NVIDIA GeForce GT 640 OEM vs NVIDIA GeForce GT 330 OEM

Comparative analysis of NVIDIA GeForce GT 640 OEM and NVIDIA GeForce GT 330 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: 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), PassMark - G2D Mark, PassMark - G3D Mark.

NVIDIA GeForce GT 640 OEM

NVIDIA GeForce GT 330 OEM

Differences

Reasons to consider the NVIDIA GeForce GT 640 OEM

Videocard is newer: launch date 2 year(s) 2 month(s) later
Around 59% higher core clock speed: 797 MHz vs 500 MHz
Around 45% higher texture fill rate: 25.5 GTexel / s vs 17.6 GTexel / s
4x more pipelines: 384 vs 96
2.4x better floating-point performance: 612.1 gflops vs 257.28 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 65 nm
Around 50% lower typical power consumption: 50 Watt vs 75 Watt
4x more maximum memory size: 2 GB vs 512 MB
Around 11% higher memory clock speed: 1782 MHz vs 1600 MHz
Around 33% better performance in GFXBench 4.0 - T-Rex (Frames): 3334 vs 2505
Around 33% better performance in GFXBench 4.0 - T-Rex (Fps): 3334 vs 2505

Specifications (specs)
Launch date	24 April 2012 vs 2 February 2010
Core clock speed	797 MHz vs 500 MHz
Texture fill rate	25.5 GTexel / s vs 17.6 GTexel / s
Pipelines	384 vs 96
Floating-point performance	612.1 gflops vs 257.28 gflops
Manufacturing process technology	28 nm vs 65 nm
Thermal Design Power (TDP)	50 Watt vs 75 Watt
Maximum memory size	2 GB vs 512 MB
Memory clock speed	1782 MHz vs 1600 MHz
Benchmarks
GFXBench 4.0 - T-Rex (Frames)	3334 vs 2505
GFXBench 4.0 - T-Rex (Fps)	3334 vs 2505

Compare benchmarks

GPU 1: NVIDIA GeForce GT 640 OEM
GPU 2: NVIDIA GeForce GT 330 OEM

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

3334

2505

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

3334

2505

Name	NVIDIA GeForce GT 640 OEM	NVIDIA GeForce GT 330 OEM
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	9.932
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	254.345
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.14
CompuBench 1.5 Desktop - Video Composition (Frames/s)	13.613
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	15.32
GFXBench 4.0 - Car Chase Offscreen (Frames)	1502
GFXBench 4.0 - Manhattan (Frames)	2167
GFXBench 4.0 - T-Rex (Frames)	3334	2505
GFXBench 4.0 - Car Chase Offscreen (Fps)	1502
GFXBench 4.0 - Manhattan (Fps)	2167
GFXBench 4.0 - T-Rex (Fps)	3334	2505
PassMark - G2D Mark		87
PassMark - G3D Mark		398

Compare specifications (specs)

	NVIDIA GeForce GT 640 OEM	NVIDIA GeForce GT 330 OEM
Essentials
Architecture	Kepler	Tesla
Code name	GK107	G92
Launch date	24 April 2012	2 February 2010
Place in performance rating	1381	1383
Type	Desktop	Desktop
Technical info
Core clock speed	797 MHz	500 MHz
Floating-point performance	612.1 gflops	257.28 gflops
Manufacturing process technology	28 nm	65 nm
Pipelines	384	96
Texture fill rate	25.5 GTexel / s	17.6 GTexel / s
Thermal Design Power (TDP)	50 Watt	75 Watt
Transistor count	1,270 million	754 million
Video outputs and ports
Display Connectors	1x DVI, 1x HDMI, 1x DisplayPort	1x DVI, 1x HDMI, 1x VGA
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x16	PCIe 2.0 x16
Length	145 mm	175 mm
Supplementary power connectors	None	None
API support
DirectX	12.0 (11_0)	10.0
OpenGL	4.6	3.3
Memory
Maximum RAM amount	2 GB	512 MB
Memory bandwidth	28.51 GB / s	32.0 GB / s
Memory bus width	128 Bit	128 Bit
Memory clock speed	1782 MHz	1600 MHz
Memory type	DDR3	GDDR3