NVIDIA GeForce GTX 970 vs NVIDIA GeForce 840M

Comparative analysis of NVIDIA GeForce GTX 970 and NVIDIA GeForce 840M 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 GTX 970

  • Videocard is newer: launch date 6 month(s) later
  • Around 2% higher core clock speed: 1050 MHz vs 1029 MHz
  • Around 5% higher boost clock speed: 1178 MHz vs 1124 MHz
  • 6.1x more texture fill rate: 109 billion / sec vs 17.98 GTexel / s
  • 4.3x more pipelines: 1664 vs 384
  • 4.5x better floating-point performance: 3,920 gflops vs 863.2 gflops
  • 8.8x better performance in PassMark - G3D Mark: 9640 vs 1096
  • 5.1x better performance in PassMark - G2D Mark: 766 vs 151
  • 4.9x better performance in Geekbench - OpenCL: 28498 vs 5771
  • 4.6x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 105.107 vs 22.848
  • 7.5x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 1225.96 vs 162.594
  • 7.1x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 8.737 vs 1.237
  • Around 69% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 35.714 vs 21.15
  • 5.1x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 490.688 vs 95.545
  • 5.5x better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 11499 vs 2085
  • Around 35% better performance in GFXBench 4.0 - Manhattan (Frames): 3698 vs 2736
  • Around 5% better performance in GFXBench 4.0 - T-Rex (Frames): 3340 vs 3191
  • 5.5x better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 11499 vs 2085
  • Around 35% better performance in GFXBench 4.0 - Manhattan (Fps): 3698 vs 2736
  • Around 5% better performance in GFXBench 4.0 - T-Rex (Fps): 3340 vs 3191
Specifications (specs)
Launch date 19 September 2014 vs 12 March 2014
Core clock speed 1050 MHz vs 1029 MHz
Boost clock speed 1178 MHz vs 1124 MHz
Texture fill rate 109 billion / sec vs 17.98 GTexel / s
Pipelines 1664 vs 384
Floating-point performance 3,920 gflops vs 863.2 gflops
Benchmarks
PassMark - G3D Mark 9640 vs 1096
PassMark - G2D Mark 766 vs 151
Geekbench - OpenCL 28498 vs 5771
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 105.107 vs 22.848
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 1225.96 vs 162.594
CompuBench 1.5 Desktop - T-Rex (Frames/s) 8.737 vs 1.237
CompuBench 1.5 Desktop - Video Composition (Frames/s) 35.714 vs 21.15
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 490.688 vs 95.545
GFXBench 4.0 - Car Chase Offscreen (Frames) 11499 vs 2085
GFXBench 4.0 - Manhattan (Frames) 3698 vs 2736
GFXBench 4.0 - T-Rex (Frames) 3340 vs 3191
GFXBench 4.0 - Car Chase Offscreen (Fps) 11499 vs 2085
GFXBench 4.0 - Manhattan (Fps) 3698 vs 2736
GFXBench 4.0 - T-Rex (Fps) 3340 vs 3191

Reasons to consider the NVIDIA GeForce 840M

  • 4.5x lower typical power consumption: 33 Watt vs 148 Watt
  • 286x more memory clock speed: 2002 MHz vs 7.0 GB/s
  • Around 36% better performance in 3DMark Fire Strike - Graphics Score: 503 vs 369
Specifications (specs)
Thermal Design Power (TDP) 33 Watt vs 148 Watt
Memory clock speed 2002 MHz vs 7.0 GB/s
Benchmarks
3DMark Fire Strike - Graphics Score 503 vs 369

Compare benchmarks

GPU 1: NVIDIA GeForce GTX 970
GPU 2: NVIDIA GeForce 840M

PassMark - G3D Mark
GPU 1
GPU 2
9640
1096
PassMark - G2D Mark
GPU 1
GPU 2
766
151
Geekbench - OpenCL
GPU 1
GPU 2
28498
5771
CompuBench 1.5 Desktop - Face Detection (mPixels/s)
GPU 1
GPU 2
105.107
22.848
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
GPU 1
GPU 2
1225.96
162.594
CompuBench 1.5 Desktop - T-Rex (Frames/s)
GPU 1
GPU 2
8.737
1.237
CompuBench 1.5 Desktop - Video Composition (Frames/s)
GPU 1
GPU 2
35.714
21.15
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
GPU 1
GPU 2
490.688
95.545
GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
11499
2085
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
3698
2736
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
3340
3191
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
11499
2085
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
3698
2736
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
3340
3191
3DMark Fire Strike - Graphics Score
GPU 1
GPU 2
369
503
Name NVIDIA GeForce GTX 970 NVIDIA GeForce 840M
PassMark - G3D Mark 9640 1096
PassMark - G2D Mark 766 151
Geekbench - OpenCL 28498 5771
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 105.107 22.848
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 1225.96 162.594
CompuBench 1.5 Desktop - T-Rex (Frames/s) 8.737 1.237
CompuBench 1.5 Desktop - Video Composition (Frames/s) 35.714 21.15
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 490.688 95.545
GFXBench 4.0 - Car Chase Offscreen (Frames) 11499 2085
GFXBench 4.0 - Manhattan (Frames) 3698 2736
GFXBench 4.0 - T-Rex (Frames) 3340 3191
GFXBench 4.0 - Car Chase Offscreen (Fps) 11499 2085
GFXBench 4.0 - Manhattan (Fps) 3698 2736
GFXBench 4.0 - T-Rex (Fps) 3340 3191
3DMark Fire Strike - Graphics Score 369 503

Compare specifications (specs)

NVIDIA GeForce GTX 970 NVIDIA GeForce 840M

Essentials

Architecture Maxwell 2.0 Maxwell
Code name GM204 GM108
Launch date 19 September 2014 12 March 2014
Launch price (MSRP) $329
Place in performance rating 371 1235
Price now $407.76
Type Desktop Laptop
Value for money (0-100) 28.59

Technical info

Boost clock speed 1178 MHz 1124 MHz
Core clock speed 1050 MHz 1029 MHz
CUDA cores 1664
Floating-point performance 3,920 gflops 863.2 gflops
Manufacturing process technology 28 nm 28 nm
Maximum GPU temperature 98 °C
Pipelines 1664 384
Texture fill rate 109 billion / sec 17.98 GTexel / s
Thermal Design Power (TDP) 148 Watt 33 Watt
Transistor count 5,200 million

Video outputs and ports

Audio input for HDMI Internal
Display Connectors 1x DVI, 1x HDMI, 3x DisplayPort, Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2 No outputs
G-SYNC support
HDCP
Maximum VGA resolution 2048x1536
Multi monitor support

Compatibility, dimensions and requirements

Bus support PCI Express 3.0 PCI Express 2.0, PCI Express 3.0
Height 4.376" (11.1 cm)
Interface PCIe 3.0 x16 PCIe 3.0 x8
Length 10.5" (26.7 cm)
Recommended system power (PSU) 500 Watt
SLI options 4x
Supplementary power connectors 2x 6-pins
Laptop size medium sized

API support

DirectX 12.0 (12_1) 12.0 (11_0)
OpenGL 4.4 4.5

Memory

Maximum RAM amount 4 GB 4 GB
Memory bandwidth 224 GB / s 16.02 GB / s
Memory bus width 256 Bit 64 Bit
Memory clock speed 7.0 GB/s 2002 MHz
Memory type GDDR5 DDR3
Shared memory 0 0

Technologies

3D Vision
Adaptive Vertical Sync
CUDA
GameStream
GameWorks
GeForce Experience
GeForce ShadowPlay
GPU Boost
SLI
Surround
Optimus