NVIDIA GeForce GT 745M vs NVIDIA GeForce GTX 660M

Comparative analysis of NVIDIA GeForce GT 745M and NVIDIA GeForce GTX 660M 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 745M

  • Videocard is newer: launch date 1 year(s) 0 month(s) later
  • Around 11% lower typical power consumption: 45 Watt vs 50 Watt
  • 2x more maximum memory size: 2 GB vs 1 GB
  • 2.1x better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 2255 vs 1094
  • Around 39% better performance in GFXBench 4.0 - Manhattan (Frames): 3133 vs 2253
  • Around 6% better performance in GFXBench 4.0 - T-Rex (Frames): 3352 vs 3176
  • 2.1x better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 2255 vs 1094
  • Around 39% better performance in GFXBench 4.0 - Manhattan (Fps): 3133 vs 2253
  • Around 6% better performance in GFXBench 4.0 - T-Rex (Fps): 3352 vs 3176
Specifications (specs)
Launch date 1 April 2013 vs 22 March 2012
Core clock speed 837 MHz vs 835 MHz
Thermal Design Power (TDP) 45 Watt vs 50 Watt
Maximum memory size 2 GB vs 1 GB
Benchmarks
GFXBench 4.0 - Car Chase Offscreen (Frames) 2255 vs 1094
GFXBench 4.0 - Manhattan (Frames) 3133 vs 2253
GFXBench 4.0 - T-Rex (Frames) 3352 vs 3176
GFXBench 4.0 - Car Chase Offscreen (Fps) 2255 vs 1094
GFXBench 4.0 - Manhattan (Fps) 3133 vs 2253
GFXBench 4.0 - T-Rex (Fps) 3352 vs 3176

Reasons to consider the NVIDIA GeForce GTX 660M

  • Around 14% higher texture fill rate: 30.4 billion / sec vs 26.78 GTexel / s
  • Around 14% better floating-point performance: 729.6 gflops vs 642.8 gflops
  • Around 11% higher memory clock speed: 2000 MHz vs 1800 MHz
  • Around 33% better performance in PassMark - G3D Mark: 1452 vs 1095
  • Around 49% better performance in PassMark - G2D Mark: 268 vs 180
  • Around 16% better performance in Geekbench - OpenCL: 4037 vs 3468
  • Around 3% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 10.837 vs 10.489
  • 2x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 405.086 vs 202.905
  • Around 66% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 1.098 vs 0.66
  • 2.7x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 21.798 vs 8.184
  • Around 75% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 33.754 vs 19.323
Specifications (specs)
Texture fill rate 30.4 billion / sec vs 26.78 GTexel / s
Floating-point performance 729.6 gflops vs 642.8 gflops
Memory clock speed 2000 MHz vs 1800 MHz
Benchmarks
PassMark - G3D Mark 1452 vs 1095
PassMark - G2D Mark 268 vs 180
Geekbench - OpenCL 4037 vs 3468
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 10.837 vs 10.489
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 405.086 vs 202.905
CompuBench 1.5 Desktop - T-Rex (Frames/s) 1.098 vs 0.66
CompuBench 1.5 Desktop - Video Composition (Frames/s) 21.798 vs 8.184
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 33.754 vs 19.323

Compare benchmarks

GPU 1: NVIDIA GeForce GT 745M
GPU 2: NVIDIA GeForce GTX 660M

PassMark - G3D Mark
GPU 1
GPU 2
1095
1452
PassMark - G2D Mark
GPU 1
GPU 2
180
268
Geekbench - OpenCL
GPU 1
GPU 2
3468
4037
CompuBench 1.5 Desktop - Face Detection (mPixels/s)
GPU 1
GPU 2
10.489
10.837
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
GPU 1
GPU 2
202.905
405.086
CompuBench 1.5 Desktop - T-Rex (Frames/s)
GPU 1
GPU 2
0.66
1.098
CompuBench 1.5 Desktop - Video Composition (Frames/s)
GPU 1
GPU 2
8.184
21.798
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
GPU 1
GPU 2
19.323
33.754
GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
2255
1094
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
3133
2253
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
3352
3176
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
2255
1094
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
3133
2253
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
3352
3176
Name NVIDIA GeForce GT 745M NVIDIA GeForce GTX 660M
PassMark - G3D Mark 1095 1452
PassMark - G2D Mark 180 268
Geekbench - OpenCL 3468 4037
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 10.489 10.837
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 202.905 405.086
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.66 1.098
CompuBench 1.5 Desktop - Video Composition (Frames/s) 8.184 21.798
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 19.323 33.754
GFXBench 4.0 - Car Chase Offscreen (Frames) 2255 1094
GFXBench 4.0 - Manhattan (Frames) 3133 2253
GFXBench 4.0 - T-Rex (Frames) 3352 3176
GFXBench 4.0 - Car Chase Offscreen (Fps) 2255 1094
GFXBench 4.0 - Manhattan (Fps) 3133 2253
GFXBench 4.0 - T-Rex (Fps) 3352 3176
3DMark Fire Strike - Graphics Score 0 475

Compare specifications (specs)

NVIDIA GeForce GT 745M NVIDIA GeForce GTX 660M

Essentials

Architecture Kepler Kepler
Code name GK107 GK107
Launch date 1 April 2013 22 March 2012
Place in performance rating 1274 1275
Type Laptop Laptop

Technical info

Core clock speed 837 MHz 835 MHz
Floating-point performance 642.8 gflops 729.6 gflops
Manufacturing process technology 28 nm 28 nm
Pipelines 384 384
Texture fill rate 26.78 GTexel / s 30.4 billion / sec
Thermal Design Power (TDP) 45 Watt 50 Watt
Transistor count 1,270 million 1,270 million
Boost clock speed 950 MHz
CUDA cores 384

Video outputs and ports

7.1 channel HD audio on HDMI
Display Connectors No outputs No outputs
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
HDCP
Maximum VGA resolution Up to 2048x1536

Compatibility, dimensions and requirements

Bus support PCI Express 3.0 PCI Express 2.0, PCI Express 3.0
Interface PCIe 3.0 x16 MXM-B (3.0)
Laptop size medium sized large
SLI options 2-way

API support

DirectX 12 API 12 API
OpenCL 1.1 1.1
OpenGL 4.5 4.5

Memory

Maximum RAM amount 2 GB 1 GB
Memory bandwidth 28.8 GB / s 64.0 GB / s
Memory bus width 128 Bit 128bit
Memory clock speed 1800 MHz 2000 MHz
Memory type DDR3, GDDR5 GDDR5
Shared memory 0 0
Standard memory configuration DDR3 / GDDR5

Technologies

3D Vision
3D Vision / 3DTV Play
Blu-Ray 3D Support
CUDA
Direct Compute
FXAA
H.264, VC1, MPEG2 1080p video decoder
Optimus
Adaptive VSync
DirectX 11 DirectX 11
SLI
TXAA