GPU model | Chelsea | RSX-40nm |
---|---|---|
GPU variant | Chelsea PRO | RSX-CXD5302 |
Architecture | GCN 1.0 | Curie |
Foundry | TSMC | Sony |
Manufacturing process | 28 nm | 40 nm |
Number of transistors | 1,500 million | 302 million |
Die size | 123 mm² | 114 mm² |
Release date | Apr 24th, 2012 | — |
---|---|---|
Generation | London (HD 7700M) | — |
Production | End-of-life | — |
Interface | PCIe 2.0 x16 | — |
Predecessor | Vancouver | — |
Successor | Solar System | — |
GPU clock | 575 MHz | 550 MHz |
---|---|---|
Memory clock | 1000 MHz 4 Gbps effective | 650 MHz 1300 Mbps effective |
Memory size | 2 GB | 256 MB |
---|---|---|
Memory type | GDDR5 | GDDR3 |
Memory bus width | 128 bit | 128 bit |
Bandwidth | 64.00 GB/s | 20.80 GB/s |
Shading units | 512 | — |
---|---|---|
TMUs | 32 | 24 |
ROPs | 16 | 8 |
Compute units | 8 | — |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 256 KB | — |
Pixel shaders | — | 24 |
Vertex shaders | — | 8 |
Pixel rate | 9.200 GPixel/s | 4.400 GPixel/s |
---|---|---|
Texture rate | 18.40 GTexel/s | 13.20 GTexel/s |
FP32 (float) performance | 588.8 GFLOPS | — |
FP64 (double) performance | 36.80 GFLOPS (1:16) | — |
Vertex rate | — | 1.100 GVertices/s |
TDP | 28 W | 35 W |
---|---|---|
Outputs | No outputs | No outputs |
Slot width | — | IGP |
Length | — | 290 mm 11.4 inches |
Width | — | 290 mm 11.4 inches |
Height | — | 65 mm 2.6 inches |
Weight | — | 3.2 kg (7.1 lbs) |
Suggested PSU | — | 350 W |
DirectX | 12 (11_1) | — |
---|---|---|
OpenGL | 4.6 | ES 1.1 |
OpenCL | 1.2 | — |
Vulkan | 1.2 | — |
Shader model | 5.1 | — |
Pixel shader | — | 3.0 |
Vertex shader | — | 3.0 |
Release date | — | Oct 4th, 2012 |
---|---|---|
Generation | — | Console GPU |
Production | — | End-of-life |
Interface | — | IGP |
Launch price | — | 399 USD |