GeForce GT 640 vs GeForce GTX 580

When choosing between GeForce GT 640 and GeForce GTX 580, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GT 640 and GeForce GTX 580.

GeForce GT 640 Check Price

GeForce GTX 580 Check Price

Main Specs

	GeForce GT 640	GeForce GTX 580
Power consumption (TDP)	65 Watt	244 Watt
Interface	PCIe 3.0 x16	PCIe 2.0 x16
Supplementary power connectors	None	One 6-pin and One 8-pin
Memory type	DDR3	GDDR5
Maximum RAM amount	2 GB	1536 MB
Display Connectors	1x DVI, 1x HDMI, 1x DisplayPort	2x DVI, 1x mini-HDMI
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GeForce GTX 580 has 275% more power consumption, than GeForce GT 640.
GeForce GT 640 is connected by PCIe 3.0 x16, and GeForce GTX 580 uses PCIe 2.0 x16 interface.
GeForce GTX 580 has 1534 GB more memory, than GeForce GT 640.
Both cards are used in Desktops.
GeForce GT 640 is build with Kepler architecture, and GeForce GTX 580 - with Fermi.
Core clock speed of GeForce GTX 580 is 642 MHz higher, than GeForce GT 640.
GeForce GT 640 is manufactured by 28 nm process technology, and GeForce GTX 580 - by 40 nm process technology.
GeForce GT 640 is 135 mm longer, than GeForce GTX 580.
Memory clock speed of GeForce GTX 580 is 222 MHz higher, than GeForce GT 640.

