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NVIDIA GeForce GTX 850M vs NVIDIA GeForce GTX 660
Comparative analysis of NVIDIA GeForce GTX 850M and NVIDIA GeForce GTX 660 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.
NVIDIA GeForce GTX 850M 
vs NVIDIA GeForce GTX 660 Differences
Reasons to consider the NVIDIA GeForce GTX 850M
- Videocard is newer: launch date 1 year(s) 6 month(s) later
- 3.1x lower typical power consumption: 45 Watt vs 140 Watt
- Around 24% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 37.761 vs 30.505
- Around 10% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 38.889 vs 35.416
- 2.4x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 151.016 vs 62.69
- Around 7% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 3817 vs 3581
- Around 7% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 3817 vs 3581
| Specifications (specs) |
| Launch date | 12 March 2014 vs 6 September 2012 |
| Thermal Design Power (TDP) | 45 Watt vs 140 Watt |
| Benchmarks |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 37.761 vs 30.505 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 38.889 vs 35.416 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 151.016 vs 62.69 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 3817 vs 3581 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 3817 vs 3581 |
Reasons to consider the NVIDIA GeForce GTX 660
- 2.2x more texture fill rate: 78.4 billion / sec vs 36.08 GTexel / s
- Around 50% higher pipelines: 960 vs 640
- Around 72% better floating-point performance: 1,981 gflops vs 1,155 gflops
- Around 59% better performance in PassMark - G3D Mark: 4017 vs 2521
- 2.2x better performance in PassMark - G2D Mark: 487 vs 225
- Around 16% better performance in Geekbench - OpenCL: 11364 vs 9809
- Around 82% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 705.293 vs 388.248
- Around 27% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 3.085 vs 2.428
- Around 34% better performance in 3DMark Fire Strike - Graphics Score: 1307 vs 979
| Specifications (specs) |
| Texture fill rate | 78.4 billion / sec vs 36.08 GTexel / s |
| Pipelines | 960 vs 640 |
| Floating-point performance | 1,981 gflops vs 1,155 gflops |
| Benchmarks |
| PassMark - G3D Mark | 4017 vs 2521 |
| PassMark - G2D Mark | 487 vs 225 |
| Geekbench - OpenCL | 11364 vs 9809 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 705.293 vs 388.248 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 3.085 vs 2.428 |
| GFXBench 4.0 - Manhattan (Frames) | 3690 vs 3685 |
| GFXBench 4.0 - T-Rex (Frames) | 3365 vs 3353 |
| GFXBench 4.0 - Manhattan (Fps) | 3690 vs 3685 |
| GFXBench 4.0 - T-Rex (Fps) | 3365 vs 3353 |
| 3DMark Fire Strike - Graphics Score | 1307 vs 979 |
Compare benchmarks
GPU 1: NVIDIA GeForce GTX 850M GPU 2: NVIDIA GeForce GTX 660
| 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 | | |
| Name | NVIDIA GeForce GTX 850M | NVIDIA GeForce GTX 660 |
| PassMark - G3D Mark | 2521 | 4017 |
| PassMark - G2D Mark | 225 | 487 |
| Geekbench - OpenCL | 9809 | 11364 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 37.761 | 30.505 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 388.248 | 705.293 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 2.428 | 3.085 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 38.889 | 35.416 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 151.016 | 62.69 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 3817 | 3581 |
| GFXBench 4.0 - Manhattan (Frames) | 3685 | 3690 |
| GFXBench 4.0 - T-Rex (Frames) | 3353 | 3365 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 3817 | 3581 |
| GFXBench 4.0 - Manhattan (Fps) | 3685 | 3690 |
| GFXBench 4.0 - T-Rex (Fps) | 3353 | 3365 |
| 3DMark Fire Strike - Graphics Score | 979 | 1307 |
Compare specifications (specs)
| NVIDIA GeForce GTX 850M | NVIDIA GeForce GTX 660 |
Essentials |
| Architecture | Maxwell | Kepler |
| Code name | GM107 | GK106 |
| Launch date | 12 March 2014 | 6 September 2012 |
| Place in performance rating | 896 | 740 |
| Type | Laptop | Desktop |
| Launch price (MSRP) | $229 |
| Price now | $349.99 |
| Value for money (0-100) | 14.35 |
Technical info |
| CUDA cores | 640 | 960 |
| Floating-point performance | 1,155 gflops | 1,981 gflops |
| Manufacturing process technology | 28 nm | 28 nm |
| Pipelines | 640 | 960 |
| Texture fill rate | 36.08 GTexel / s | 78.4 billion / sec |
| Thermal Design Power (TDP) | 45 Watt | 140 Watt |
| Transistor count | 1,870 million | 2,540 million |
| Boost clock speed | 1033 MHz |
| Core clock speed | 980 MHz |
Video outputs and ports |
| 7.1 channel HD audio on HDMI |
| Display Connectors | No outputs | One Dual Link DVI-I, One Dual Link DVI-D, One HDMI..., 2x 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 |
| Audio input for HDMI | Internal |
| G-SYNC support |
| HDCP |
| Maximum VGA resolution | 2048x1536 |
| Multi monitor support |
Compatibility, dimensions and requirements |
| Bus support | PCI Express 2.0, PCI Express 3.0 | PCI Express 3.0 |
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Laptop size | medium sized |
| Height | 4.376" (11.1 cm) |
| Length | 9.5" (24.1 cm) |
| Supplementary power connectors | One 6-pin |
API support |
| DirectX | 12.0 (11_0) | 12.0 (11_0) |
| OpenCL | 1.1 |
| OpenGL | 4.5 | 4.3 |
Memory |
| Maximum RAM amount | 2 GB | 2 GB |
| Memory bandwidth | 80.0 GB / s | 144.2 GB / s |
| Memory bus width | 128 Bit | 192-bit GDDR5 |
| Memory type | DDR3, GDDR5 | GDDR5 |
| Shared memory | 0 |
| Standard memory configuration | DDR3 or GDDR5 |
| Memory clock speed | 6.0 GB/s |
Technologies |
| 3D Blu-Ray |
| Adaptive VSync |
| Ansel |
| BatteryBoost |
| CUDA |
| Direct Compute |
| FXAA |
| GeForce Experience |
| GeForce ShadowPlay |
| GPU Boost |
| H.264, VC1, MPEG2 1080p video decoder |
| Optimus |
| SLI |
| TXAA |
| 3D Gaming |
| 3D Vision |
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