NVIDIA GeForce 620M vs NVIDIA GeForce GT 635M

Comparative analysis of NVIDIA GeForce 620M and NVIDIA GeForce GT 635M 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 620M

  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 40 nm
  • 2.3x lower typical power consumption: 15 Watt vs 35 Watt
Manufacturing process technology 28 nm vs 40 nm
Thermal Design Power (TDP) 15 Watt vs 35 Watt

Reasons to consider the NVIDIA GeForce GT 635M

  • Around 50% higher pipelines: 144 vs 96
  • Around 6% better floating-point performance: 253.4 gflops vs 240.0 gflops
Pipelines 144 vs 96
Floating-point performance 253.4 gflops vs 240.0 gflops

Compare benchmarks

GPU 1: NVIDIA GeForce 620M
GPU 2: NVIDIA GeForce GT 635M

Name NVIDIA GeForce 620M NVIDIA GeForce GT 635M
PassMark - G3D Mark 559
PassMark - G2D Mark 171
Geekbench - OpenCL 2535
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 5.332
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 205.545
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.635
CompuBench 1.5 Desktop - Video Composition (Frames/s) 10.932
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 22.728
GFXBench 4.0 - Car Chase Offscreen (Frames) 800
GFXBench 4.0 - Manhattan (Frames) 1833
GFXBench 4.0 - T-Rex (Frames) 2418
GFXBench 4.0 - Car Chase Offscreen (Fps) 800
GFXBench 4.0 - Manhattan (Fps) 1833
GFXBench 4.0 - T-Rex (Fps) 2418

Compare specifications (specs)

NVIDIA GeForce 620M NVIDIA GeForce GT 635M

Essentials

Architecture Fermi 2.0 Fermi 2.0
Code name GF117 GF116
Launch date 22 March 2012 22 March 2012
Place in performance rating not rated 1462
Type Desktop Laptop

Technical info

Core clock speed 625 MHz
Floating-point performance 240.0 gflops 253.4 gflops
Manufacturing process technology 28 nm 40 nm
Pipelines 96 144
Texture fill rate 10 GTexel / s
Thermal Design Power (TDP) 15 Watt 35 Watt
Transistor count 585 million 1,170 million
Boost clock speed 753 MHz
CUDA cores Up to 144

Video outputs and ports

Display Connectors No outputs No outputs
HDCP
HDMI
Maximum VGA resolution Up to 2048x1536

Compatibility, dimensions and requirements

Interface PCIe 2.0 x16 PCIe 2.0 x16
Bus support PCI Express 2.0
Laptop size large

API support

DirectX 12.0 (11_0) 12 API
OpenGL 4.6 4.5
OpenCL 1.1

Memory

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

Technologies

3D Blu-Ray
3D Vision
CUDA
DirectCompute
DirectX 11 DirectX 11
Optimus

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