NVIDIA GeForce 945M vs NVIDIA Quadro K620

Comparative analysis of NVIDIA GeForce 945M and NVIDIA Quadro K620 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 945M

  • Videocard is newer: launch date 1 year(s) 3 month(s) later
  • Around 66% higher texture fill rate: 29.81 GTexel / s vs 17.98 GTexel / s
  • Around 33% higher pipelines: 512 vs 384
  • Around 11% better floating-point performance: 953.9 gflops vs 863.2 gflops
  • Around 18% better performance in Geekbench - OpenCL: 8099 vs 6869
  • Around 29% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 28.633 vs 22.112
  • Around 28% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 380.461 vs 297.631
  • Around 39% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 1.988 vs 1.427
  • 2x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 31.027 vs 15.363
  • Around 8% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 107.094 vs 99.125
  • Around 48% better performance in GFXBench 4.0 - Manhattan (Frames): 3683 vs 2490
  • Around 48% better performance in GFXBench 4.0 - Manhattan (Fps): 3683 vs 2490
Specifications (specs)
Launch date 27 October 2015 vs 22 July 2014
Texture fill rate 29.81 GTexel / s vs 17.98 GTexel / s
Pipelines 512 vs 384
Floating-point performance 953.9 gflops vs 863.2 gflops
Benchmarks
Geekbench - OpenCL 8099 vs 6869
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 28.633 vs 22.112
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 380.461 vs 297.631
CompuBench 1.5 Desktop - T-Rex (Frames/s) 1.988 vs 1.427
CompuBench 1.5 Desktop - Video Composition (Frames/s) 31.027 vs 15.363
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 107.094 vs 99.125
GFXBench 4.0 - Manhattan (Frames) 3683 vs 2490
GFXBench 4.0 - T-Rex (Frames) 3343 vs 3329
GFXBench 4.0 - Manhattan (Fps) 3683 vs 2490
GFXBench 4.0 - T-Rex (Fps) 3343 vs 3329

Reasons to consider the NVIDIA Quadro K620

  • Around 3% higher core clock speed: 1058 MHz vs 1029 MHz
  • Around 4% higher boost clock speed: 1124 MHz vs 1085 MHz
  • Around 83% lower typical power consumption: 41 Watt vs 75 Watt
  • Around 6% better performance in PassMark - G3D Mark: 2231 vs 2109
  • Around 98% better performance in PassMark - G2D Mark: 474 vs 240
Specifications (specs)
Core clock speed 1058 MHz vs 1029 MHz
Boost clock speed 1124 MHz vs 1085 MHz
Thermal Design Power (TDP) 41 Watt vs 75 Watt
Benchmarks
PassMark - G3D Mark 2231 vs 2109
PassMark - G2D Mark 474 vs 240
GFXBench 4.0 - Car Chase Offscreen (Frames) 2970 vs 2961
GFXBench 4.0 - Car Chase Offscreen (Fps) 2970 vs 2961

Compare benchmarks

GPU 1: NVIDIA GeForce 945M
GPU 2: NVIDIA Quadro K620

PassMark - G3D Mark
GPU 1
GPU 2
2109
2231
PassMark - G2D Mark
GPU 1
GPU 2
240
474
Geekbench - OpenCL
GPU 1
GPU 2
8099
6869
CompuBench 1.5 Desktop - Face Detection (mPixels/s)
GPU 1
GPU 2
28.633
22.112
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
GPU 1
GPU 2
380.461
297.631
CompuBench 1.5 Desktop - T-Rex (Frames/s)
GPU 1
GPU 2
1.988
1.427
CompuBench 1.5 Desktop - Video Composition (Frames/s)
GPU 1
GPU 2
31.027
15.363
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
GPU 1
GPU 2
107.094
99.125
GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
2961
2970
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
3683
2490
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
3343
3329
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
2961
2970
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
3683
2490
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
3343
3329
Name NVIDIA GeForce 945M NVIDIA Quadro K620
PassMark - G3D Mark 2109 2231
PassMark - G2D Mark 240 474
Geekbench - OpenCL 8099 6869
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 28.633 22.112
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 380.461 297.631
CompuBench 1.5 Desktop - T-Rex (Frames/s) 1.988 1.427
CompuBench 1.5 Desktop - Video Composition (Frames/s) 31.027 15.363
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 107.094 99.125
GFXBench 4.0 - Car Chase Offscreen (Frames) 2961 2970
GFXBench 4.0 - Manhattan (Frames) 3683 2490
GFXBench 4.0 - T-Rex (Frames) 3343 3329
GFXBench 4.0 - Car Chase Offscreen (Fps) 2961 2970
GFXBench 4.0 - Manhattan (Fps) 3683 2490
GFXBench 4.0 - T-Rex (Fps) 3343 3329
3DMark Fire Strike - Graphics Score 702

Compare specifications (specs)

NVIDIA GeForce 945M NVIDIA Quadro K620

Essentials

Architecture Maxwell Maxwell
Code name GM107 GM107
Launch date 27 October 2015 22 July 2014
Place in performance rating 972 974
Type Laptop Workstation
Launch price (MSRP) $189.89
Price now $189.93
Value for money (0-100) 15.23

Technical info

Boost clock speed 1085 MHz 1124 MHz
Core clock speed 1029 MHz 1058 MHz
Floating-point performance 953.9 gflops 863.2 gflops
Manufacturing process technology 28 nm 28 nm
Pipelines 512 384
Texture fill rate 29.81 GTexel / s 17.98 GTexel / s
Thermal Design Power (TDP) 75 Watt 41 Watt
Transistor count 1,870 million 1,870 million

Video outputs and ports

Display Connectors No outputs 1x DVI, 1x DisplayPort, DVI-I DP
Number of simultaneous displays 4

Compatibility, dimensions and requirements

Bus support PCI Express 3.0
Interface MXM-B (3.0) PCIe 2.0 x16
Laptop size medium sized
Supplementary power connectors None None
Length 160 mm
Width 1" (2.5 cm)

API support

DirectX 12.0 (11_0) 12
OpenGL 4.5 4.5
Shader Model 5
Vulkan

Memory

Maximum RAM amount 2 GB 2 GB
Memory bandwidth 16.02 GB / s
Memory bus width 128 Bit 128 Bit
Memory clock speed 1800 MHz 1800 MHz
Memory type DDR3 128 Bit
Shared memory 0

Technologies

CUDA
GameWorks
GeForce Experience
GPU Boost
Optimus
3D Vision Pro
Mosaic
nView Desktop Management