GeForce GT 640 vs Radeon R7 250X

In this comparison between GeForce GT 640 and Radeon R7 250X you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people GeForce GT 640 will be the best choice, for others Radeon R7 250X will be their preference. Study the comparison tables below and make your choice.

GeForce GT 640 Check Price

Radeon R7 250X Check Price

Main Specs

	GeForce GT 640	Radeon R7 250X
Power consumption (TDP)	65 Watt	80 Watt
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Supplementary power connectors	None	1 x 6-pin
Memory type	DDR3	GDDR5
Maximum RAM amount	2 GB	2 GB
Display Connectors	1x DVI, 1x HDMI, 1x DisplayPort	1x DVI, 1x HDMI, 2x mini-DisplayPort
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Radeon R7 250X has 23% more power consumption, than GeForce GT 640.
Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
GeForce GT 640 and Radeon R7 250X have maximum RAM of 2 GB.
Both cards are used in Desktops.
GeForce GT 640 is build with Kepler architecture, and Radeon R7 250X - with GCN 1.0.
GeForce GT 640 and Radeon R7 250X are manufactured by 28 nm process technology.
Radeon R7 250X is 65 mm longer, than GeForce GT 640.
Memory clock speed of GeForce GT 640 is 157 MHz higher, than Radeon R7 250X.

Game benchmarks


high / 1080p	2−3	10−12
ultra / 1080p	1−2	6−7
QHD / 1440p	0−1	1−2
low / 720p	14−16	24−27
medium / 1080p	5−6	14−16
The average gaming FPS of Radeon R7 250X in Assassin's Creed Odyssey is 133% more, than GeForce GT 640.
high / 1080p	7−8	18−20
ultra / 1080p	5−6	16−18
QHD / 1440p	0−1	2−3
low / 720p	20−22	40−45
medium / 1080p	7−8	20−22
The average gaming FPS of Radeon R7 250X in Battlefield 5 is 140% more, than GeForce GT 640.
low / 768p	50−55	45−50
high / 1080p	35−40	−
QHD / 1440p	0−1	0−1
The average gaming FPS of GeForce GT 640 in Call of Duty: Warzone is 10% more, than Radeon R7 250X.
low / 768p	110−120	180−190
medium / 768p	90−95	150−160
ultra / 1080p	45−50	75−80
QHD / 1440p	24−27	45−50
4K / 2160p	18−20	30−33
high / 768p	65−70	110−120
The average gaming FPS of Radeon R7 250X in Counter-Strike: Global Offensive is 65% more, than GeForce GT 640.
low / 768p	70−75	55−60
ultra / 1080p	21−24	30−35
medium / 1080p	45−50	45−50
The average gaming FPS of GeForce GT 640 in Cyberpunk 2077 is 4% more, than Radeon R7 250X.
low / 768p	70−75	95−100
medium / 768p	50−55	80−85
ultra / 1080p	27−30	50−55
The average gaming FPS of Radeon R7 250X in Dota 2 is 50% more, than GeForce GT 640.
high / 1080p	3−4	12−14
ultra / 1080p	3−4	12−14
4K / 2160p	2−3	5−6
low / 720p	14−16	30−33
medium / 1080p	4−5	14−16
The average gaming FPS of Radeon R7 250X in Far Cry 5 is 200% more, than GeForce GT 640.
high / 1080p	10−12	20−22
ultra / 1080p	5−6	14−16
QHD / 1440p	2−3	−
low / 720p	50−55	80−85
medium / 1080p	16−18	40−45
The average gaming FPS of Radeon R7 250X in Fortnite is 90% more, than GeForce GT 640.
high / 1080p	6−7	18−20
ultra / 1080p	−	16−18
QHD / 1440p	4−5	5−6
4K / 2160p	2−3	−
low / 720p	21−24	40−45
medium / 1080p	9−10	21−24
The average gaming FPS of Radeon R7 250X in Forza Horizon 4 is 120% more, than GeForce GT 640.
low / 768p	45−50	70−75
medium / 768p	−	60−65
high / 1080p	7−8	21−24
ultra / 1080p	3−4	9−10
QHD / 1440p	0−1	0−1
medium / 720p	40−45	−
The average gaming FPS of Radeon R7 250X in Grand Theft Auto V is 78% more, than GeForce GT 640.
high / 1080p	2−3	7−8
ultra / 1080p	0−1	5−6
4K / 2160p	0−1	1−2
low / 720p	8−9	21−24
medium / 1080p	4−5	10−11
The average gaming FPS of Radeon R7 250X in Metro Exodus is 160% more, than GeForce GT 640.
low / 768p	80−85	100−110
ultra / 1080p	70−75	95−100
medium / 1080p	−	100−110
The average gaming FPS of Radeon R7 250X in Minecraft is 31% more, than GeForce GT 640.
high / 1080p	−	20−22
ultra / 1080p	12−14	16−18
low / 720p	27−30	45−50
medium / 1080p	14−16	21−24
The average gaming FPS of Radeon R7 250X in PLAYERUNKNOWN'S BATTLEGROUNDS is 61% more, than GeForce GT 640.
high / 1080p	6−7	12−14
ultra / 1080p	4−5	8−9
QHD / 1440p	0−1	0−1
low / 720p	7−8	21−24
medium / 1080p	−	14−16
The average gaming FPS of Radeon R7 250X in Red Dead Redemption 2 is 133% more, than GeForce GT 640.
low / 768p	14−16	40−45
medium / 768p	10−11	24−27
high / 1080p	5−6	14−16
ultra / 1080p	4−5	9−10
4K / 2160p	0−1	7−8
The average gaming FPS of Radeon R7 250X in The Witcher 3: Wild Hunt is 187% more, than GeForce GT 640.
low / 768p	70−75	95−100
medium / 768p	35−40	55−60
ultra / 1080p	16−18	27−30
high / 768p	30−35	45−50
The average gaming FPS of Radeon R7 250X in World of Tanks is 46% more, than GeForce GT 640.

Full Specs

	GeForce GT 640	Radeon R7 250X
Architecture	Kepler	GCN 1.0
Code name	GK107	Cape Verde
Type	Desktop	Desktop
Release date	5 June 2012	13 February 2014
Pipelines	384	640
Core clock speed	902 MHz
Boost Clock		1000 MHz
Transistor count	1,270 million	1,500 million
Manufacturing process technology	28 nm	28 nm
Texture fill rate	28.86	38.00
Floating-point performance	692.7 gflops	1,216 gflops
Length	145 mm	210 mm
Memory bus width	128 Bit	128 Bit
Memory clock speed	1782 MHz	1625 MHz
Memory bandwidth	28.51 GB/s	96 GB/s
DirectX	12 (11_0)
Shader Model	5.1	5.1
OpenGL	4.6	4.6
OpenCL	1.2	1.2
Vulkan	1.1.126
CUDA	3.0
FreeSync		+
Bus support		PCIe 3.0
HDMI		+
Bitcoin / BTC (SHA256)	24 Mh/s	152 Mh/s
Eyefinity		+
Design		reference
CrossFire		+
DDMA audio		+
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GeForce GT 640 vs Radeon R7 250X

Main Specs

Game benchmarks

Full Specs

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