GPU model | M92 | RS880 |
---|---|---|
Architecture | TeraScale | TeraScale |
Foundry | TSMC | — |
Manufacturing process | 55 nm | 55 nm |
Number of transistors | 242 million | 181 million |
Die size | 73 mm² | 67 mm² |
Release date | Jan 9th, 2009 | — |
---|---|---|
Generation | M9x (Mobility HD 4500) | — |
Production | End-of-life | — |
Interface | MXM-II | — |
Reviews | 2 in our database | — |
Predecessor | M8x | — |
Successor | Manhattan | — |
GPU clock | 680 MHz | 500 MHz |
---|---|---|
Memory clock | 800 MHz 1600 Mbps effective | System Shared |
Memory size | 512 MB | System Shared |
---|---|---|
Memory type | GDDR3 | System Shared |
Memory bus width | 64 bit | System Shared |
Bandwidth | 12.80 GB/s | System Dependent |
Shading units | 80 | 40 |
---|---|---|
TMUs | 8 | 4 |
ROPs | 4 | 4 |
Compute units | 1 | 2 |
Cache L1 | 16 KB (per CU) | — |
Cache L2 | 64 KB | — |
Pixel rate | 2.720 GPixel/s | 2.000 GPixel/s |
---|---|---|
Texture rate | 5.440 GTexel/s | 2.000 GTexel/s |
FP32 (float) performance | 108.8 GFLOPS | 40.00 GFLOPS |
Slot width | MXM Module | IGP |
---|---|---|
TDP | unknown | unknown |
Outputs | No outputs | No outputs |
DirectX | 10.1 (10_1) | 10.1 (10_1) |
---|---|---|
OpenGL | 3.3 | 3.3 |
OpenCL | 1.1 | 1.0 |
Vulkan | — | — |
Shader model | 4.1 | 4.1 |
Release date | — | Mar 1st, 2010 |
---|---|---|
Generation | — | Radeon IGP (HD 4000) |
Production | — | End-of-life |
Interface | — | PCIe 1.0 x16 |
Successor | — | Sumo |