NVIDIA GeForce 820A vs NVIDIA GeForce3

Comparative analysis of NVIDIA GeForce 820A and NVIDIA GeForce3 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: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

 

Differences

Reasons to consider the NVIDIA GeForce 820A

  • Videocard is newer: launch date 13 year(s) 0 month(s) later
  • 3.9x more core clock speed: 775 MHz vs 200 MHz
  • 7.8x more texture fill rate: 12.4 GTexel / s vs 1.6 GTexel / s
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 150 nm
  • 16x more maximum memory size: 1 GB vs 64 MB
  • 7.8x more memory clock speed: 1800 MHz vs 230 MHz
  • 111.2x better performance in PassMark - G3D Mark: 556 vs 5
  • Around 32% better performance in PassMark - G2D Mark: 158 vs 120
Specifications (specs)
Launch date 17 March 2014 vs 27 February 2001
Core clock speed 775 MHz vs 200 MHz
Texture fill rate 12.4 GTexel / s vs 1.6 GTexel / s
Manufacturing process technology 28 nm vs 150 nm
Maximum memory size 1 GB vs 64 MB
Memory clock speed 1800 MHz vs 230 MHz
Benchmarks
PassMark - G3D Mark 556 vs 5
PassMark - G2D Mark 158 vs 120

Compare benchmarks

GPU 1: NVIDIA GeForce 820A
GPU 2: NVIDIA GeForce3

PassMark - G3D Mark
GPU 1
GPU 2
556
5
PassMark - G2D Mark
GPU 1
GPU 2
158
120
Name NVIDIA GeForce 820A NVIDIA GeForce3
PassMark - G3D Mark 556 5
PassMark - G2D Mark 158 120
Geekbench - OpenCL 3032
GFXBench 4.0 - Manhattan (Frames) 1716
GFXBench 4.0 - Manhattan (Fps) 1716
GFXBench 4.0 - T-Rex (Frames) 1705
GFXBench 4.0 - T-Rex (Fps) 1705

Compare specifications (specs)

NVIDIA GeForce 820A NVIDIA GeForce3

Essentials

Architecture Fermi 2.0 Kelvin
Code name GF117 NV20 A5
Launch date 17 March 2014 27 February 2001
Place in performance rating 1285 1282
Type Desktop Desktop
Launch price (MSRP) $499

Technical info

Core clock speed 775 MHz 200 MHz
Floating-point performance 297.6 gflops
Manufacturing process technology 28 nm 150 nm
Pipelines 96
Texture fill rate 12.4 GTexel / s 1.6 GTexel / s
Thermal Design Power (TDP) 15 Watt
Transistor count 585 million 57 million

Video outputs and ports

Display Connectors No outputs 1x VGA, 1x DB13W3

Compatibility, dimensions and requirements

Interface PCIe 2.0 x16 AGP 4x
Length 165 mm
Supplementary power connectors None

API support

DirectX 12.0 (11_0) 8.0
OpenGL 4.6 1.3

Memory

Maximum RAM amount 1 GB 64 MB
Memory bandwidth 14.4 GB / s 3.68 GB / s
Memory bus width 64 Bit 128 Bit
Memory clock speed 1800 MHz 230 MHz
Memory type DDR3 SDR