GPU model | Litho | Coffee Lake GT1 |
---|---|---|
GPU variant | Litho XT | — |
Architecture | GCN 1.0 | Generation 9.5 |
Foundry | TSMC | Intel |
Manufacturing process | 28 nm | 14 nm+++ |
Number of transistors | 690 million | unknown |
Die size | 56 mm² | unknown |
Release date | May 15th, 2016 | — |
---|---|---|
Generation | Crystal System (R7 M400) | — |
Production | End-of-life | — |
Interface | PCIe 3.0 x8 | — |
Predecessor | Solar System | — |
Successor | Mobility Radeon | — |
Base clock | 825 MHz | 300 MHz |
---|---|---|
Boost clock | 960 MHz | 900 MHz |
Memory clock | 1000 MHz 4 Gbps effective | System Shared |
Memory size | 2 GB | System Shared |
---|---|---|
Memory type | GDDR5 | System Shared |
Memory bus width | 128 bit | System Shared |
Bandwidth | 64.00 GB/s | System Dependent |
Shading units | 384 | 96 |
---|---|---|
TMUs | 24 | 12 |
ROPs | 8 | 2 |
Compute units | 6 | — |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 256 KB | — |
Execution units | — | 12 |
Pixel rate | 7.680 GPixel/s | 1.800 GPixel/s |
---|---|---|
Texture rate | 23.04 GTexel/s | 10.80 GTexel/s |
FP32 (float) performance | 737.3 GFLOPS | 172.8 GFLOPS |
FP64 (double) performance | 46.08 GFLOPS (1:16) | 43.20 GFLOPS (1:4) |
FP16 (half) performance | — | 345.6 GFLOPS (2:1) |
TDP | unknown | 15 W |
---|---|---|
Outputs | No outputs | No outputs |
Slot width | — | IGP |
DirectX | 12 (11_1) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 3.0 |
Vulkan | 1.2 | 1.2 |
Shader model | 5.1 | 6.4 |
Release date | — | Apr 3rd, 2018 |
---|---|---|
Generation | — | HD Graphics-M (Coffee Lake) |
Production | — | Active |
Interface | — | Ring Bus |
Reviews | — | 1 in our database |