GPU model | Madison | RV770 |
---|---|---|
GPU variant | Madison XT (216-0772003) | RV770 LE (215-0669075) |
Architecture | TeraScale 2 | TeraScale |
Foundry | TSMC | TSMC |
Manufacturing process | 40 nm | 55 nm |
Number of transistors | 627 million | 956 million |
Die size | 104 mm² | 256 mm² |
Release date | Jan 7th, 2010 | — |
---|---|---|
Generation | Manhattan (Mobility HD 5700) | — |
Production | End-of-life | — |
Interface | PCIe 2.0 x16 | — |
Reviews | 2 in our database | — |
Predecessor | M9x | — |
Successor | Vancouver | — |
GPU clock | 650 MHz | 575 MHz |
---|---|---|
Memory clock | 800 MHz 1600 Mbps effective | 900 MHz 1800 Mbps effective |
Memory size | 1024 MB | 512 MB |
---|---|---|
Memory type | GDDR3 | GDDR3 |
Memory bus width | 128 bit | 256 bit |
Bandwidth | 25.60 GB/s | 57.60 GB/s |
Shading units | 400 | 640 |
---|---|---|
TMUs | 20 | 32 |
ROPs | 8 | 16 |
Compute units | 5 | 8 |
Cache L1 | 8 KB (per CU) | 16 KB (per CU) |
Cache L2 | 256 KB | 256 KB |
Pixel rate | 5.200 GPixel/s | 9.200 GPixel/s |
---|---|---|
Texture rate | 13.00 GTexel/s | 18.40 GTexel/s |
FP32 (float) performance | 520.0 GFLOPS | 736.0 GFLOPS |
FP64 (double) performance | — | 147.2 GFLOPS (1:5) |
TDP | 26 W | 95 W |
---|---|---|
Outputs | No outputs | 2x DVI1x S-Video |
Slot width | — | Single-slot |
Length | — | 246 mm 9.7 inches |
Width | — | 111 mm 4.4 inches |
Height | — | 20 mm 0.8 inches |
Suggested PSU | — | 250 W |
Power connectors | — | 1x 6-pin |
Board number | — | B501-31 |
DirectX | 11.2 (11_0) | 10.1 (10_1) |
---|---|---|
OpenGL | 4.4 | 3.3 |
OpenCL | 1.2 | 1.1 |
Vulkan | — | — |
Shader model | 5.0 | 4.1 |
Release date | — | Oct 21st, 2008 |
---|---|---|
Generation | — | Radeon R700 |
Production | — | End-of-life |
Launch price | — | 130 USD |
Interface | — | PCIe 2.0 x16 |
Reviews | — | 43 in our database |
Predecessor | — | Radeon R600 |
Successor | — | Evergreen |