ATI Radeon HD 5450 vs ATI Radeon X1900 G5 Mac Edition
Grafikprozessor
| GPU Name | Cedar | R580 |
|---|---|---|
| GPU Variante | Cedar PRO | R580 XL (215BAEBKA31FG) |
| Architektur | TeraScale 2 | R500 |
| Hersteller | TSMC | TSMC |
| Prozessgröße | 40 nm | 90 nm |
| Transistoren | 292 million | 384 million |
| Chipgröße | 59 mm² | 352 mm² |
Grafikkarte
| Veröffentlichungsdatum | Feb 4th, 2010 | Nov 6th, 2006 |
|---|---|---|
| Generation | Evergreen | Radeon R500 PCIe |
| Produktion | End-of-life | End-of-life |
| Businterface | PCIe 2.0 x16 | PCIe 1.0 x16 |
| Reviews | 34 in our database | 115 in our database |
| Vorgänger | Radeon R700 | Radeon R400 PCIe |
| Nachfolger | Northern Islands | Radeon R600 |
| Originalpreis | — | 349 USD |
Takt-Geschwindigkeiten
| GPU-Taktung | 650 MHz | 575 MHz |
|---|---|---|
| Speicher-Taktung | 400 MHz 800 Mbps effective | 600 MHz 1200 Mbps effective |
Speicher
| Speichergröße | 512 MB | 256 MB |
|---|---|---|
| Speichertyp | DDR2 | GDDR3 |
| Speicherbus | 64 bit | 256 bit |
| Bandbreite | 6.400 GB/s | 38.40 GB/s |
Render-Konfiguration
| Shading-Einheiten | 80 | — |
|---|---|---|
| TMUs | 8 | 12 |
| ROPs | 4 | 12 |
| Compute Units | 2 | — |
| Cache L1 | 8 KB (per CU) | — |
| Cache L2 | 128 KB | — |
| Pixelshader | — | 36 |
| Vertex-Shader | — | 8 |
Theoretische Leistung
| Pixelrate | 2.600 GPixel/s | 6.900 GPixel/s |
|---|---|---|
| Texturrate | 5.200 GTexel/s | 6.900 GTexel/s |
| FP32 (float) Leistung | 104.0 GFLOPS | — |
| Vertex-Rate | — | 1.150 GVertices/s |
Boarddesign
| Steckplatzbreite | Single-slot | Single-slot |
|---|---|---|
| Länge | 170 mm 6.7 inches | — |
| TDP | 19 W | 75 W |
| Vorgeschlagenes Netzteil | 200 W | 250 W |
| Ausgabe | 1x DVI1x HDMI1x VGA | 2x DVI1x S-Video |
| Stromverbindung | None | 1x 6-pin |
| Board-Nummer | B750, B982, C026, C027, C028, C070, C093, C096, C267 | — |
Grafik-Features
| DirectX | 11.2 (11_0) | 9.0c (9_3) |
|---|---|---|
| OpenGL | 4.4 | 2.1 (full) 3.0 (partial) |
| OpenCL | 1.2 | — |
| Vulkan | — | — |
| Shader-Modell | 5.0 | 3.0 |