Game benchmarks


high / 1080p	2−3	21−24
ultra / 1080p	1−2	14−16
QHD / 1440p	0−1	8−9
4K / 2160p	−	6−7
low / 720p	14−16	40−45
medium / 1080p	5−6	27−30
The average gaming FPS of GeForce GTX 580 in Assassin's Creed Odyssey is 350% more, than GeForce GT 640.
high / 1080p	7−8	35−40
ultra / 1080p	5−6	30−35
QHD / 1440p	0−1	16−18
4K / 2160p	−	10−11
low / 720p	20−22	75−80
medium / 1080p	7−8	40−45
The average gaming FPS of GeForce GTX 580 in Battlefield 5 is 370% more, than GeForce GT 640.
low / 768p	50−55	50−55
high / 1080p	35−40	−
QHD / 1440p	0−1	0−1
GeForce GT 640 and GeForce GTX 580 have the same average FPS in Call of Duty: Warzone.
low / 768p	110−120	240−250
medium / 768p	90−95	210−220
ultra / 1080p	45−50	130−140
QHD / 1440p	24−27	100−110
4K / 2160p	18−20	55−60
high / 768p	65−70	180−190
The average gaming FPS of GeForce GTX 580 in Counter-Strike: Global Offensive is 157% more, than GeForce GT 640.
low / 768p	70−75	60−65
ultra / 1080p	21−24	55−60
medium / 1080p	45−50	55−60
The average gaming FPS of GeForce GTX 580 in Cyberpunk 2077 is 25% more, than GeForce GT 640.
low / 768p	70−75	120−130
medium / 768p	50−55	110−120
ultra / 1080p	27−30	85−90
The average gaming FPS of GeForce GTX 580 in Dota 2 is 113% more, than GeForce GT 640.
high / 1080p	3−4	27−30
ultra / 1080p	3−4	24−27
QHD / 1440p	−	21−24
4K / 2160p	2−3	9−10
low / 720p	14−16	55−60
medium / 1080p	4−5	30−35
The average gaming FPS of GeForce GTX 580 in Far Cry 5 is 500% more, than GeForce GT 640.
high / 1080p	10−12	35−40
ultra / 1080p	5−6	27−30
QHD / 1440p	2−3	18−20
low / 720p	50−55	130−140
medium / 1080p	16−18	80−85
The average gaming FPS of GeForce GTX 580 in Fortnite is 252% more, than GeForce GT 640.
high / 1080p	6−7	40−45
ultra / 1080p	−	30−33
QHD / 1440p	4−5	16−18
4K / 2160p	2−3	14−16
low / 720p	21−24	75−80
medium / 1080p	9−10	40−45
The average gaming FPS of GeForce GTX 580 in Forza Horizon 4 is 322% more, than GeForce GT 640.
low / 768p	45−50	110−120
medium / 768p	−	100−110
high / 1080p	7−8	45−50
ultra / 1080p	3−4	18−20
QHD / 1440p	0−1	10−11
medium / 720p	40−45	−
The average gaming FPS of GeForce GTX 580 in Grand Theft Auto V is 215% more, than GeForce GT 640.
high / 1080p	2−3	14−16
ultra / 1080p	0−1	12−14
QHD / 1440p	−	10−12
4K / 2160p	0−1	4−5
low / 720p	8−9	45−50
medium / 1080p	4−5	21−24
The average gaming FPS of GeForce GTX 580 in Metro Exodus is 460% more, than GeForce GT 640.
low / 768p	80−85	120−130
ultra / 1080p	70−75	−
medium / 1080p	−	110−120
The average gaming FPS of GeForce GTX 580 in Minecraft is 52% more, than GeForce GT 640.
ultra / 1080p	12−14	14−16
low / 720p	27−30	75−80
medium / 1080p	14−16	18−20
The average gaming FPS of GeForce GTX 580 in PLAYERUNKNOWN'S BATTLEGROUNDS is 105% more, than GeForce GT 640.
high / 1080p	6−7	16−18
ultra / 1080p	4−5	10−12
QHD / 1440p	0−1	3−4
4K / 2160p	−	2−3
low / 720p	7−8	45−50
medium / 1080p	−	21−24
The average gaming FPS of GeForce GTX 580 in Red Dead Redemption 2 is 316% more, than GeForce GT 640.
low / 768p	14−16	85−90
medium / 768p	10−11	50−55
high / 1080p	5−6	27−30
ultra / 1080p	4−5	16−18
4K / 2160p	0−1	9−10
The average gaming FPS of GeForce GTX 580 in The Witcher 3: Wild Hunt is 475% more, than GeForce GT 640.
low / 768p	70−75	90−95
medium / 768p	35−40	60−65
ultra / 1080p	16−18	45−50
high / 768p	30−35	55−60
The average gaming FPS of GeForce GTX 580 in World of Tanks is 66% more, than GeForce GT 640.

Full Specs

	GeForce GT 640	GeForce GTX 580
Architecture	Kepler	Fermi
Code name	GK107	GF110
Type	Desktop	Desktop
Release date	5 June 2012	9 November 2010
Pipelines	384	512
Core clock speed	902 MHz	1544 MHz
Transistor count	1,270 million	3,000 million
Manufacturing process technology	28 nm	40 nm
Texture fill rate	28.86	49.4 billion/sec
Floating-point performance	692.7 gflops	1,581.1 gflops
Length	145 mm	10.5" (267 mm) (26.7 cm)
Memory bus width	128 Bit	384 Bit
Memory clock speed	1782 MHz	2004 MHz (4008 data rate)
Memory bandwidth	28.51 GB/s	192.4 GB/s
DirectX	12 (11_0)	12 (11_0)
Shader Model	5.1	5.1
OpenGL	4.6	4.2
OpenCL	1.2	1.1
Vulkan	1.1.126	N/A
CUDA	3.0	+
CUDA cores		512
Bus support		PCI-E 2.0 x 16
Height		4.376" (111 mm) (11.1 cm)
SLI options		+
Multi monitor support		+
HDMI		+
Maximum VGA resolution		2048x1536
Audio input for HDMI		Internal
Bitcoin / BTC (SHA256)	24 Mh/s	142 Mh/s
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GeForce GT 640 vs GeForce GTX 580

Main Specs

Game benchmarks

Full Specs

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