AMD Radeon HD 7640G + HD 7670M Dual Graphics vs ATI Radeon HD 4830
Comparative analysis of AMD Radeon HD 7640G + HD 7670M Dual Graphics and ATI Radeon HD 4830 videocards for all known characteristics in the following categories: Essentials, Technical info, Compatibility, dimensions and requirements, API support, Memory, Video outputs and ports. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).
Differences
Reasons to consider the AMD Radeon HD 7640G + HD 7670M Dual Graphics
- Videocard is newer: launch date 3 year(s) 6 month(s) later
- Around 14% higher core clock speed: 655 / 600 MHz vs 575 MHz
- Around 15% higher pipelines: 736 vs 640
- A newer manufacturing process allows for a more powerful, yet cooler running videocard: 32 / 40 nm vs 55 nm
- Around 64% better performance in PassMark - G2D Mark: 97 vs 59
| Specifications (specs) | |
| Launch date | 15 May 2012 vs 21 October 2008 |
| Core clock speed | 655 / 600 MHz vs 575 MHz |
| Pipelines | 736 vs 640 |
| Manufacturing process technology | 32 / 40 nm vs 55 nm |
| Benchmarks | |
| PassMark - G2D Mark | 97 vs 59 |
| GFXBench 4.0 - T-Rex (Frames) | 3361 vs 3354 |
| GFXBench 4.0 - T-Rex (Fps) | 3361 vs 3354 |
Reasons to consider the ATI Radeon HD 4830
- Around 67% better performance in PassMark - G3D Mark: 869 vs 519
| Benchmarks | |
| PassMark - G3D Mark | 869 vs 519 |
Compare benchmarks
GPU 1: AMD Radeon HD 7640G + HD 7670M Dual Graphics
GPU 2: ATI Radeon HD 4830
| PassMark - G3D Mark |
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| PassMark - G2D Mark |
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| GFXBench 4.0 - T-Rex (Frames) |
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| GFXBench 4.0 - T-Rex (Fps) |
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| Name | AMD Radeon HD 7640G + HD 7670M Dual Graphics | ATI Radeon HD 4830 |
|---|---|---|
| PassMark - G3D Mark | 519 | 869 |
| PassMark - G2D Mark | 97 | 59 |
| Geekbench - OpenCL | 8444 | |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 157 | |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 157 | |
| GFXBench 4.0 - Manhattan (Frames) | 2097 | |
| GFXBench 4.0 - Manhattan (Fps) | 2097 | |
| GFXBench 4.0 - T-Rex (Frames) | 3361 | 3354 |
| GFXBench 4.0 - T-Rex (Fps) | 3361 | 3354 |
Compare specifications (specs)
| AMD Radeon HD 7640G + HD 7670M Dual Graphics | ATI Radeon HD 4830 | |
|---|---|---|
Essentials |
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| Architecture | Terascale 3 | TeraScale |
| Launch date | 15 May 2012 | 21 October 2008 |
| Place in performance rating | 1338 | 1339 |
| Type | Laptop | Desktop |
| Code name | RV770 | |
| Launch price (MSRP) | $130 | |
Technical info |
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| Core clock speed | 655 / 600 MHz | 575 MHz |
| Manufacturing process technology | 32 / 40 nm | 55 nm |
| Pipelines | 736 | 640 |
| Floating-point performance | 736.0 gflops | |
| Texture fill rate | 18.4 GTexel / s | |
| Thermal Design Power (TDP) | 95 Watt | |
| Transistor count | 956 million | |
Compatibility, dimensions and requirements |
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| Laptop size | medium sized | |
| Interface | PCIe 2.0 x16 | |
| Length | 246 mm | |
| Supplementary power connectors | 1x 6-pin | |
API support |
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| DirectX | 11 | 10.1 |
| OpenGL | 3.3 | |
Memory |
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| Memory bus width | 128 Bit | 256 Bit |
| Memory clock speed | 1800 MHz | 1800 MHz |
| Shared memory | 1 | |
| Maximum RAM amount | 512 MB | |
| Memory bandwidth | 57.6 GB / s | |
| Memory type | GDDR3 | |
Video outputs and ports |
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| Display Connectors | 2x DVI, 1x S-Video | |
Navigation
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