GeForce GT 640 vs GeForce GT 750M

Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 640 and GeForce GT 750M. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GT 640 and GeForce GT 750M. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

GeForce GT 640 Check Price

GeForce GT 750M Check Price

GeForce GT 750M is a Laptop Graphics Card

Note: GeForce GT 750M is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with GeForce GT 750M here:

GeForce GT 750M Laptops

Main Specs

	GeForce GT 640	GeForce GT 750M
Power consumption (TDP)	65 Watt	50 Watt
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Supplementary power connectors	None
Memory type	DDR3	DDR3
Maximum RAM amount	2 GB	4 GB
Display Connectors	1x DVI, 1x HDMI, 1x DisplayPort	No outputs
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GeForce GT 640 has 30% more power consumption, than GeForce GT 750M.
Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
GeForce GT 750M has 2 GB more memory, than GeForce GT 640.
GeForce GT 640 is used in Desktops, and GeForce GT 750M - in Laptops.
GeForce GT 640 and GeForce GT 750M are build with Kepler architecture.
Core clock speed of GeForce GT 750M is 65 MHz higher, than GeForce GT 640.
GeForce GT 640 and GeForce GT 750M are manufactured by 28 nm process technology.
Memory clock speed of GeForce GT 750M is 218 MHz higher, than GeForce GT 640.

Game benchmarks


high / 1080p	2−3	5−6
ultra / 1080p	1−2	2−3
QHD / 1440p	0−1	2−3
low / 720p	14−16	16−18
medium / 1080p	5−6	7−8
The average gaming FPS of GeForce GT 750M in Assassin's Creed Odyssey is 33% more, than GeForce GT 640.
high / 1080p	7−8	10−11
ultra / 1080p	5−6	8−9
QHD / 1440p	0−1	0−1
low / 720p	20−22	24−27
medium / 1080p	7−8	10−12
The average gaming FPS of GeForce GT 750M in Battlefield 5 is 30% more, than GeForce GT 640.
low / 768p	50−55	45−50
high / 1080p	35−40	40−45
QHD / 1440p	0−1	0−1
GeForce GT 640 and GeForce GT 750M have the same average FPS in Call of Duty: Warzone.
low / 768p	110−120	130−140
medium / 768p	90−95	100−110
ultra / 1080p	45−50	50−55
QHD / 1440p	24−27	27−30
4K / 2160p	18−20	12−14
high / 768p	65−70	80−85
The average gaming FPS of GeForce GT 750M in Counter-Strike: Global Offensive is 13% more, than GeForce GT 640.
low / 768p	70−75	50−55
ultra / 1080p	21−24	18−20
medium / 1080p	45−50	45−50
The average gaming FPS of GeForce GT 640 in Cyberpunk 2077 is 20% more, than GeForce GT 750M.
low / 768p	70−75	80−85
medium / 768p	50−55	55−60
ultra / 1080p	27−30	30−35
The average gaming FPS of GeForce GT 750M in Dota 2 is 11% more, than GeForce GT 640.
high / 1080p	3−4	7−8
ultra / 1080p	3−4	5−6
4K / 2160p	2−3	5−6
low / 720p	14−16	18−20
medium / 1080p	4−5	8−9
The average gaming FPS of GeForce GT 750M in Far Cry 5 is 80% more, than GeForce GT 640.
high / 1080p	10−12	7−8
ultra / 1080p	5−6	0−1
QHD / 1440p	2−3	0−1
low / 720p	50−55	60−65
medium / 1080p	16−18	18−20
The average gaming FPS of GeForce GT 750M in Fortnite is 11% more, than GeForce GT 640.
high / 1080p	6−7	10−11
QHD / 1440p	4−5	−
4K / 2160p	2−3	8−9
low / 720p	21−24	21−24
medium / 1080p	9−10	12−14
The average gaming FPS of GeForce GT 750M in Forza Horizon 4 is 30% more, than GeForce GT 640.
low / 768p	45−50	50−55
high / 1080p	7−8	10−12
ultra / 1080p	3−4	5−6
QHD / 1440p	0−1	−
medium / 720p	40−45	45−50
The average gaming FPS of GeForce GT 750M in Grand Theft Auto V is 16% more, than GeForce GT 640.
high / 1080p	2−3	3−4
ultra / 1080p	0−1	1−2
4K / 2160p	0−1	−
low / 720p	8−9	10−11
medium / 1080p	4−5	5−6
The average gaming FPS of GeForce GT 750M in Metro Exodus is 20% more, than GeForce GT 640.
low / 768p	80−85	90−95
ultra / 1080p	70−75	80−85
The average gaming FPS of GeForce GT 750M in Minecraft is 12% more, than GeForce GT 640.
high / 1080p	−	6−7
ultra / 1080p	12−14	2−3
4K / 2160p	−	0−1
low / 720p	27−30	27−30
medium / 1080p	14−16	10−11
The average gaming FPS of GeForce GT 640 in PLAYERUNKNOWN'S BATTLEGROUNDS is 38% more, than GeForce GT 750M.
high / 1080p	6−7	−
ultra / 1080p	4−5	−
QHD / 1440p	0−1	−
low / 720p	7−8	10−11
medium / 1080p	−	9−10
The average gaming FPS of GeForce GT 750M in Red Dead Redemption 2 is 42% more, than GeForce GT 640.
low / 768p	14−16	21−24
medium / 768p	10−11	14−16
high / 1080p	5−6	6−7
ultra / 1080p	4−5	4−5
4K / 2160p	0−1	3−4
The average gaming FPS of GeForce GT 750M in The Witcher 3: Wild Hunt is 50% more, than GeForce GT 640.
low / 768p	70−75	75−80
medium / 768p	35−40	40−45
ultra / 1080p	16−18	18−20
high / 768p	30−35	30−35
The average gaming FPS of GeForce GT 750M in World of Tanks is 7% more, than GeForce GT 640.

Full Specs

	GeForce GT 640	GeForce GT 750M
Architecture	Kepler	Kepler
Code name	GK107	N14P-GT
Type	Desktop	Laptop
Release date	5 June 2012	1 April 2013
Pipelines	384	384
Core clock speed	902 MHz	967 MHz
Boost Clock		967 MHz
Transistor count	1,270 million	1,270 million
Manufacturing process technology	28 nm	28 nm
Texture fill rate	28.86	30.94
Floating-point performance	692.7 gflops	742.7 gflops
Length	145 mm
Memory bus width	128 Bit	128 Bit
Memory clock speed	1782 MHz	2000 - 5000 MHz
Memory bandwidth	28.51 GB/s	64.19 GB/s
Shared memory		-
DirectX	12 (11_0)	12 API
Shader Model	5.1	5.1
OpenGL	4.6	4.5
OpenCL	1.2	1.1
Vulkan	1.1.126	1.1.126
CUDA	3.0	+
Bus support		PCI Express 3.0
HDMI		+
Bitcoin / BTC (SHA256)	24 Mh/s	27 Mh/s
Laptop size		medium sized
Standard memory configuration		DDR3/GDDR5
eDP 1.2 signal support		Up to 3840x2160
LVDS signal support		Up to 1920x1200
DisplayPort Multimode (DP++) support		Up to 3840x2160
HDCP content protection		+
7.1 channel HD audio on HDMI		+
TrueHD and DTS-HD audio bitstreaming		+
H.264, VC1, MPEG2 1080p video decoder		+
Optimus		+
Blu-Ray 3D Support		+
3D Vision / 3DTV Play		+
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GeForce GT 640 vs GeForce GT 750M

GeForce GT 750M is a Laptop Graphics Card

Main Specs

Game benchmarks

Full Specs

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