NVIDIA GeForce GTX 675MX vs AMD Radeon HD 7450M
Comparative analysis of NVIDIA GeForce GTX 675MX and AMD Radeon HD 7450M videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory, Technologies. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps).
Differences
Reasons to consider the NVIDIA GeForce GTX 675MX
- Videocard is newer: launch date 8 month(s) later
- 8.6x more texture fill rate: 48.0 billion / sec vs 5.6 GTexel / s
- 6x more pipelines: 960 vs 160
- 5.6x better floating-point performance: 1,256 gflops vs 224.0 gflops
- A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 40 nm
- 2x more maximum memory size: 2 GB vs 1 GB
- 8.7x better performance in PassMark - G3D Mark: 2885 vs 330
- 22.4x better performance in Geekbench - OpenCL: 10654 vs 476
- Around 85% better performance in GFXBench 4.0 - Manhattan (Frames): 3383 vs 1832
- Around 85% better performance in GFXBench 4.0 - Manhattan (Fps): 3383 vs 1832
| Specifications (specs) | |
| Launch date | 1 October 2012 vs 7 January 2012 |
| Texture fill rate | 48.0 billion / sec vs 5.6 GTexel / s |
| Pipelines | 960 vs 160 |
| Floating-point performance | 1,256 gflops vs 224.0 gflops |
| Manufacturing process technology | 28 nm vs 40 nm |
| Maximum memory size | 2 GB vs 1 GB |
| Benchmarks | |
| PassMark - G3D Mark | 2885 vs 330 |
| Geekbench - OpenCL | 10654 vs 476 |
| GFXBench 4.0 - Manhattan (Frames) | 3383 vs 1832 |
| GFXBench 4.0 - Manhattan (Fps) | 3383 vs 1832 |
Reasons to consider the AMD Radeon HD 7450M
- Around 17% higher core clock speed: 700 MHz vs 600 MHz
- 14.3x lower typical power consumption: 7 Watt vs 100 Watt
- Around 18% better performance in PassMark - G2D Mark: 441 vs 373
- Around 5% better performance in GFXBench 4.0 - T-Rex (Frames): 3493 vs 3334
- Around 5% better performance in GFXBench 4.0 - T-Rex (Fps): 3493 vs 3334
| Specifications (specs) | |
| Core clock speed | 700 MHz vs 600 MHz |
| Thermal Design Power (TDP) | 7 Watt vs 100 Watt |
| Benchmarks | |
| PassMark - G2D Mark | 441 vs 373 |
| GFXBench 4.0 - T-Rex (Frames) | 3493 vs 3334 |
| GFXBench 4.0 - T-Rex (Fps) | 3493 vs 3334 |
Compare benchmarks
GPU 1: NVIDIA GeForce GTX 675MX
GPU 2: AMD Radeon HD 7450M
| 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 - T-Rex (Frames) |
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| GFXBench 4.0 - Manhattan (Fps) |
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| GFXBench 4.0 - T-Rex (Fps) |
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| Name | NVIDIA GeForce GTX 675MX | AMD Radeon HD 7450M |
|---|---|---|
| PassMark - G3D Mark | 2885 | 330 |
| PassMark - G2D Mark | 373 | 441 |
| Geekbench - OpenCL | 10654 | 476 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 18.251 | |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 665.068 | |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 1.9 | |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 36.241 | |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 62.895 | |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 4175 | |
| GFXBench 4.0 - Manhattan (Frames) | 3383 | 1832 |
| GFXBench 4.0 - T-Rex (Frames) | 3334 | 3493 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 4175 | |
| GFXBench 4.0 - Manhattan (Fps) | 3383 | 1832 |
| GFXBench 4.0 - T-Rex (Fps) | 3334 | 3493 |
Compare specifications (specs)
| NVIDIA GeForce GTX 675MX | AMD Radeon HD 7450M | |
|---|---|---|
Essentials |
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| Architecture | Kepler | TeraScale 2 |
| Code name | GK104 | Seymour |
| Launch date | 1 October 2012 | 7 January 2012 |
| Place in performance rating | 822 | 823 |
| Type | Laptop | Laptop |
Technical info |
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| Core clock speed | 600 MHz | 700 MHz |
| CUDA cores | 960 | |
| Floating-point performance | 1,256 gflops | 224.0 gflops |
| Manufacturing process technology | 28 nm | 40 nm |
| Pipelines | 960 | 160 |
| Texture fill rate | 48.0 billion / sec | 5.6 GTexel / s |
| Thermal Design Power (TDP) | 100 Watt | 7 Watt |
| Transistor count | 3,540 million | 370 million |
Video outputs and ports |
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| Display Connectors | No outputs | No outputs |
| HDCP | ||
| HDMI | ||
| Maximum VGA resolution | Up to 2048x1536 | |
Compatibility, dimensions and requirements |
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| Bus support | PCI Express 2.0 | |
| Interface | MXM-B (3.0) | PCIe 2.0 x16 |
| Laptop size | large | |
| SLI options | 2-way | |
| Supplementary power connectors | None | |
API support |
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| DirectX | 12 API | 11.2 (11_0) |
| OpenCL | 1.1 | |
| OpenGL | 4.5 | 4.4 |
Memory |
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| Maximum RAM amount | 2 GB | 1 GB |
| Memory bandwidth | 115.2 GB / s | 14.4 GB / s |
| Memory bus width | 256 Bit | 64 Bit |
| Memory clock speed | 1800 MHz | 1800 MHz |
| Memory type | GDDR5 | DDR3, GDDR5 |
| Shared memory | 0 | 0 |
Technologies |
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| 3D Vision | ||
| 3D Vision / 3DTV Play | ||
| Adaptive VSync | ||
| CUDA | ||
| DirectX 11 | DirectX 11 | |
| FXAA | ||
| SLI | ||
| TXAA | ||
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