GeForce GT 640 vs Radeon R7 250
When comparing GeForce GT 640 and Radeon R7 250, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between GeForce GT 640 and Radeon R7 250 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.
Main Specs
GeForce GT 640
Radeon R7 250
Power consumption (TDP)
65 Watt
75 Watt
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
None
N/A
Memory type
DDR3
DDR3, GDDR5
Maximum RAM amount
2 GB
2 GB
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI, 1x VGA
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Radeon R7 250 has 15% more power consumption, than GeForce GT 640.
GeForce GT 640 is connected by PCIe 3.0 x16, and Radeon R7 250 uses PCIe 3.0 x8 interface.
GeForce GT 640 and Radeon R7 250 have maximum RAM of 2 GB.
Both cards are used in Desktops.
GeForce GT 640 is build with Kepler architecture, and Radeon R7 250 - with GCN.
GeForce GT 640 and Radeon R7 250 are manufactured by 28 nm process technology.
Radeon R7 250 is 23 mm longer, than GeForce GT 640.
Memory clock speed of GeForce GT 640 is 632 MHz higher, than Radeon R7 250.
Game benchmarks
Assassin's Creed Odyssey
Battlefield 5
Call of Duty: Warzone
Counter-Strike: Global Offensive
Cyberpunk 2077
Dota 2
Far Cry 5
Fortnite
Forza Horizon 4
Grand Theft Auto V
Metro Exodus
Minecraft
PLAYERUNKNOWN'S BATTLEGROUNDS
Red Dead Redemption 2
The Witcher 3: Wild Hunt
World of Tanks
high / 1080p
2−3
3−4
ultra / 1080p
1−2
1−2
QHD / 1440p
0−1
0−1
low / 720p
14−16
14−16
medium / 1080p
5−6
5−6
GeForce GT 640 and Radeon R7 250 have the same average FPS in Assassin's Creed Odyssey.
high / 1080p
7−8
6−7
ultra / 1080p
5−6
4−5
QHD / 1440p
0−1
0−1
low / 720p
20−22
18−20
medium / 1080p
7−8
7−8
The average gaming FPS of GeForce GT 640 in Battlefield 5 is 11% more, than Radeon R7 250.
low / 768p
50−55
50−55
high / 1080p
35−40
40−45
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon R7 250 in Call of Duty: Warzone is 4% more, than GeForce GT 640.
low / 768p
110−120
120−130
medium / 768p
90−95
90−95
ultra / 1080p
45−50
45−50
QHD / 1440p
24−27
24−27
4K / 2160p
18−20
−
high / 768p
65−70
65−70
The average gaming FPS of Radeon R7 250 in Counter-Strike: Global Offensive is 2% more, than GeForce GT 640.
low / 768p
70−75
60−65
ultra / 1080p
21−24
21−24
medium / 1080p
45−50
40−45
The average gaming FPS of GeForce GT 640 in Cyberpunk 2077 is 11% more, than Radeon R7 250.
low / 768p
70−75
80−85
medium / 768p
50−55
55−60
ultra / 1080p
27−30
27−30
The average gaming FPS of Radeon R7 250 in Dota 2 is 9% more, than GeForce GT 640.
high / 1080p
3−4
4−5
ultra / 1080p
3−4
4−5
4K / 2160p
2−3
2−3
low / 720p
14−16
14−16
medium / 1080p
4−5
5−6
The average gaming FPS of Radeon R7 250 in Far Cry 5 is 20% more, than GeForce GT 640.
high / 1080p
10−12
10−12
ultra / 1080p
5−6
7−8
QHD / 1440p
2−3
1−2
low / 720p
50−55
50−55
medium / 1080p
16−18
16−18
GeForce GT 640 and Radeon R7 250 have the same average FPS in Fortnite.
high / 1080p
6−7
8−9
ultra / 1080p
−
7−8
QHD / 1440p
4−5
3−4
4K / 2160p
2−3
3−4
low / 720p
21−24
21−24
medium / 1080p
9−10
10−11
GeForce GT 640 and Radeon R7 250 have the same average FPS in Forza Horizon 4.
low / 768p
45−50
45−50
medium / 768p
−
35−40
high / 1080p
7−8
8−9
ultra / 1080p
3−4
4−5
QHD / 1440p
0−1
0−1
medium / 720p
40−45
−
The average gaming FPS of Radeon R7 250 in Grand Theft Auto V is 5% more, than GeForce GT 640.
high / 1080p
2−3
2−3
ultra / 1080p
0−1
1−2
4K / 2160p
0−1
0−1
low / 720p
8−9
9−10
medium / 1080p
4−5
4−5
GeForce GT 640 and Radeon R7 250 have the same average FPS in Metro Exodus.
low / 768p
80−85
90−95
high / 1080p
−
85−90
ultra / 1080p
70−75
80−85
The average gaming FPS of Radeon R7 250 in Minecraft is 12% more, than GeForce GT 640.
ultra / 1080p
12−14
12−14
low / 720p
27−30
27−30
medium / 1080p
14−16
14−16
GeForce GT 640 and Radeon R7 250 have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS.
high / 1080p
6−7
5−6
ultra / 1080p
4−5
3−4
QHD / 1440p
0−1
0−1
low / 720p
7−8
7−8
medium / 1080p
−
7−8
The average gaming FPS of GeForce GT 640 in Red Dead Redemption 2 is 20% more, than Radeon R7 250.
low / 768p
14−16
18−20
medium / 768p
10−11
12−14
high / 1080p
5−6
6−7
ultra / 1080p
4−5
4−5
4K / 2160p
0−1
0−1
The average gaming FPS of Radeon R7 250 in The Witcher 3: Wild Hunt is 25% more, than GeForce GT 640.
low / 768p
70−75
70−75
medium / 768p
35−40
35−40
ultra / 1080p
16−18
16−18
high / 768p
30−35
30−35
GeForce GT 640 and Radeon R7 250 have the same average FPS in World of Tanks.
Full Specs
GeForce GT 640
Radeon R7 250
Architecture
Kepler
GCN
Code name
GK107
Oland XT
Type
Desktop
Desktop
Release date
5 June 2012
1 October 2013
Pipelines
384
384
Core clock speed
902 MHz
Boost Clock
1050 MHz
Transistor count
1,270 million
950 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
28.86
25.20
Floating-point performance
692.7 gflops
716.8 gflops
Length
145 mm
168 mm
Memory bus width
128 Bit
128 Bit
Memory clock speed
1782 MHz
1150 MHz
Memory bandwidth
28.51 GB/s
72 GB/s
Shared memory
-
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
117 Mh/s
Design
reference
CrossFire
+
DDMA audio
+
Ethereum / ETH (DaggerHashimoto)
3 Mh/s
AppAcceleration
+
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