AMD Radeon 550X 640SP vs ATI Radeon X1650 XT Dual
Grafikprozessor
| GPU Name | Lexa | RV560 |
|---|---|---|
| GPU Variante | Lexa PRO (215-0904018) | RV560 XT (215PAGAKA12FG) |
| Architektur | GCN 4.0 | R500 |
| Hersteller | GlobalFoundries | TSMC |
| Prozessgröße | 14 nm | 80 nm |
| Transistoren | 2,200 million | 330 million |
| Chipgröße | 103 mm² | 230 mm² |
Grafikkarte
| Veröffentlichungsdatum | Apr 11th, 2018 | Oct 30th, 2006 |
|---|---|---|
| Generation | Polaris | Radeon R500 PCIe |
| Produktion | End-of-life | End-of-life |
| Businterface | PCIe 3.0 x8 | PCIe 1.0 x16 |
| Vorgänger | Polaris | Radeon R400 PCIe |
| Nachfolger | Vega | Radeon R600 |
| Reviews | — | 49 in our database |
Takt-Geschwindigkeiten
| Basis-Taktfrequenz | 1019 MHz | — |
|---|---|---|
| Boost-Takt | 1071 MHz | — |
| Speicher-Taktung | 1500 MHz 6 Gbps effective | 700 MHz 1400 Mbps effective |
| GPU-Taktung | — | 525 MHz |
Speicher
| Speichergröße | 4 GB | 256 MB |
|---|---|---|
| Speichertyp | GDDR5 | GDDR3 |
| Speicherbus | 64 bit | 128 bit |
| Bandbreite | 48.00 GB/s | 22.40 GB/s |
Render-Konfiguration
| Shading-Einheiten | 640 | — |
|---|---|---|
| TMUs | 40 | 8 |
| ROPs | 16 | 8 |
| Compute Units | 10 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 256 KB | — |
| Pixelshader | — | 24 |
| Vertex-Shader | — | 8 |
Theoretische Leistung
| Pixelrate | 17.14 GPixel/s | 4.200 GPixel/s |
|---|---|---|
| Texturrate | 42.84 GTexel/s | 4.200 GTexel/s |
| FP16 (half) Leistung | 1,371 GFLOPS (1:1) | — |
| FP32 (float) Leistung | 1,371 GFLOPS | — |
| FP64 (double) Leistung | 85.68 GFLOPS (1:16) | — |
| Vertex-Rate | — | 1.050 GVertices/s |
Boarddesign
| Steckplatzbreite | IGP | Single-slot |
|---|---|---|
| TDP | 50 W | unknown |
| Vorgeschlagenes Netzteil | 250 W | 200 W |
| Ausgabe | 1x DVI1x HDMI1x DisplayPort | 2x DVI |
| Stromverbindung | None | 1x 6-pin |
Grafik-Features
| DirectX | 12 (12_0) | 9.0c (9_3) |
|---|---|---|
| OpenGL | 4.6 | 2.1 |
| OpenCL | 2.1 | — |
| Vulkan | 1.2 | — |
| Shader-Modell | 6.4 | 3.0 |
