NVIDIA GeForce GTX 950 OEM vs NVIDIA GeForce GTX 645 OEM

Comparative analysis of NVIDIA GeForce GTX 950 OEM and NVIDIA GeForce GTX 645 OEM videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: 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), PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, 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 GTX 950 OEM

  • Videocard is newer: launch date 2 year(s) 8 month(s) later
  • Around 12% higher core clock speed: 924 MHz vs 824 MHz
  • Around 54% higher texture fill rate: 60.8 GTexel / s vs 39.55 GTexel / s
  • Around 78% higher pipelines: 1024 vs 576
  • 2.1x better floating-point performance: 1,946 gflops vs 949.2 gflops
  • 2x more maximum memory size: 2 GB vs 1 GB
  • Around 25% higher memory clock speed: 5012 MHz vs 4000 MHz
  • 4.1x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 56.869 vs 13.801
  • Around 80% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 917.535 vs 508.715
  • 2.2x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 3.351 vs 1.535
  • Around 36% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 37.323 vs 27.524
  • 2.2x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 86.304 vs 38.664
Specifications (specs)
Launch date 1 January 2016 vs 22 April 2013
Core clock speed 924 MHz vs 824 MHz
Texture fill rate 60.8 GTexel / s vs 39.55 GTexel / s
Pipelines 1024 vs 576
Floating-point performance 1,946 gflops vs 949.2 gflops
Maximum memory size 2 GB vs 1 GB
Memory clock speed 5012 MHz vs 4000 MHz
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 56.869 vs 13.801
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 917.535 vs 508.715
CompuBench 1.5 Desktop - T-Rex (Frames/s) 3.351 vs 1.535
CompuBench 1.5 Desktop - Video Composition (Frames/s) 37.323 vs 27.524
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 86.304 vs 38.664

Compare benchmarks

GPU 1: NVIDIA GeForce GTX 950 OEM
GPU 2: NVIDIA GeForce GTX 645 OEM

CompuBench 1.5 Desktop - Face Detection (mPixels/s)
GPU 1
GPU 2
56.869
13.801
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
GPU 1
GPU 2
917.535
508.715
CompuBench 1.5 Desktop - T-Rex (Frames/s)
GPU 1
GPU 2
3.351
1.535
CompuBench 1.5 Desktop - Video Composition (Frames/s)
GPU 1
GPU 2
37.323
27.524
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
GPU 1
GPU 2
86.304
38.664
Name NVIDIA GeForce GTX 950 OEM NVIDIA GeForce GTX 645 OEM
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 56.869 13.801
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 917.535 508.715
CompuBench 1.5 Desktop - T-Rex (Frames/s) 3.351 1.535
CompuBench 1.5 Desktop - Video Composition (Frames/s) 37.323 27.524
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 86.304 38.664
PassMark - G3D Mark 1876
PassMark - G2D Mark 429
Geekbench - OpenCL 5172
GFXBench 4.0 - Car Chase Offscreen (Frames) 1435
GFXBench 4.0 - Manhattan (Frames) 3531
GFXBench 4.0 - T-Rex (Frames) 3300
GFXBench 4.0 - Car Chase Offscreen (Fps) 1435
GFXBench 4.0 - Manhattan (Fps) 3531
GFXBench 4.0 - T-Rex (Fps) 3300

Compare specifications (specs)

NVIDIA GeForce GTX 950 OEM NVIDIA GeForce GTX 645 OEM

Essentials

Architecture Maxwell 2.0 Kepler
Code name GM206 GK106
Launch date 1 January 2016 22 April 2013
Place in performance rating 1174 972
Type Desktop Desktop

Technical info

Boost clock speed 950 MHz
Core clock speed 924 MHz 824 MHz
Floating-point performance 1,946 gflops 949.2 gflops
Manufacturing process technology 28 nm 28 nm
Pipelines 1024 576
Texture fill rate 60.8 GTexel / s 39.55 GTexel / s
Transistor count 2,940 million 2,540 million
Thermal Design Power (TDP) 65 Watt

Video outputs and ports

Display Connectors No outputs 1x DVI, 1x HDMI, 1x DisplayPort

Compatibility, dimensions and requirements

Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors None None
Length 147 mm

API support

DirectX 12.0 (12_1) 12.0 (11_0)
OpenGL 4.6 4.6

Memory

Maximum RAM amount 2 GB 1 GB
Memory bandwidth 80.19 GB / s 64 GB / s
Memory bus width 128 Bit 128 Bit
Memory clock speed 5012 MHz 4000 MHz
Memory type GDDR5 GDDR5