GPU Name | RV770 | Juniper |
---|---|---|
GPU Variante | RV770 XT (215-0669049) | Juniper XT (215-0754013) |
Architektur | TeraScale | TeraScale 2 |
Hersteller | TSMC | TSMC |
Prozessgröße | 55 nm | 40 nm |
Transistoren | 956 million | 1,040 million |
Chipgröße | 256 mm² | 166 mm² |
Veröffentlichungsdatum | Jun 25th, 2008 | Oct 13th, 2010 |
---|---|---|
Generation | Radeon R700 | Evergreen |
Produktion | End-of-life | End-of-life |
Originalpreis | 299 USD | — |
Businterface | PCIe 2.0 x16 | PCIe 2.0 x16 |
Reviews | 135 in our database | 142 in our database |
Vorgänger | Radeon R600 | Radeon R700 |
Nachfolger | Evergreen | Northern Islands |
GPU-Taktung | 750 MHz | 850 MHz |
---|---|---|
Speicher-Taktung | 900 MHz 3.6 Gbps effective | 1200 MHz 4.8 Gbps effective |
Speichergröße | 512 MB | 1024 MB |
---|---|---|
Speichertyp | GDDR5 | GDDR5 |
Speicherbus | 256 bit | 128 bit |
Bandbreite | 115.2 GB/s | 76.80 GB/s |
Shading-Einheiten | 800 | 800 |
---|---|---|
TMUs | 40 | 40 |
ROPs | 16 | 16 |
Compute Units | 10 | 10 |
Cache L1 | 16 KB (per CU) | 8 KB (per CU) |
Cache L2 | 256 KB | 256 KB |
Pixelrate | 12.00 GPixel/s | 13.60 GPixel/s |
---|---|---|
Texturrate | 30.00 GTexel/s | 34.00 GTexel/s |
FP32 (float) Leistung | 1,200 GFLOPS | 1,360 GFLOPS |
FP64 (double) Leistung | 240.0 GFLOPS (1:5) | — |
Steckplatzbreite | Dual-slot | Dual-slot |
---|---|---|
Länge | 241 mm 9.5 inches | — |
Breite | 111 mm 4.4 inches | — |
Höhe | 40 mm 1.6 inches | — |
TDP | 150 W | unknown |
Vorgeschlagenes Netzteil | 450 W | 200 W |
Ausgabe | 2x DVI1x S-Video | 2x DVI1x HDMI1x DisplayPort |
Stromverbindung | 2x 6-pin | — |
Board-Nummer | B507-31 | — |
DirectX | 10.1 (10_1) | 11.2 (11_0) |
---|---|---|
OpenGL | 3.3 | 4.4 |
OpenCL | 1.1 | 1.2 |
Vulkan | — | — |
Shader-Modell | 4.1 | 5.0 |