NVIDIA GeForce 945M vs NVIDIA GRID K2

Comparative analysis of NVIDIA GeForce 945M and NVIDIA GRID K2 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).

 

Differences

Reasons to consider the NVIDIA GeForce 945M

  • Videocard is newer: launch date 2 year(s) 5 month(s) later
  • Around 38% higher core clock speed: 1029 MHz vs 745 MHz
  • 3x lower typical power consumption: 75 Watt vs 225 Watt
  • Around 51% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 28.633 vs 18.948
  • 10.7x better performance in GFXBench 4.0 - Manhattan (Frames): 3683 vs 344
  • 10.7x better performance in GFXBench 4.0 - T-Rex (Frames): 3343 vs 312
  • 10.7x better performance in GFXBench 4.0 - Manhattan (Fps): 3683 vs 344
  • 10.7x better performance in GFXBench 4.0 - T-Rex (Fps): 3343 vs 312
Specifications (specs)
Launch date 27 October 2015 vs 11 May 2013
Core clock speed 1029 MHz vs 745 MHz
Thermal Design Power (TDP) 75 Watt vs 225 Watt
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 28.633 vs 18.948
GFXBench 4.0 - Manhattan (Frames) 3683 vs 344
GFXBench 4.0 - T-Rex (Frames) 3343 vs 312
GFXBench 4.0 - Manhattan (Fps) 3683 vs 344
GFXBench 4.0 - T-Rex (Fps) 3343 vs 312

Reasons to consider the NVIDIA GRID K2

  • 9.9x more texture fill rate: 2x 95.36 GTexel / s billion / sec vs 29.81 GTexel / s
  • 6x more pipelines: 2x 1536 vs 512
  • 4.8x better floating-point performance: 2x 2,289 gflops vs 953.9 gflops
  • 4x more maximum memory size: 2x 4 GB vs 2 GB
  • 2.8x more memory clock speed: 5000 MHz vs 1800 MHz
  • Around 30% better performance in PassMark - G3D Mark: 2737 vs 2109
  • Around 33% better performance in PassMark - G2D Mark: 319 vs 240
  • Around 30% better performance in Geekbench - OpenCL: 10550 vs 8099
  • 2.5x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 968.568 vs 380.461
  • Around 30% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 2.58 vs 1.988
  • Around 6% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 32.988 vs 31.027
  • Around 7% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 114.144 vs 107.094
  • 2.2x better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 6371 vs 2961
  • 2.2x better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 6371 vs 2961
Specifications (specs)
Texture fill rate 2x 95.36 GTexel / s billion / sec vs 29.81 GTexel / s
Pipelines 2x 1536 vs 512
Floating-point performance 2x 2,289 gflops vs 953.9 gflops
Maximum memory size 2x 4 GB vs 2 GB
Memory clock speed 5000 MHz vs 1800 MHz
Benchmarks
PassMark - G3D Mark 2737 vs 2109
PassMark - G2D Mark 319 vs 240
Geekbench - OpenCL 10550 vs 8099
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 968.568 vs 380.461
CompuBench 1.5 Desktop - T-Rex (Frames/s) 2.58 vs 1.988
CompuBench 1.5 Desktop - Video Composition (Frames/s) 32.988 vs 31.027
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 114.144 vs 107.094
GFXBench 4.0 - Car Chase Offscreen (Frames) 6371 vs 2961
GFXBench 4.0 - Car Chase Offscreen (Fps) 6371 vs 2961

Compare benchmarks

GPU 1: NVIDIA GeForce 945M
GPU 2: NVIDIA GRID K2

PassMark - G3D Mark
GPU 1
GPU 2
2109
2737
PassMark - G2D Mark
GPU 1
GPU 2
240
319
Geekbench - OpenCL
GPU 1
GPU 2
8099
10550
CompuBench 1.5 Desktop - Face Detection (mPixels/s)
GPU 1
GPU 2
28.633
18.948
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
GPU 1
GPU 2
380.461
968.568
CompuBench 1.5 Desktop - T-Rex (Frames/s)
GPU 1
GPU 2
1.988
2.58
CompuBench 1.5 Desktop - Video Composition (Frames/s)
GPU 1
GPU 2
31.027
32.988
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
GPU 1
GPU 2
107.094
114.144
GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
2961
6371
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
3683
344
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
3343
312
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
2961
6371
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
3683
344
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
3343
312
Name NVIDIA GeForce 945M NVIDIA GRID K2
PassMark - G3D Mark 2109 2737
PassMark - G2D Mark 240 319
Geekbench - OpenCL 8099 10550
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 28.633 18.948
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 380.461 968.568
CompuBench 1.5 Desktop - T-Rex (Frames/s) 1.988 2.58
CompuBench 1.5 Desktop - Video Composition (Frames/s) 31.027 32.988
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 107.094 114.144
GFXBench 4.0 - Car Chase Offscreen (Frames) 2961 6371
GFXBench 4.0 - Manhattan (Frames) 3683 344
GFXBench 4.0 - T-Rex (Frames) 3343 312
GFXBench 4.0 - Car Chase Offscreen (Fps) 2961 6371
GFXBench 4.0 - Manhattan (Fps) 3683 344
GFXBench 4.0 - T-Rex (Fps) 3343 312

Compare specifications (specs)

NVIDIA GeForce 945M NVIDIA GRID K2

Essentials

Architecture Maxwell Kepler
Code name GM107 GK104
Launch date 27 October 2015 11 May 2013
Place in performance rating 973 976
Type Laptop Workstation
Launch price (MSRP) $5,199

Technical info

Boost clock speed 1085 MHz
Core clock speed 1029 MHz 745 MHz
Floating-point performance 953.9 gflops 2x 2,289 gflops
Manufacturing process technology 28 nm 28 nm
Pipelines 512 2x 1536
Texture fill rate 29.81 GTexel / s 2x 95.36 GTexel / s billion / sec
Thermal Design Power (TDP) 75 Watt 225 Watt
Transistor count 1,870 million 3,540 million

Video outputs and ports

Display Connectors No outputs No outputs

Compatibility, dimensions and requirements

Bus support PCI Express 3.0
Interface MXM-B (3.0) PCIe 3.0 x16
Laptop size medium sized
Supplementary power connectors None 1x 8-pin
Length 267 mm

API support

DirectX 12.0 (11_0) 12.0 (11_0)
OpenGL 4.5 4.6

Memory

Maximum RAM amount 2 GB 2x 4 GB
Memory bandwidth 16.02 GB / s 2x 160.0 GB / s
Memory bus width 128 Bit 2x 256 Bit
Memory clock speed 1800 MHz 5000 MHz
Memory type DDR3 GDDR5
Shared memory 0

Technologies

CUDA
GameWorks
GeForce Experience
GPU Boost
Optimus