AMD Radeon HD 7670M Rebrand vs ATI Mobility Radeon HD 5850
Graphics Processor
| GPU model | Whistler | Broadway |
|---|---|---|
| GPU variant | Whistler XT (216-0810001) | Broadway PRO (216-0769024) |
| Architecture | TeraScale 2 | TeraScale 2 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 40 nm | 40 nm |
| Number of transistors | 716 million | 1,040 million |
| Die size | 104 mm² | 166 mm² |
Mobile graphics
| Release date | Jul 1st, 2012 | Jan 7th, 2010 |
|---|---|---|
| Generation | London (HD 7600M) | Manhattan (Mobility HD 5800) |
| Production | End-of-life | End-of-life |
| Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| Predecessor | Vancouver | M9x |
| Successor | Solar System | Vancouver |
| Reviews | — | 2 in our database |
Clocks
| GPU clock | 600 MHz | 500 MHz |
|---|---|---|
| Memory clock | 900 MHz 1800 Mbps effective | 1000 MHz 4 Gbps effective |
Memory Configuration
| Memory size | 1024 MB | 1024 MB |
|---|---|---|
| Memory type | GDDR3 | GDDR5 |
| Memory bus width | 128 bit | 128 bit |
| Bandwidth | 28.80 GB/s | 64.00 GB/s |
Render Configuration
| Shading units | 480 | 800 |
|---|---|---|
| TMUs | 24 | 40 |
| ROPs | 16 | 16 |
| Compute units | 6 | 10 |
| Cache L1 | 8 KB (per CU) | 8 KB (per CU) |
| Cache L2 | 256 KB | 256 KB |
Performance
| Pixel rate | 9.600 GPixel/s | 8.000 GPixel/s |
|---|---|---|
| Texture rate | 14.40 GTexel/s | 20.00 GTexel/s |
| FP32 (float) performance | 576.0 GFLOPS | 800.0 GFLOPS |
Dimensions & Outputs
| TDP | 20 W | 30 W |
|---|---|---|
| Outputs | No outputs | No outputs |
API Support & Features
| DirectX | 11.2 (11_0) | 11.2 (11_0) |
|---|---|---|
| OpenGL | 4.4 | 4.4 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | — | — |
| Shader model | 5.0 | 5.0 |
