NVIDIA GeForce 940M vs NVIDIA GeForce GTX 660 Ti

Comparative analysis of NVIDIA GeForce 940M and NVIDIA GeForce GTX 660 Ti 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 940M

  • Videocard is newer: launch date 2 year(s) 6 month(s) later
  • Around 17% higher core clock speed: 1072 MHz vs 915 MHz
  • Around 20% higher boost clock speed: 1176 MHz vs 980 MHz
  • 4.5x lower typical power consumption: 33 Watt vs 150 Watt
  • 300x more memory clock speed: 1800 MHz vs 6.0 GB/s
  • Around 23% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 101.399 vs 82.191
  • Around 1% better performance in GFXBench 4.0 - T-Rex (Frames): 3357 vs 3337
  • Around 1% better performance in GFXBench 4.0 - T-Rex (Fps): 3357 vs 3337
Specifications (specs)
Launch date 13 March 2015 vs 16 August 2012
Core clock speed 1072 MHz vs 915 MHz
Boost clock speed 1176 MHz vs 980 MHz
Thermal Design Power (TDP) 33 Watt vs 150 Watt
Memory clock speed 1800 MHz vs 6.0 GB/s
Benchmarks
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 101.399 vs 82.191
GFXBench 4.0 - T-Rex (Frames) 3357 vs 3337
GFXBench 4.0 - T-Rex (Fps) 3357 vs 3337

Reasons to consider the NVIDIA GeForce GTX 660 Ti

  • 3.6x more texture fill rate: 102.5 billion / sec vs 28.22 GTexel / s
  • 3.5x more pipelines: 1344 vs 384
  • 2.7x better floating-point performance: 2,459.5 gflops vs 903.2 gflops
  • 3.9x better performance in PassMark - G3D Mark: 4413 vs 1127
  • 3x better performance in PassMark - G2D Mark: 468 vs 154
  • 2.6x better performance in Geekbench - OpenCL: 15375 vs 5982
  • Around 40% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 36.256 vs 25.98
  • 6.1x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 1029.267 vs 168.449
  • 2.3x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 3.037 vs 1.307
  • 2.1x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 45.894 vs 21.837
  • Around 54% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 3285 vs 2132
  • Around 20% better performance in GFXBench 4.0 - Manhattan (Frames): 3684 vs 3065
  • Around 54% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 3285 vs 2132
  • Around 20% better performance in GFXBench 4.0 - Manhattan (Fps): 3684 vs 3065
  • 3.2x better performance in 3DMark Fire Strike - Graphics Score: 1615 vs 506
Specifications (specs)
Texture fill rate 102.5 billion / sec vs 28.22 GTexel / s
Pipelines 1344 vs 384
Floating-point performance 2,459.5 gflops vs 903.2 gflops
Benchmarks
PassMark - G3D Mark 4413 vs 1127
PassMark - G2D Mark 468 vs 154
Geekbench - OpenCL 15375 vs 5982
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 36.256 vs 25.98
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 1029.267 vs 168.449
CompuBench 1.5 Desktop - T-Rex (Frames/s) 3.037 vs 1.307
CompuBench 1.5 Desktop - Video Composition (Frames/s) 45.894 vs 21.837
GFXBench 4.0 - Car Chase Offscreen (Frames) 3285 vs 2132
GFXBench 4.0 - Manhattan (Frames) 3684 vs 3065
GFXBench 4.0 - Car Chase Offscreen (Fps) 3285 vs 2132
GFXBench 4.0 - Manhattan (Fps) 3684 vs 3065
3DMark Fire Strike - Graphics Score 1615 vs 506

Compare benchmarks

GPU 1: NVIDIA GeForce 940M
GPU 2: NVIDIA GeForce GTX 660 Ti

PassMark - G3D Mark
GPU 1
GPU 2
1127
4413
PassMark - G2D Mark
GPU 1
GPU 2
154
468
Geekbench - OpenCL
GPU 1
GPU 2
5982
15375
CompuBench 1.5 Desktop - Face Detection (mPixels/s)
GPU 1
GPU 2
25.98
36.256
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
GPU 1
GPU 2
168.449
1029.267
CompuBench 1.5 Desktop - T-Rex (Frames/s)
GPU 1
GPU 2
1.307
3.037
CompuBench 1.5 Desktop - Video Composition (Frames/s)
GPU 1
GPU 2
21.837
45.894
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
GPU 1
GPU 2
101.399
82.191
GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
2132
3285
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
3065
3684
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
3357
3337
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
2132
3285
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
3065
3684
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
3357
3337
3DMark Fire Strike - Graphics Score
GPU 1
GPU 2
506
1615
Name NVIDIA GeForce 940M NVIDIA GeForce GTX 660 Ti
PassMark - G3D Mark 1127 4413
PassMark - G2D Mark 154 468
Geekbench - OpenCL 5982 15375
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 25.98 36.256
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 168.449 1029.267
CompuBench 1.5 Desktop - T-Rex (Frames/s) 1.307 3.037
CompuBench 1.5 Desktop - Video Composition (Frames/s) 21.837 45.894
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 101.399 82.191
GFXBench 4.0 - Car Chase Offscreen (Frames) 2132 3285
GFXBench 4.0 - Manhattan (Frames) 3065 3684
GFXBench 4.0 - T-Rex (Frames) 3357 3337
GFXBench 4.0 - Car Chase Offscreen (Fps) 2132 3285
GFXBench 4.0 - Manhattan (Fps) 3065 3684
GFXBench 4.0 - T-Rex (Fps) 3357 3337
3DMark Fire Strike - Graphics Score 506 1615

Compare specifications (specs)

NVIDIA GeForce 940M NVIDIA GeForce GTX 660 Ti

Essentials

Architecture Maxwell Kepler
Code name GM108 GK104
Launch date 13 March 2015 16 August 2012
Place in performance rating 1184 701
Type Laptop Desktop
Launch price (MSRP) $299
Price now $321.99
Value for money (0-100) 17.34

Technical info

Boost clock speed 1176 MHz 980 MHz
Core clock speed 1072 MHz 915 MHz
Floating-point performance 903.2 gflops 2,459.5 gflops
Manufacturing process technology 28 nm 28 nm
Pipelines 384 1344
Texture fill rate 28.22 GTexel / s 102.5 billion / sec
Thermal Design Power (TDP) 33 Watt 150 Watt
Transistor count 1,870 million 3,540 million
CUDA cores 1344

Video outputs and ports

Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort, One Dual Link DVI-I, One Dual Link DVI-D, One HDMI...
Audio input for HDMI Internal
G-SYNC support
HDCP
HDMI
Maximum VGA resolution 2048x1536
Multi monitor support

Compatibility, dimensions and requirements

Bus support PCI Express 3.0 PCI Express 3.0
Interface PCIe 3.0 x8 PCIe 3.0 x16
Laptop size medium sized
Height 4.376" (11.1 cm)
Length 9.5" (24.1 cm)
SLI options 3-way
Supplementary power connectors Two 6-pin

API support

DirectX 12.0 (11_0) 12.0 (11_0)
OpenGL 4.5 4.3

Memory

Maximum RAM amount 2 GB 2 GB
Memory bandwidth 14.4 GB / s 144.2 GB / s
Memory bus width 64 Bit 192-bit GDDR5
Memory clock speed 1800 MHz 6.0 GB/s
Memory type DDR3 GDDR5
Shared memory 0 0

Technologies

CUDA
GameWorks
GeForce Experience
GPU Boost
Optimus
3D Blu-Ray
3D Gaming
3D Vision
Adaptive VSync
FXAA
SLI
TXAA