NVIDIA GeForce GT 750M vs NVIDIA GeForce GT 640
Comparative analysis of NVIDIA GeForce GT 750M and NVIDIA GeForce GT 640 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), 3DMark Fire Strike - Graphics Score.
Differences
Reasons to consider the NVIDIA GeForce GT 750M
- Videocard is newer: launch date 7 month(s) later
- Around 4% higher core clock speed: 941 MHz vs 902 MHz
- Around 7% higher texture fill rate: 30.94 GTexel / s vs 28.86 GTexel / s
- Around 7% better floating-point performance: 742.7 gflops vs 692.7 gflops
- Around 30% lower typical power consumption: 50 Watt vs 65 Watt
- 2.3x more memory clock speed: 4012 MHz vs 1782 MHz
- Around 13% better performance in PassMark - G3D Mark: 1329 vs 1173
- Around 13% better performance in Geekbench - OpenCL: 4267 vs 3762
- Around 37% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 15.67 vs 11.448
- Around 21% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 251.09 vs 206.777
- Around 44% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 1.144 vs 0.792
- Around 10% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 2351 vs 2134
- Around 48% better performance in GFXBench 4.0 - Manhattan (Frames): 3520 vs 2375
- Around 10% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 2351 vs 2134
- Around 48% better performance in GFXBench 4.0 - Manhattan (Fps): 3520 vs 2375
| Specifications (specs) | |
| Launch date | 9 January 2013 vs 5 June 2012 |
| Core clock speed | 941 MHz vs 902 MHz |
| Texture fill rate | 30.94 GTexel / s vs 28.86 GTexel / s |
| Floating-point performance | 742.7 gflops vs 692.7 gflops |
| Thermal Design Power (TDP) | 50 Watt vs 65 Watt |
| Memory clock speed | 4012 MHz vs 1782 MHz |
| Benchmarks | |
| PassMark - G3D Mark | 1329 vs 1173 |
| Geekbench - OpenCL | 4267 vs 3762 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 15.67 vs 11.448 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 251.09 vs 206.777 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 1.144 vs 0.792 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 2351 vs 2134 |
| GFXBench 4.0 - Manhattan (Frames) | 3520 vs 2375 |
| GFXBench 4.0 - T-Rex (Frames) | 3334 vs 3328 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 2351 vs 2134 |
| GFXBench 4.0 - Manhattan (Fps) | 3520 vs 2375 |
| GFXBench 4.0 - T-Rex (Fps) | 3334 vs 3328 |
Reasons to consider the NVIDIA GeForce GT 640
- Around 21% better performance in PassMark - G2D Mark: 295 vs 243
- Around 35% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 14.637 vs 10.872
- Around 55% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 20.86 vs 13.423
- 3.4x better performance in 3DMark Fire Strike - Graphics Score: 1565 vs 461
| Benchmarks | |
| PassMark - G2D Mark | 295 vs 243 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 14.637 vs 10.872 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 20.86 vs 13.423 |
| 3DMark Fire Strike - Graphics Score | 1565 vs 461 |
Compare benchmarks
GPU 1: NVIDIA GeForce GT 750M
GPU 2: NVIDIA GeForce GT 640
| PassMark - G3D Mark |
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| PassMark - G2D Mark |
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| Geekbench - OpenCL |
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| CompuBench 1.5 Desktop - Face Detection (mPixels/s) |
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| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) |
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| CompuBench 1.5 Desktop - T-Rex (Frames/s) |
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| CompuBench 1.5 Desktop - Video Composition (Frames/s) |
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| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) |
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| GFXBench 4.0 - Car Chase Offscreen (Frames) |
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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 - Car Chase Offscreen (Fps) |
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| GFXBench 4.0 - Manhattan (Fps) |
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| GFXBench 4.0 - T-Rex (Fps) |
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| 3DMark Fire Strike - Graphics Score |
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| Name | NVIDIA GeForce GT 750M | NVIDIA GeForce GT 640 |
|---|---|---|
| PassMark - G3D Mark | 1329 | 1173 |
| PassMark - G2D Mark | 243 | 295 |
| Geekbench - OpenCL | 4267 | 3762 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 15.67 | 11.448 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 251.09 | 206.777 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 1.144 | 0.792 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 10.872 | 14.637 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 13.423 | 20.86 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 2351 | 2134 |
| GFXBench 4.0 - Manhattan (Frames) | 3520 | 2375 |
| GFXBench 4.0 - T-Rex (Frames) | 3334 | 3328 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 2351 | 2134 |
| GFXBench 4.0 - Manhattan (Fps) | 3520 | 2375 |
| GFXBench 4.0 - T-Rex (Fps) | 3334 | 3328 |
| 3DMark Fire Strike - Graphics Score | 461 | 1565 |
Compare specifications (specs)
| NVIDIA GeForce GT 750M | NVIDIA GeForce GT 640 | |
|---|---|---|
Essentials |
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| Architecture | Kepler | Kepler |
| Code name | GK107 | GK107 |
| Launch date | 9 January 2013 | 5 June 2012 |
| Place in performance rating | 1161 | 1163 |
| Type | Laptop | Desktop |
| Launch price (MSRP) | $99 | |
| Price now | $59.99 | |
| Value for money (0-100) | 25.25 | |
Technical info |
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| Boost clock speed | 967 MHz | |
| Core clock speed | 941 MHz | 902 MHz |
| Floating-point performance | 742.7 gflops | 692.7 gflops |
| Manufacturing process technology | 28 nm | 28 nm |
| Pipelines | 384 | 384 |
| Texture fill rate | 30.94 GTexel / s | 28.86 GTexel / s |
| Thermal Design Power (TDP) | 50 Watt | 65 Watt |
| Transistor count | 1,270 million | 1,270 million |
Video outputs and ports |
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| 7.1 channel HD audio on HDMI | ||
| Display Connectors | No outputs | 1x DVI, 1x HDMI, 1x DisplayPort |
| DisplayPort Multimode (DP++) support | Up to 3840x2160 | |
| eDP 1.2 signal support | Up to 3840x2160 | |
| HDCP content protection | ||
| HDMI | ||
| LVDS signal support | Up to 1920x1200 | |
| TrueHD and DTS-HD audio bitstreaming | ||
| VGA аnalog display support | Up to 2048x1536 | |
Compatibility, dimensions and requirements |
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| Bus support | PCI Express 3.0 | |
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Laptop size | medium sized | |
| Length | 145 mm | |
| Supplementary power connectors | None | |
API support |
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| DirectX | 12 API | 12.0 (11_0) |
| OpenCL | 1.1 | |
| OpenGL | 4.5 | 4.6 |
Memory |
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| Maximum RAM amount | 2 GB | 2 GB |
| Memory bandwidth | 64.19 GB / s | 28.51 GB / s |
| Memory bus width | 128 Bit | 128 Bit |
| Memory clock speed | 4012 MHz | 1782 MHz |
| Memory type | DDR3, GDDR5 | DDR3 |
| Shared memory | 0 | |
| Standard memory configuration | DDR3 / GDDR5 | |
Technologies |
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| 3D Vision | ||
| 3D Vision / 3DTV Play | ||
| Blu-Ray 3D Support | ||
| CUDA | ||
| Direct Compute | ||
| FXAA | ||
| H.264, VC1, MPEG2 1080p video decoder | ||
| Optimus | ||
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