NVIDIA GeForce 940M vs AMD Radeon R6 M255DX

Comparative analysis of NVIDIA GeForce 940M and AMD Radeon R6 M255DX 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 1 year(s) 2 month(s) later
  • Around 37% higher core clock speed: 1072 MHz vs 780 MHz
  • Around 38% higher boost clock speed: 1176 MHz vs 855 MHz
  • Around 86% better performance in PassMark - G3D Mark: 1127 vs 605
  • Around 34% better performance in PassMark - G2D Mark: 155 vs 116
  • 2x better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 2132 vs 1055
  • Around 59% better performance in GFXBench 4.0 - Manhattan (Frames): 3065 vs 1927
  • 2x better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 2132 vs 1055
  • Around 59% better performance in GFXBench 4.0 - Manhattan (Fps): 3065 vs 1927
Specifications (specs)
Launch date 13 March 2015 vs 7 January 2014
Core clock speed 1072 MHz vs 780 MHz
Boost clock speed 1176 MHz vs 855 MHz
Benchmarks
PassMark - G3D Mark 1127 vs 605
PassMark - G2D Mark 155 vs 116
GFXBench 4.0 - Car Chase Offscreen (Frames) 2132 vs 1055
GFXBench 4.0 - Manhattan (Frames) 3065 vs 1927
GFXBench 4.0 - Car Chase Offscreen (Fps) 2132 vs 1055
GFXBench 4.0 - Manhattan (Fps) 3065 vs 1927

Reasons to consider the AMD Radeon R6 M255DX

  • Around 50% higher pipelines: 576 vs 384
  • 2.9x better performance in Geekbench - OpenCL: 17123 vs 5958
  • Around 6% better performance in GFXBench 4.0 - T-Rex (Frames): 3563 vs 3357
  • Around 6% better performance in GFXBench 4.0 - T-Rex (Fps): 3563 vs 3357
Specifications (specs)
Pipelines 576 vs 384
Benchmarks
Geekbench - OpenCL 17123 vs 5958
GFXBench 4.0 - T-Rex (Frames) 3563 vs 3357
GFXBench 4.0 - T-Rex (Fps) 3563 vs 3357

Compare benchmarks

GPU 1: NVIDIA GeForce 940M
GPU 2: AMD Radeon R6 M255DX

PassMark - G3D Mark
GPU 1
GPU 2
1127
605
PassMark - G2D Mark
GPU 1
GPU 2
155
116
Geekbench - OpenCL
GPU 1
GPU 2
5958
17123
GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
2132
1055
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
3065
1927
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
3357
3563
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
2132
1055
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
3065
1927
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
3357
3563
Name NVIDIA GeForce 940M AMD Radeon R6 M255DX
PassMark - G3D Mark 1127 605
PassMark - G2D Mark 155 116
Geekbench - OpenCL 5958 17123
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 25.98
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 168.449
CompuBench 1.5 Desktop - T-Rex (Frames/s) 1.307
CompuBench 1.5 Desktop - Video Composition (Frames/s) 21.837
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 101.399
GFXBench 4.0 - Car Chase Offscreen (Frames) 2132 1055
GFXBench 4.0 - Manhattan (Frames) 3065 1927
GFXBench 4.0 - T-Rex (Frames) 3357 3563
GFXBench 4.0 - Car Chase Offscreen (Fps) 2132 1055
GFXBench 4.0 - Manhattan (Fps) 3065 1927
GFXBench 4.0 - T-Rex (Fps) 3357 3563
3DMark Fire Strike - Graphics Score 506

Compare specifications (specs)

NVIDIA GeForce 940M AMD Radeon R6 M255DX

Essentials

Architecture Maxwell GCN 1.0
Code name GM108 Jet
Launch date 13 March 2015 7 January 2014
Place in performance rating 1200 1202
Type Laptop Laptop

Technical info

Boost clock speed 1176 MHz 855 MHz
Core clock speed 1072 MHz 780 MHz
Floating-point performance 903.2 gflops
Manufacturing process technology 28 nm 28 nm
Pipelines 384 576
Texture fill rate 28.22 GTexel / s
Thermal Design Power (TDP) 33 Watt
Transistor count 1,870 million 1,040 million

Video outputs and ports

Display Connectors No outputs No outputs

Compatibility, dimensions and requirements

Bus support PCI Express 3.0
Interface PCIe 3.0 x8 IGP
Laptop size medium sized medium sized

API support

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

Memory

Maximum RAM amount 2 GB
Memory bandwidth 14.4 GB / s
Memory bus width 64 Bit
Memory clock speed 1800 MHz
Memory type DDR3 DDR3
Shared memory 0 1

Technologies

CUDA
GameWorks
GeForce Experience
GPU Boost
Optimus
AMD Eyefinity
AppAcceleration
Enduro
Powerplay