GPU model | Whistler | Haswell GT2 |
---|---|---|
GPU variant | Whistler LE | — |
Architecture | TeraScale 2 | Generation 7.5 |
Foundry | TSMC | Intel |
Manufacturing process | 40 nm | 22 nm |
Number of transistors | 716 million | unknown |
Die size | 104 mm² | unknown |
Release date | Jan 7th, 2012 | — |
---|---|---|
Generation | London (HD 7600M) | — |
Production | End-of-life | — |
Interface | PCIe 2.0 x16 | — |
Predecessor | Vancouver | — |
Successor | Solar System | — |
GPU clock | 450 MHz | — |
---|---|---|
Memory clock | 800 MHz 1600 Mbps effective | System Shared |
Base clock | — | 350 MHz |
Boost clock | — | 1200 MHz |
Memory size | 1024 MB | System Shared |
---|---|---|
Memory type | GDDR3 | System Shared |
Memory bus width | 128 bit | System Shared |
Bandwidth | 25.60 GB/s | System Dependent |
Shading units | 400 | 160 |
---|---|---|
TMUs | 20 | 20 |
ROPs | 8 | 2 |
Compute units | 5 | — |
Cache L1 | 8 KB (per CU) | — |
Cache L2 | 256 KB | — |
Execution units | — | 20 |
Pixel rate | 3.600 GPixel/s | 2.400 GPixel/s |
---|---|---|
Texture rate | 9.000 GTexel/s | 24.00 GTexel/s |
FP32 (float) performance | 360.0 GFLOPS | 384.0 GFLOPS |
FP64 (double) performance | — | 96.00 GFLOPS (1:4) |
TDP | 20 W | 84 W |
---|---|---|
Outputs | No outputs | No outputs |
Slot width | — | IGP |
DirectX | 11.2 (11_0) | 12 (11_1) |
---|---|---|
OpenGL | 4.4 | 4.3 |
OpenCL | 1.2 | 1.2 |
Vulkan | — | 1.0 |
Shader model | 5.0 | 5.1 |
Release date | — | Jun 1st, 2013 |
---|---|---|
Generation | — | HD Graphics-W (Haswell) |
Production | — | End-of-life |
Interface | — | Ring Bus |
Reviews | — | 1 in our database |