GPU model | RV770 | Haswell GT2 |
---|---|---|
GPU variant | RV770 CE (215-0669093) | — |
Architecture | TeraScale | Generation 7.5 |
Foundry | TSMC | Intel |
Manufacturing process | 55 nm | 22 nm |
Number of transistors | 956 million | unknown |
Die size | 256 mm² | unknown |
Release date | May 28th, 2009 | — |
---|---|---|
Generation | Radeon R700 | — |
Production | End-of-life | — |
Interface | PCIe 2.0 x16 | — |
Predecessor | Radeon R600 | — |
Successor | Evergreen | — |
GPU clock | 625 MHz | — |
---|---|---|
Memory clock | 900 MHz 3.6 Gbps effective | System Shared |
Base clock | — | 350 MHz |
Boost clock | — | 1100 MHz |
Memory size | 512 MB | System Shared |
---|---|---|
Memory type | GDDR5 | System Shared |
Memory bus width | 128 bit | System Shared |
Bandwidth | 57.60 GB/s | System Dependent |
Shading units | 640 | 160 |
---|---|---|
TMUs | 32 | 20 |
ROPs | 8 | 2 |
Compute units | 8 | — |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 128 KB | — |
Execution units | — | 20 |
Pixel rate | 5.000 GPixel/s | 2.200 GPixel/s |
---|---|---|
Texture rate | 20.00 GTexel/s | 22.00 GTexel/s |
FP32 (float) performance | 800.0 GFLOPS | 352.0 GFLOPS |
FP64 (double) performance | 160.0 GFLOPS (1:5) | 88.00 GFLOPS (1:4) |
Slot width | Single-slot | IGP |
---|---|---|
Length | 246 mm 9.7 inches | — |
TDP | 95 W | 45 W |
Suggested PSU | 250 W | — |
Outputs | 2x DVI1x S-Video | No outputs |
Power connectors | 1x 6-pin | — |
Board number | B507 | — |
DirectX | 10.1 (10_1) | 12 (11_1) |
---|---|---|
OpenGL | 3.3 | 4.3 |
OpenCL | 1.1 | 1.2 |
Vulkan | — | 1.0 |
Shader model | 4.1 | 5.1 |
Release date | — | Jun 3rd, 2013 |
---|---|---|
Generation | — | HD Graphics (Haswell) |
Production | — | End-of-life |
Interface | — | Ring Bus |
Reviews | — | 1 in our database |