NVIDIA GeForce GT 620M vs NVIDIA GeForce GT 320M

Comparative analysis of NVIDIA GeForce GT 620M and NVIDIA GeForce GT 320M 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 GT 620M

  • Videocard is newer: launch date 2 year(s) 5 month(s) later
  • 4x more pipelines: 96 vs 24
  • 3.2x better floating-point performance: 253.4 gflops vs 80 gflops
  • 2x more maximum memory size: 1 GB vs 512 MB
  • Around 14% higher memory clock speed: 1800 MHz vs 1580 MHz
  • 4x better performance in PassMark - G3D Mark: 433 vs 107
  • 3.8x better performance in PassMark - G2D Mark: 126 vs 33
  • Around 9% better performance in GFXBench 4.0 - Manhattan (Frames): 1595 vs 1458
  • Around 35% better performance in GFXBench 4.0 - T-Rex (Frames): 2392 vs 1774
  • Around 9% better performance in GFXBench 4.0 - Manhattan (Fps): 1595 vs 1458
  • Around 35% better performance in GFXBench 4.0 - T-Rex (Fps): 2392 vs 1774
Specifications (specs)
Launch date 23 August 2012 vs 3 March 2010
Pipelines 96 vs 24
Floating-point performance 253.4 gflops vs 80 gflops
Maximum memory size 1 GB vs 512 MB
Memory clock speed 1800 MHz vs 1580 MHz
Benchmarks
PassMark - G3D Mark 433 vs 107
PassMark - G2D Mark 126 vs 33
GFXBench 4.0 - Manhattan (Frames) 1595 vs 1458
GFXBench 4.0 - T-Rex (Frames) 2392 vs 1774
GFXBench 4.0 - Manhattan (Fps) 1595 vs 1458
GFXBench 4.0 - T-Rex (Fps) 2392 vs 1774

Reasons to consider the NVIDIA GeForce GT 320M

  • Around 7% lower typical power consumption: 14 Watt vs 15 Watt
  • Around 54% better performance in Geekbench - OpenCL: 3307 vs 2141
Specifications (specs)
Thermal Design Power (TDP) 14 Watt vs 15 Watt
Benchmarks
Geekbench - OpenCL 3307 vs 2141

Compare benchmarks

GPU 1: NVIDIA GeForce GT 620M
GPU 2: NVIDIA GeForce GT 320M

PassMark - G3D Mark
GPU 1
GPU 2
433
107
PassMark - G2D Mark
GPU 1
GPU 2
126
33
Geekbench - OpenCL
GPU 1
GPU 2
2141
3307
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
1595
1458
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
2392
1774
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
1595
1458
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
2392
1774
Name NVIDIA GeForce GT 620M NVIDIA GeForce GT 320M
PassMark - G3D Mark 433 107
PassMark - G2D Mark 126 33
Geekbench - OpenCL 2141 3307
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 4.233
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 161.144
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.519
CompuBench 1.5 Desktop - Video Composition (Frames/s) 7.151
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 16.605
GFXBench 4.0 - Car Chase Offscreen (Frames) 1032
GFXBench 4.0 - Manhattan (Frames) 1595 1458
GFXBench 4.0 - T-Rex (Frames) 2392 1774
GFXBench 4.0 - Car Chase Offscreen (Fps) 1032
GFXBench 4.0 - Manhattan (Fps) 1595 1458
GFXBench 4.0 - T-Rex (Fps) 2392 1774

Compare specifications (specs)

NVIDIA GeForce GT 620M NVIDIA GeForce GT 320M

Essentials

Architecture Fermi Tesla 2.0
Code name GF108 GT216
Launch date 23 August 2012 3 March 2010
Place in performance rating 1508 1511
Type Laptop Laptop

Technical info

Boost clock speed 715 MHz
CUDA cores 96
Floating-point performance 253.4 gflops 80 gflops
Manufacturing process technology 40 nm 40 nm
Pipelines 96 24
Thermal Design Power (TDP) 15 Watt 14 Watt
Transistor count 585 million 486 million
Core clock speed 500 MHz
Texture fill rate 8 GTexel / s

Video outputs and ports

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

Compatibility, dimensions and requirements

Bus support PCI Express 2.0
Interface PCIe 2.0 x16 PCIe 2.0 x16
Laptop size medium sized medium sized
Supplementary power connectors None

API support

DirectX 12 API 10.1
OpenCL 1.1
OpenGL 4.5 3.3

Memory

Maximum RAM amount 1 GB 512 MB
Memory clock speed 1800 MHz 1580 MHz
Memory type DDR3 DDR3
Shared memory 0 0
Memory bandwidth 25.6 GB / s
Memory bus width 128 Bit

Technologies

3D Blu-Ray
CUDA
DirectCompute
DirectX 11 DirectX 11
Optimus
Verde Drivers
HybridPower
PCI-E 2.0