NVIDIA GeForce GT 645 OEM vs ATI FireMV 2250

Comparative analysis of NVIDIA GeForce GT 645 OEM and ATI FireMV 2250 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 - G2D Mark, PassMark - G3D Mark, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

 

Differences

Reasons to consider the NVIDIA GeForce GT 645 OEM

  • Videocard is newer: launch date 5 year(s) 3 month(s) later
  • Around 29% higher core clock speed: 776 MHz vs 600 MHz
  • 15.5x more texture fill rate: 37.2 GTexel / s vs 2.4 GTexel / s
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 40 nm vs 80 nm
  • 4x more maximum memory size: 1 GB vs 256 MB
  • 3.8x more memory clock speed: 3828 MHz vs 1000 MHz
  • Around 53% better performance in PassMark - G2D Mark: 443 vs 290
  • 43.6x better performance in PassMark - G3D Mark: 2006 vs 46
Specifications (specs)
Launch date 24 April 2012 vs 1 January 2007
Core clock speed 776 MHz vs 600 MHz
Texture fill rate 37.2 GTexel / s vs 2.4 GTexel / s
Manufacturing process technology 40 nm vs 80 nm
Maximum memory size 1 GB vs 256 MB
Memory clock speed 3828 MHz vs 1000 MHz
Benchmarks
PassMark - G2D Mark 443 vs 290
PassMark - G3D Mark 2006 vs 46

Reasons to consider the ATI FireMV 2250

  • 3.2x lower typical power consumption: 32 Watt vs 102 Watt
Thermal Design Power (TDP) 32 Watt vs 102 Watt

Compare benchmarks

GPU 1: NVIDIA GeForce GT 645 OEM
GPU 2: ATI FireMV 2250

PassMark - G2D Mark
GPU 1
GPU 2
443
290
PassMark - G3D Mark
GPU 1
GPU 2
2006
46
Name NVIDIA GeForce GT 645 OEM ATI FireMV 2250
PassMark - G2D Mark 443 290
PassMark - G3D Mark 2006 46
GFXBench 4.0 - T-Rex (Frames) 1914
GFXBench 4.0 - T-Rex (Fps) 1914

Compare specifications (specs)

NVIDIA GeForce GT 645 OEM ATI FireMV 2250

Essentials

Architecture Fermi 2.0 R500
Code name GF114 RV516
Launch date 24 April 2012 1 January 2007
Place in performance rating 565 562
Type Desktop Desktop

Technical info

Core clock speed 776 MHz 600 MHz
Floating-point performance 894.0 gflops
Manufacturing process technology 40 nm 80 nm
Pipelines 288
Texture fill rate 37.2 GTexel / s 2.4 GTexel / s
Thermal Design Power (TDP) 102 Watt 32 Watt
Transistor count 1,950 million 107 million

Video outputs and ports

Display Connectors 2x DVI, 1x mini-HDMI 1x S-Video, 1x DMS-59

Compatibility, dimensions and requirements

Interface PCIe 2.0 x16 PCIe 1.0 x16
Length 210 mm 170 mm
Supplementary power connectors None

API support

DirectX 12.0 (11_0) 9.0c
OpenGL 4.6 2.0

Memory

Maximum RAM amount 1 GB 256 MB
Memory bandwidth 91.9 GB / s 32.0 GB / s
Memory bus width 192 Bit 256 Bit
Memory clock speed 3828 MHz 1000 MHz
Memory type GDDR5 DDR2