ATI Radeon HD 4830 vs ATI Radeon HD 4850 X2
What is the difference between ATI Radeon HD 4830 and ATI Radeon HD 4850 X2. Find out which graphics card has better performance.
Graphics Processor (GPU)
| RV770 | GPU Name | R700 |
| RV770 LE (215-0669075) | Model number | R700 PRO (215-0669065) |
| TeraScale | Architecture | TeraScale |
| TSMC | Foundry | TSMC |
| 55 nm | Process Size | 55 nm |
| 956 million | Transistors | 956 million |
| 256 mm² | Die Size | 256 mm² |
Graphics Card
| Oct 21st, 2008 | Release Date | Nov 7th, 2008 |
| Radeon R700 (HD 4800) | Family | Radeon R700 (HD 4800) |
| End-of-life | Production | End-of-life |
| 130 USD | Launch Price | 420 USD |
| Radeon R600 | Predecessor | Radeon R600 |
| PCIe 2.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 512 MB | Memory Size | 512 MB x2 |
| GDDR3 | Memory Type | GDDR3 |
| 256 bit | Memory Bus | 256 bit x2 |
Clock Speeds
| 900 MHz 1800 Mbps effective | Memory Clock | 995 MHz 1990 Mbps effective |
| 575 MHz | GPU Clock | 625 MHz |
Render Config
| 32 | TMUs | 40 x2 |
| 16 | ROPs | 16 x2 |
Board Design
| 246 mm 9.7 inches | Length | 267 mm 10.5 inches |
| 95 W | Thermal design power (TDP) | 250 W |
| 250 W | Suggested PSU | 600 W |
| 2x DVI 1x S-Video | Display Connectors | 4x DVI 1x S-Video |
| 1x 6-pin | Power Connectors | 1x 6-pin + 1x 8-pin |
| B501-31 | Board Number | B501 |
API support
| 10.1 (10_1) | DirectX | 10.1 (10_1) |
| 3.3 | OpenGL | 3.3 |
| 1.1 | OpenCL | 1.1 |
| N/A | Vulkan | N/A |
| 4.1 | Shader Model | 4.1 |