GPU model | Chelsea | Picasso |
---|---|---|
GPU variant | Chelsea LE (216-0834065) | — |
Architecture | GCN 1.0 | GCN 5.0 |
Foundry | TSMC | GlobalFoundries |
Manufacturing process | 28 nm | 14 nm |
Number of transistors | 1,500 million | 4,940 million |
Die size | 123 mm² | 210 mm² |
Release date | Apr 24th, 2012 | — |
---|---|---|
Generation | London (HD 7700M) | — |
Production | End-of-life | — |
Interface | PCIe 2.0 x16 | — |
Predecessor | Vancouver | — |
Successor | Solar System | — |
Base clock | 575 MHz | 300 MHz |
---|---|---|
Boost clock | 675 MHz | 1250 MHz |
Memory clock | 900 MHz 1800 Mbps effective | System Shared |
Memory size | 2 GB | System Shared |
---|---|---|
Memory type | DDR3 | System Shared |
Memory bus width | 128 bit | System Shared |
Bandwidth | 28.80 GB/s | System Dependent |
Shading units | 512 | 512 |
---|---|---|
TMUs | 32 | 32 |
ROPs | 16 | 8 |
Compute units | 8 | 8 |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 256 KB | — |
Pixel rate | 10.80 GPixel/s | 10.00 GPixel/s |
---|---|---|
Texture rate | 21.60 GTexel/s | 40.00 GTexel/s |
FP32 (float) performance | 691.2 GFLOPS | 1,280 GFLOPS |
FP64 (double) performance | 43.20 GFLOPS (1:16) | 80.00 GFLOPS (1:16) |
FP16 (half) performance | — | 2.560 TFLOPS (2:1) |
TDP | 25 W | 15 W |
---|---|---|
Outputs | No outputs | No outputs |
Slot width | — | IGP |
Power connectors | — | None |
DirectX | 12 (11_1) | 12 (12_1) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 2.1 |
Vulkan | 1.2 | 1.2 |
Shader model | 5.1 | 6.4 |
Release date | — | Jul 7th, 2019 |
---|---|---|
Generation | — | Picasso (Vega) |
Production | — | Active |
Interface | — | IGP |
Predecessor | — | Raven Ridge |
Successor | — | Renoir |