NVIDIA GeForce 820A vs AMD Radeon HD 7400G
Comparative analysis of NVIDIA GeForce 820A and AMD Radeon HD 7400G videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, 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 NVIDIA GeForce 820A
- Videocard is newer: launch date 1 year(s) 6 month(s) later
- 2.4x more core clock speed: 775 MHz vs 327 MHz
- A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 32 nm
- 2.1x better performance in PassMark - G3D Mark: 556 vs 267
- Around 45% better performance in PassMark - G2D Mark: 158 vs 109
- 5.1x better performance in Geekbench - OpenCL: 3032 vs 592
Specifications (specs) | |
Launch date | 17 March 2014 vs 1 September 2012 |
Core clock speed | 775 MHz vs 327 MHz |
Manufacturing process technology | 28 nm vs 32 nm |
Benchmarks | |
PassMark - G3D Mark | 556 vs 267 |
PassMark - G2D Mark | 158 vs 109 |
Geekbench - OpenCL | 3032 vs 592 |
Reasons to consider the AMD Radeon HD 7400G
- 2x more pipelines: 192 vs 96
- Around 10% better performance in GFXBench 4.0 - Manhattan (Frames): 1894 vs 1716
- Around 10% better performance in GFXBench 4.0 - Manhattan (Fps): 1894 vs 1716
- Around 81% better performance in GFXBench 4.0 - T-Rex (Frames): 3083 vs 1705
- Around 81% better performance in GFXBench 4.0 - T-Rex (Fps): 3083 vs 1705
Specifications (specs) | |
Pipelines | 192 vs 96 |
Benchmarks | |
GFXBench 4.0 - Manhattan (Frames) | 1894 vs 1716 |
GFXBench 4.0 - Manhattan (Fps) | 1894 vs 1716 |
GFXBench 4.0 - T-Rex (Frames) | 3083 vs 1705 |
GFXBench 4.0 - T-Rex (Fps) | 3083 vs 1705 |
Compare benchmarks
GPU 1: NVIDIA GeForce 820A
GPU 2: AMD Radeon HD 7400G
PassMark - G3D Mark |
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PassMark - G2D Mark |
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Geekbench - OpenCL |
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GFXBench 4.0 - Manhattan (Frames) |
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GFXBench 4.0 - Manhattan (Fps) |
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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 | NVIDIA GeForce 820A | AMD Radeon HD 7400G |
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PassMark - G3D Mark | 556 | 267 |
PassMark - G2D Mark | 158 | 109 |
Geekbench - OpenCL | 3032 | 592 |
GFXBench 4.0 - Manhattan (Frames) | 1716 | 1894 |
GFXBench 4.0 - Manhattan (Fps) | 1716 | 1894 |
GFXBench 4.0 - T-Rex (Frames) | 1705 | 3083 |
GFXBench 4.0 - T-Rex (Fps) | 1705 | 3083 |
Compare specifications (specs)
NVIDIA GeForce 820A | AMD Radeon HD 7400G | |
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Essentials |
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Architecture | Fermi 2.0 | Terascale 3 |
Code name | GF117 | Trinity |
Launch date | 17 March 2014 | 1 September 2012 |
Place in performance rating | 1285 | 1288 |
Type | Desktop | Laptop |
Technical info |
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Core clock speed | 775 MHz | 327 MHz |
Floating-point performance | 297.6 gflops | |
Manufacturing process technology | 28 nm | 32 nm |
Pipelines | 96 | 192 |
Texture fill rate | 12.4 GTexel / s | |
Thermal Design Power (TDP) | 15 Watt | |
Transistor count | 585 million | |
Boost clock speed | 423 MHz | |
Video outputs and ports |
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Display Connectors | No outputs | |
Compatibility, dimensions and requirements |
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Interface | PCIe 2.0 x16 | |
Laptop size | medium sized | |
API support |
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DirectX | 12.0 (11_0) | 11 |
OpenGL | 4.6 | |
Memory |
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Maximum RAM amount | 1 GB | |
Memory bandwidth | 14.4 GB / s | |
Memory bus width | 64 Bit | |
Memory clock speed | 1800 MHz | |
Memory type | DDR3 | |
Shared memory | 1 |