NVIDIA GeForce GT 640 OEM Rebrand vs NVIDIA GeForce GT 520

Comparative analysis of NVIDIA GeForce GT 640 OEM Rebrand and NVIDIA GeForce GT 520 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: 3DMark Fire Strike - Graphics Score, 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).

NVIDIA GeForce GT 640 OEM Rebrand

NVIDIA GeForce GT 520

Differences

Reasons to consider the NVIDIA GeForce GT 640 OEM Rebrand

Videocard is newer: launch date 1 year(s) 0 month(s) later
2.7x more texture fill rate: 17.28 GTexel / s vs 6.5 billion / sec
3x more pipelines: 144 vs 48
2.7x better floating-point performance: 414.7 gflops vs 155.52 gflops
Around 50% higher maximum memory size: 1536 MB vs 1 GB (DDR3)
Around 78% higher memory clock speed: 1600 MHz vs 900 MHz (DDR3)

Launch date	24 April 2012 vs 13 April 2011
Texture fill rate	17.28 GTexel / s vs 6.5 billion / sec
Pipelines	144 vs 48
Floating-point performance	414.7 gflops vs 155.52 gflops
Maximum memory size	1536 MB vs 1 GB (DDR3)
Memory clock speed	1600 MHz vs 900 MHz (DDR3)

Reasons to consider the NVIDIA GeForce GT 520

2.3x more core clock speed: 1620 MHz vs 720 MHz
2.6x lower typical power consumption: 29 Watt vs 75 Watt

Core clock speed	1620 MHz vs 720 MHz
Thermal Design Power (TDP)	29 Watt vs 75 Watt

Compare benchmarks

GPU 1: NVIDIA GeForce GT 640 OEM Rebrand
GPU 2: NVIDIA GeForce GT 520

Name	NVIDIA GeForce GT 640 OEM Rebrand	NVIDIA GeForce GT 520
3DMark Fire Strike - Graphics Score	410
PassMark - G3D Mark		319
PassMark - G2D Mark		136
Geekbench - OpenCL		1277
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		2.597
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		76.214
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.239
CompuBench 1.5 Desktop - Video Composition (Frames/s)		5.862
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		4.574
GFXBench 4.0 - Car Chase Offscreen (Frames)		545
GFXBench 4.0 - Manhattan (Frames)		903
GFXBench 4.0 - T-Rex (Frames)		1455
GFXBench 4.0 - Car Chase Offscreen (Fps)		545
GFXBench 4.0 - Manhattan (Fps)		903
GFXBench 4.0 - T-Rex (Fps)		1455

Compare specifications (specs)

	NVIDIA GeForce GT 640 OEM Rebrand	NVIDIA GeForce GT 520
Essentials
Architecture	Fermi 2.0	Fermi 2.0
Code name	GF116	GF119
Launch date	24 April 2012	13 April 2011
Place in performance rating	1602	1603
Type	Desktop	Desktop
Launch price (MSRP)		$59
Price now		$59.99
Value for money (0-100)		7.58
Technical info
Core clock speed	720 MHz	1620 MHz
Floating-point performance	414.7 gflops	155.52 gflops
Manufacturing process technology	40 nm	40 nm
Pipelines	144	48
Texture fill rate	17.28 GTexel / s	6.5 billion / sec
Thermal Design Power (TDP)	75 Watt	29 Watt
Transistor count	1,170 million	292 million
CUDA cores		48
Maximum GPU temperature		102 °C
Video outputs and ports
Display Connectors	2x DVI, 1x mini-HDMI	1x DVI, 1x HDMI, 1x VGA, Dual Link DVI-IHDMIVGA (optional)
Audio input for HDMI		Internal
HDMI
Maximum VGA resolution		2048x1536
Multi monitor support
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Length	145 mm	5.7" (14.5 cm)
Supplementary power connectors	None	None
Bus support		16x PCI-E 2.0
Height		2.7" (6.9 cm)
API support
DirectX	12.0 (11_0)	12.0 (11_0)
OpenGL	4.6	4.2
Memory
Maximum RAM amount	1536 MB	1 GB (DDR3)
Memory bandwidth	38.4 GB / s	14.4 GB / s
Memory bus width	192 Bit	64 Bit
Memory clock speed	1600 MHz	900 MHz (DDR3)
Memory type	DDR3	DDR3
Technologies
CUDA