AMD Radeon HD 6790 vs NVIDIA Quadro P400
Grafikprozessor
| GPU Name | Barts | GP107 |
|---|---|---|
| GPU Variante | Barts LE (215-0798002) | — |
| Architektur | TeraScale 2 | Pascal |
| Hersteller | TSMC | Samsung |
| Prozessgröße | 40 nm | 14 nm |
| Transistoren | 1,700 million | 3,300 million |
| Chipgröße | 255 mm² | 132 mm² |
Grafikkarte
| Veröffentlichungsdatum | Apr 4th, 2011 | Feb 7th, 2017 |
|---|---|---|
| Generation | Northern Islands | Quadro |
| Produktion | End-of-life | End-of-life |
| Originalpreis | 149 USD | — |
| Businterface | PCIe 2.0 x16 | PCIe 3.0 x16 |
| Reviews | 37 in our database | — |
| Vorgänger | Evergreen | — |
| Nachfolger | Southern Islands | — |
Takt-Geschwindigkeiten
| GPU-Taktung | 840 MHz | — |
|---|---|---|
| Speicher-Taktung | 1050 MHz 4.2 Gbps effective | 1002 MHz 4 Gbps effective |
| Basis-Taktfrequenz | — | 1228 MHz |
| Boost-Takt | — | 1252 MHz |
Speicher
| Speichergröße | 1024 MB | 2 GB |
|---|---|---|
| Speichertyp | GDDR5 | GDDR5 |
| Speicherbus | 256 bit | 64 bit |
| Bandbreite | 134.4 GB/s | 32.06 GB/s |
Render-Konfiguration
| Shading-Einheiten | 800 | 256 |
|---|---|---|
| TMUs | 40 | 16 |
| ROPs | 16 | 16 |
| Compute Units | 10 | — |
| Cache L1 | 8 KB (per CU) | 48 KB (per SM) |
| Cache L2 | 512 KB | 512 KB |
| Anzahl SM | — | 2 |
Theoretische Leistung
| Pixelrate | 13.44 GPixel/s | 20.03 GPixel/s |
|---|---|---|
| Texturrate | 33.60 GTexel/s | 20.03 GTexel/s |
| FP32 (float) Leistung | 1,344 GFLOPS | 641.0 GFLOPS |
| FP16 (half) Leistung | — | 10.02 GFLOPS (1:64) |
| FP64 (double) Leistung | — | 20.03 GFLOPS (1:32) |
Boarddesign
| Steckplatzbreite | Dual-slot | Single-slot |
|---|---|---|
| Länge | 198 mm 7.8 inches | 150 mm 5.9 inches |
| TDP | 150 W | 30 W |
| Vorgeschlagenes Netzteil | 450 W | 200 W |
| Ausgabe | 2x DVI1x HDMI1x DisplayPort | 3x mini-DisplayPort |
| Stromverbindung | 2x 6-pin | None |
| Board-Nummer | C220, C222 | PG212 SKU 500 |
| Breite | — | 69 mm 2.7 inches |
Grafik-Features
| DirectX | 11.2 (11_0) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.4 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | — | 1.2 |
| Shader-Modell | 5.0 | 6.4 |
| CUDA | — | 6.1 |
