Bandbreite | 14.40 GB/s | 16.02 GB/s |
Render-Konfiguration
| Shading-Einheiten | 384 | 384 |
|---|---|---|
| TMUs | 24 | 16 |
| ROPs | 8 | 8 |
| Compute Units | 6 | — |
| Cache L1 | 16 KB (per CU) | 64 KB (per SMM) |
| Cache L2 | 128 KB | 1024 KB |
| Anzahl SMM | — | 3 |
Theoretische Leistung
| Pixelrate | 9.000 GPixel/s | 8.992 GPixel/s |
|---|---|---|
| Texturrate | 27.00 GTexel/s | 17.98 GTexel/s |
| FP16 (half) Leistung | 864.0 GFLOPS (1:1) | — |
| FP32 (float) Leistung | 864.0 GFLOPS | 863.2 GFLOPS |
| FP64 (double) Leistung | 54.00 GFLOPS (1:16) | 26.98 GFLOPS (1:32) |
Boarddesign
| TDP | unknown | 33 W |
|---|---|---|
| Ausgabe | No outputs | No outputs |
| Steckplatzbreite | — | IGP |
Grafik-Features
| DirectX | 12 (12_0) | 12 (11_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 3.0 |
| Vulkan | 1.2 | 1.1 |
| Shader-Modell | 6.0 | 5.1 |
| CUDA | — | 5.0 |
