NVIDIA GeForce GTX 750 v2 vs NVIDIA GeForce GT 645 OEM

Comparative analysis of NVIDIA GeForce GTX 750 v2 and NVIDIA GeForce GT 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: GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), PassMark - G2D Mark, PassMark - G3D Mark, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

NVIDIA GeForce GTX 750 v2

NVIDIA GeForce GT 645 OEM

Differences

Reasons to consider the NVIDIA GeForce GTX 750 v2

Videocard is newer: launch date 3 year(s) 6 month(s) later
Around 34% higher core clock speed: 1038 MHz vs 776 MHz
Around 2% higher texture fill rate: 38.02 GTexel / s vs 37.2 GTexel / s
Around 78% higher pipelines: 512 vs 288
Around 36% better floating-point performance: 1,217 gflops vs 894.0 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 40 nm
2x more maximum memory size: 2 GB vs 1 GB
Around 31% higher memory clock speed: 5012 MHz vs 3828 MHz

Launch date	17 November 2015 vs 24 April 2012
Core clock speed	1038 MHz vs 776 MHz
Texture fill rate	38.02 GTexel / s vs 37.2 GTexel / s
Pipelines	512 vs 288
Floating-point performance	1,217 gflops vs 894.0 gflops
Manufacturing process technology	28 nm vs 40 nm
Maximum memory size	2 GB vs 1 GB
Memory clock speed	5012 MHz vs 3828 MHz

Compare benchmarks

GPU 1: NVIDIA GeForce GTX 750 v2
GPU 2: NVIDIA GeForce GT 645 OEM

Name	NVIDIA GeForce GTX 750 v2	NVIDIA GeForce GT 645 OEM
GFXBench 4.0 - Car Chase Offscreen (Frames)	4890
GFXBench 4.0 - Car Chase Offscreen (Fps)	4890
PassMark - G2D Mark		443
PassMark - G3D Mark		2006
GFXBench 4.0 - T-Rex (Frames)		1914
GFXBench 4.0 - T-Rex (Fps)		1914

Compare specifications (specs)

	NVIDIA GeForce GTX 750 v2	NVIDIA GeForce GT 645 OEM
Essentials
Architecture	Maxwell 2.0	Fermi 2.0
Code name	GM206	GF114
Launch date	17 November 2015	24 April 2012
Place in performance rating	433	557
Type	Desktop	Desktop
Technical info
Boost clock speed	1188 MHz
Core clock speed	1038 MHz	776 MHz
Floating-point performance	1,217 gflops	894.0 gflops
Manufacturing process technology	28 nm	40 nm
Pipelines	512	288
Texture fill rate	38.02 GTexel / s	37.2 GTexel / s
Transistor count	2,940 million	1,950 million
Thermal Design Power (TDP)		102 Watt
Video outputs and ports
Display Connectors	No outputs	2x DVI, 1x mini-HDMI
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x16	PCIe 2.0 x16
Length		210 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	91.9 GB / s
Memory bus width	128 Bit	192 Bit
Memory clock speed	5012 MHz	3828 MHz
Memory type	GDDR5	GDDR5