GeForce GT 640 vs Radeon R9 M375X
Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 640 and Radeon R9 M375X. 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 Radeon R9 M375X. 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.
Radeon R9 M375X
Main Specs
GeForce GT 640
Radeon R9 M375X
Power consumption (TDP)
65 Watt
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
Memory type
DDR3
GDDR5
Maximum RAM amount
2 GB
4 GB
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
No outputs
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Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
Radeon R9 M375X has 2 GB more memory, than GeForce GT 640.
Both cards are used in Desktops.
GeForce GT 640 is build with Kepler architecture, and Radeon R9 M375X - with GCN 1.0.
Core clock speed of Radeon R9 M375X is 23 MHz higher, than GeForce GT 640.
GeForce GT 640 and Radeon R9 M375X are manufactured by 28 nm process technology.
Memory clock speed of GeForce GT 640 is 657 MHz higher, than Radeon R9 M375X.
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
9−10
ultra / 1080p
1−2
5−6
QHD / 1440p
0−1
0−1
low / 720p
14−16
21−24
medium / 1080p
5−6
12−14
The average gaming FPS of Radeon R9 M375X in Assassin's Creed Odyssey is 100% more, than GeForce GT 640.
high / 1080p
7−8
16−18
ultra / 1080p
5−6
12−14
QHD / 1440p
0−1
0−1
low / 720p
20−22
30−35
medium / 1080p
7−8
16−18
The average gaming FPS of Radeon R9 M375X in Battlefield 5 is 90% 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 R9 M375X.
low / 768p
110−120
160−170
medium / 768p
90−95
130−140
ultra / 1080p
45−50
65−70
QHD / 1440p
24−27
40−45
4K / 2160p
18−20
27−30
high / 768p
65−70
100−110
The average gaming FPS of Radeon R9 M375X in Counter-Strike: Global Offensive is 47% more, than GeForce GT 640.
low / 768p
70−75
55−60
ultra / 1080p
21−24
24−27
medium / 1080p
45−50
45−50
The average gaming FPS of GeForce GT 640 in Cyberpunk 2077 is 9% more, than Radeon R9 M375X.
low / 768p
70−75
90−95
medium / 768p
50−55
70−75
ultra / 1080p
27−30
45−50
The average gaming FPS of Radeon R9 M375X in Dota 2 is 37% more, than GeForce GT 640.
high / 1080p
3−4
10−12
ultra / 1080p
3−4
10−11
4K / 2160p
2−3
4−5
low / 720p
14−16
24−27
medium / 1080p
4−5
12−14
The average gaming FPS of Radeon R9 M375X in Far Cry 5 is 140% more, than GeForce GT 640.
high / 1080p
10−12
18−20
ultra / 1080p
5−6
12−14
QHD / 1440p
2−3
−
low / 720p
50−55
70−75
medium / 1080p
16−18
30−35
The average gaming FPS of Radeon R9 M375X in Fortnite is 61% more, than GeForce GT 640.
high / 1080p
6−7
16−18
ultra / 1080p
−
14−16
QHD / 1440p
4−5
4−5
4K / 2160p
2−3
−
low / 720p
21−24
35−40
medium / 1080p
9−10
18−20
The average gaming FPS of Radeon R9 M375X in Forza Horizon 4 is 90% more, than GeForce GT 640.
low / 768p
45−50
65−70
medium / 768p
−
55−60
high / 1080p
7−8
18−20
ultra / 1080p
3−4
8−9
QHD / 1440p
0−1
0−1
medium / 720p
40−45
−
The average gaming FPS of Radeon R9 M375X in Grand Theft Auto V is 63% more, than GeForce GT 640.
high / 1080p
2−3
6−7
ultra / 1080p
0−1
4−5
4K / 2160p
0−1
1−2
low / 720p
8−9
18−20
medium / 1080p
4−5
8−9
The average gaming FPS of Radeon R9 M375X in Metro Exodus is 120% more, than GeForce GT 640.
low / 768p
80−85
100−110
ultra / 1080p
70−75
90−95
medium / 1080p
−
95−100
The average gaming FPS of Radeon R9 M375X in Minecraft is 27% more, than GeForce GT 640.
high / 1080p
−
18−20
ultra / 1080p
12−14
14−16
low / 720p
27−30
40−45
medium / 1080p
14−16
20−22
The average gaming FPS of Radeon R9 M375X in PLAYERUNKNOWN'S BATTLEGROUNDS is 44% 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
18−20
medium / 1080p
−
12−14
The average gaming FPS of Radeon R9 M375X in Red Dead Redemption 2 is 116% more, than GeForce GT 640.
low / 768p
14−16
35−40
medium / 768p
10−11
21−24
high / 1080p
5−6
12−14
ultra / 1080p
4−5
8−9
4K / 2160p
0−1
7−8
The average gaming FPS of Radeon R9 M375X in The Witcher 3: Wild Hunt is 150% more, than GeForce GT 640.
low / 768p
70−75
90−95
medium / 768p
35−40
50−55
ultra / 1080p
16−18
24−27
high / 768p
30−35
40−45
The average gaming FPS of Radeon R9 M375X in World of Tanks is 35% more, than GeForce GT 640.
Full Specs
GeForce GT 640
Radeon R9 M375X
Architecture
Kepler
GCN 1.0
Code name
GK107
Tropo
Type
Desktop
Desktop
Release date
5 June 2012
5 May 2015
Pipelines
384
640
Core clock speed
902 MHz
925 MHz
Boost Clock
1015 MHz
Transistor count
1,270 million
1,500 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
28.86
40.60
Floating-point performance
692.7 gflops
1,299 gflops
Length
145 mm
Memory bus width
128 Bit
128 Bit
Memory clock speed
1782 MHz
1125 MHz
Memory bandwidth
28.51 GB/s
72 GB/s
DirectX
12 (11_0)
Shader Model
5.1
5.1
OpenGL
4.6
4.4
OpenCL
1.2
Not Listed
Vulkan
1.1.126
CUDA
3.0
FreeSync
+
Bus support
PCIe 3.0
Bitcoin / BTC (SHA256)
24 Mh/s
Eyefinity
+
HD3D
+
PowerTune
+
DualGraphics
+
ZeroCore
+
Switchable graphics
+
Mantle
+
Compute units
10
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