AMD Radeon HD 8770M vs ATI Radeon E4690 MXM
What is the difference between AMD Radeon HD 8770M and ATI Radeon E4690 MXM. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Mars | GPU Name | RV730 |
| Mars XT | Model number | RV730 XT E4690 (215-0729055) |
| GCN 1.0 | Architecture | TeraScale |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 55 nm |
| 950 million | Transistors | 514 million |
| 77 mm² | Die Size | 146 mm² |
Graphics Card
| Apr 1st, 2013 | Release Date | Jun 1st, 2009 |
| Solar System (HD 8700M) | Family | Embedded (4000) |
| End-of-life | Production | End-of-life |
| PCIe 3.0 x8 | Bus Interface | MXM-II |
Memory
| 2 GB | Memory Size | 512 MB |
| GDDR5 | Memory Type | GDDR3 |
| 128 bit | Memory Bus | 128 bit |
| 72.00 GB/s | Bandwidth | 22.40 GB/s |
Performance
| 6.600 GPixel/s | Pixel fillrate | 4.800 GPixel/s |
| 19.80 GTexel/s | Texture fillrate | 19.20 GTexel/s |
| 633.6 GFLOPS | FP32 (float) performance | 384.0 GFLOPS |
Clock Speeds
| 1125 MHz 4.5 Gbps effective | Memory Clock | 700 MHz 1400 Mbps effective |
Render Config
| 384 | Shading Units | 320 |
| 24 | TMUs | 32 |
| 8 | ROPs | 8 |
| 6 | Compute Units | 4 |
| 16 KB (per CU) | L1 Cache | 16 KB (per CU) |
| 256 KB | L2 Cache | 128 KB |
Board Design
| unknown | Thermal design power (TDP) | 30 W |
| No outputs | Display Connectors | No outputs |
API support
| 12 (11_1) | DirectX | 10.1 (10_1) |
| 4.6 | OpenGL | 3.3 |
| 1.2 | OpenCL | 1.1 |
| 1.2 | Vulkan | N/A |
| 5.1 | Shader Model | 4.1 |