ATI Radeon HD 4855 vs NVIDIA GeForce G 205M
Comparative analysis of ATI Radeon HD 4855 and NVIDIA GeForce G 205M videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory.
Differences
Reasons to consider the ATI Radeon HD 4855
- Around 28% higher core clock speed: 575 MHz vs 450 MHz
- 40x more pipelines: 640 vs 16
- A newer manufacturing process allows for a more powerful, yet cooler running videocard: 55 nm vs 65 nm
| Core clock speed | 575 MHz vs 450 MHz |
| Pipelines | 640 vs 16 |
| Manufacturing process technology | 55 nm vs 65 nm |
Compare specifications (specs)
| ATI Radeon HD 4855 | NVIDIA GeForce G 205M | |
|---|---|---|
Essentials |
||
| Architecture | TeraScale | G9x |
| Code name | RV770 | MCP79MX |
| Launch date | 3 January 2010 | 1 January 2010 |
| Place in performance rating | not rated | not rated |
| Type | Desktop | Laptop |
Technical info |
||
| Core clock speed | 575 MHz | 450 MHz |
| Floating-point performance | 736.0 gflops | |
| Manufacturing process technology | 55 nm | 65 nm |
| Pipelines | 640 | 16 |
| Texture fill rate | 18.4 GTexel / s | |
| Thermal Design Power (TDP) | 110 Watt | |
| Transistor count | 956 million | |
Video outputs and ports |
||
| Display Connectors | 1x DVI, 1x HDMI, 1x VGA | |
Compatibility, dimensions and requirements |
||
| Interface | PCIe 2.0 x16 | |
| Length | 220 mm | |
| Supplementary power connectors | 1x 6-pin | |
API support |
||
| DirectX | 10.1 | 10 |
| OpenGL | 3.3 | |
Memory |
||
| Maximum RAM amount | 512 MB | |
| Memory bandwidth | 115.2 GB / s | |
| Memory bus width | 256 Bit | |
| Memory clock speed | 3600 MHz | |
| Memory type | GDDR5 | |
| Shared memory | 1 | |
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