GPU model | Pinewood | R680 |
---|---|---|
GPU variant | Pinewood MXM (215-0757056) | R680 XT (215-0708017) |
Architecture | TeraScale 2 | TeraScale |
Foundry | TSMC | TSMC |
Manufacturing process | 40 nm | 55 nm |
Number of transistors | 627 million | 666 million |
Die size | 104 mm² | 192 mm² |
Release date | Nov 23rd, 2012 | — |
---|---|---|
Generation | Manhattan (Mobility HD 5500) | — |
Production | End-of-life | — |
Interface | PCIe 2.0 x16 | — |
Reviews | 2 in our database | — |
Predecessor | M9x | — |
Successor | Vancouver | — |
GPU clock | 550 MHz | 825 MHz |
---|---|---|
Memory clock | 800 MHz 1600 Mbps effective | 901 MHz 1802 Mbps effective |
Memory size | 1024 MB | 512 MB |
---|---|---|
Memory type | GDDR3 | GDDR3 |
Memory bus width | 128 bit | 256 bit |
Bandwidth | 25.60 GB/s | 57.66 GB/s |
Shading units | 400 | 320 |
---|---|---|
TMUs | 20 | 16 |
ROPs | 8 | 16 |
Compute units | 5 | 4 |
Cache L1 | 8 KB (per CU) | — |
Cache L2 | 256 KB | 256 KB |
Pixel rate | 4.400 GPixel/s | 13.20 GPixel/s |
---|---|---|
Texture rate | 11.00 GTexel/s | 13.20 GTexel/s |
FP32 (float) performance | 440.0 GFLOPS | 528.0 GFLOPS |
FP64 (double) performance | — | 105.6 GFLOPS (1:5) |
TDP | 20 W | 165 W |
---|---|---|
Outputs | No outputs | 2x DVI1x S-Video |
Slot width | — | Dual-slot |
Length | — | 267 mm 10.5 inches |
Width | — | 113 mm 4.4 inches |
Height | — | 39 mm 1.5 inches |
Suggested PSU | — | 450 W |
Power connectors | — | 1x 6-pin + 1x 8-pin |
Board number | — | B400 |
DirectX | 11.2 (11_0) | 10.1 (10_1) |
---|---|---|
OpenGL | 4.4 | 3.3 (full) 4.0 (partial) |
OpenCL | 1.2 | — |
Vulkan | — | — |
Shader model | 5.0 | 4.1 |
Release date | — | Jan 26th, 2008 |
---|---|---|
Generation | — | Radeon R600 |
Production | — | End-of-life |
Launch price | — | 449 USD |
Interface | — | PCIe 2.0 x16 |
Reviews | — | 72 in our database |
Predecessor | — | Radeon R500 PCIe |
Successor | — | Radeon R700 |