Radeon HD 6490
| Manufacturer: | AMD |
| Series: | HD 6xxx (Northern Islands) |
| Codename: | Redwood LE |
| Architecture: | TeraScale 2 |
| Release date: | 2011. July 04. |
| Die count: | 1 |
| Die size: | 104 mm2 |
| Fab: | 40 nm |
| Transistors: | 627 millions |
| Bus interface: | PCI-E 1.0 x16 |
Clock rates
| Core clock: | 550 MHz |
| Memory clock: | 500 MHz |
| Effective memory clock (DDR): | 4000 MHz |
Memory
| Memory size: | 1024 MB |
| Memory bus type: | DDR2 |
| Memory bus width: | 128 bit |
| Memory bandwidth (maximum): | 16 GB/s |
Core units
| Unified shader units: | 320 |
| Texture mapping units (TMU): | 16 |
| Render output units (ROP): | 8 |
| Compute units: | 4 |
Supported Technologies:
| DirectX: | 11 |
| OpenGL: | 4.3 |
| OpenCL: | 1.2 |
Performance
| Pixel fillrate: | 4.4 (GP/s) |
| Texture fillrate: | 8.8 (GT/s) |
| Thermal Design Power (TDP,Max): | 39 W |
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