NVIDIA GeForce GT 640 OEM Rebrand vs NVIDIA GeForce 9400

Comparative analysis of NVIDIA GeForce GT 640 OEM Rebrand and NVIDIA GeForce 9400 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: 3DMark Fire Strike - Graphics Score, PassMark - G3D Mark, PassMark - G2D Mark, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

NVIDIA GeForce GT 640 OEM Rebrand

NVIDIA GeForce 9400

Differences

Reasons to consider the NVIDIA GeForce GT 640 OEM Rebrand

Videocard is newer: launch date 5 year(s) 0 month(s) later
Around 24% higher core clock speed: 720 MHz vs 580 MHz
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 40 nm vs 80 nm

Launch date	24 April 2012 vs 17 April 2007
Core clock speed	720 MHz vs 580 MHz
Manufacturing process technology	40 nm vs 80 nm

Reasons to consider the NVIDIA GeForce 9400

Around 88% lower typical power consumption: 40 Watt vs 75 Watt

Thermal Design Power (TDP)	40 Watt vs 75 Watt

Compare benchmarks

GPU 1: NVIDIA GeForce GT 640 OEM Rebrand
GPU 2: NVIDIA GeForce 9400

Name	NVIDIA GeForce GT 640 OEM Rebrand	NVIDIA GeForce 9400
3DMark Fire Strike - Graphics Score	410
PassMark - G3D Mark		99
PassMark - G2D Mark		72
GFXBench 4.0 - T-Rex (Frames)		800
GFXBench 4.0 - T-Rex (Fps)		800

Compare specifications (specs)

	NVIDIA GeForce GT 640 OEM Rebrand	NVIDIA GeForce 9400
Essentials
Architecture	Fermi 2.0	Tesla
Code name	GF116	MCP7A
Launch date	24 April 2012	17 April 2007
Place in performance rating	1605	1602
Type	Desktop	Desktop
Technical info
Core clock speed	720 MHz	580 MHz
Floating-point performance	414.7 gflops
Manufacturing process technology	40 nm	80 nm
Pipelines	144
Texture fill rate	17.28 GTexel / s
Thermal Design Power (TDP)	75 Watt	40 Watt
Transistor count	1,170 million	210 million
Video outputs and ports
Display Connectors	2x DVI, 1x mini-HDMI	1x DVI, 1x VGA, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCI
Length	145 mm
Supplementary power connectors	None
API support
DirectX	12.0 (11_0)	10.0
OpenGL	4.6	3.3
Memory
Maximum RAM amount	1536 MB
Memory bandwidth	38.4 GB / s
Memory bus width	192 Bit
Memory clock speed	1600 MHz
Memory type	DDR3