GPU model | Whistler | Coffee Lake GT1 |
---|---|---|
GPU variant | Whistler LP | — |
Architecture | TeraScale 2 | Generation 9.5 |
Foundry | TSMC | Intel |
Manufacturing process | 40 nm | 14 nm+++ |
Number of transistors | 716 million | unknown |
Die size | 104 mm² | unknown |
Release date | Jan 4th, 2011 | — |
---|---|---|
Generation | Vancouver (HD 6600M) | — |
Production | End-of-life | — |
Interface | PCIe 2.0 x16 | — |
Predecessor | Manhattan | — |
Successor | London | — |
GPU clock | 500 MHz | — |
---|---|---|
Memory clock | 600 MHz 2.4 Gbps effective | System Shared |
Base clock | — | 300 MHz |
Boost clock | — | 900 MHz |
Memory size | 256 MB | System Shared |
---|---|---|
Memory type | GDDR5 | System Shared |
Memory bus width | 64 bit | System Shared |
Bandwidth | 19.20 GB/s | System Dependent |
Shading units | 480 | 96 |
---|---|---|
TMUs | 24 | 12 |
ROPs | 8 | 2 |
Compute units | 6 | — |
Execution units | — | 12 |
Pixel rate | 4.000 GPixel/s | 1.800 GPixel/s |
---|---|---|
Texture rate | 12.00 GTexel/s | 10.80 GTexel/s |
FP32 (float) performance | 480.0 GFLOPS | 172.8 GFLOPS |
FP16 (half) performance | — | 345.6 GFLOPS (2:1) |
FP64 (double) performance | — | 43.20 GFLOPS (1:4) |
TDP | 26 W | 15 W |
---|---|---|
Outputs | No outputs | No outputs |
Slot width | — | IGP |
DirectX | 11.2 (11_0) | 12 (12_1) |
---|---|---|
OpenGL | 4.4 | 4.6 |
OpenCL | 1.2 | 3.0 |
Vulkan | — | 1.2 |
Shader model | 5.0 | 6.4 |
Release date | — | Apr 3rd, 2018 |
---|---|---|
Generation | — | HD Graphics-M (Coffee Lake) |
Production | — | Active |
Interface | — | Ring Bus |
Reviews | — | 1 in our database |