1 · ATI
ATI Radeon HD 48700.5 GBGDDR5
Hardware comparison
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Specifications
Technical comparison
| Specification | ATI Radeon HD 4870 |
|---|---|
| Overview | |
| Manufacturer | ATI |
| Family | Radeon R700(HD 4800) |
| Launch date | 2008-06-25 |
| Architecture | |
| Architecture | TeraScale |
| Generation | Radeon R700(HD 4800) |
| GPU / chip | RV770 |
| Foundry | TSMC |
| Process | 55 nm |
| Compute | |
| Compute units | 12 CUs |
| Shader processors | 800 |
| Memory | |
| VRAM | 1 GB |
| Memory type | GDDR5 |
| Memory bus | 256 bit |
| Memory bandwidth | 115.2 GB/s |
| Clocks | |
| Base clock | 0.75 GHz |
| Boost clock | 0.75 GHz |
| Memory clock | 0.90 GHz |
| PCIe | |
| Bus interface | PCIe 2.0 x16 |
| Display | |
| Display outputs | 2x DVI, 1x S-Video |
| Power | |
| Board power | 150 W |
| Suggested PSU | 450 W |
| Power connectors | 2x 6-pin |
| Physical | |
| Reference dimensions | 241 mm × 40 mm × — |
| Slot width | Dual-slot |
References