GeForce GT 750M SLI vs Radeon RX 640
Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 750M SLI and Radeon RX 640. 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 750M SLI and Radeon RX 640. 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 750M SLI and Radeon RX 640 are Laptop Graphics Cards
Note: GeForce GT 750M SLI and Radeon RX 640 are only used in laptop graphics. They have 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 SLI or Radeon RX 640 here:
Main Specs
GeForce GT 750M SLI
Radeon RX 640
Power consumption (TDP)
50 Watt
Interface
PCIe 3.0 x8
Supplementary power connectors
None
Memory type
DDR3, GDDR5
GDDR5
Maximum RAM amount
2x 2 GB
4 GB
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
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Check Price
Radeon RX 640 has 2 GB more memory, than GeForce GT 750M SLI.
Both cards are used in Laptops.
GeForce GT 750M SLI is build with Kepler architecture, and Radeon RX 640 - with Polaris.
Core clock speed of Radeon RX 640 is 251 MHz higher, than GeForce GT 750M SLI.
GeForce GT 750M SLI is manufactured by 28 nm process technology, and Radeon RX 640 - by 14 nm process technology.
Memory clock speed of Radeon RX 640 is 4000 MHz higher, than GeForce GT 750M SLI.
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
14−16
5−6
ultra / 1080p
8−9
3−4
QHD / 1440p
3−4
2−3
low / 720p
30−33
16−18
medium / 1080p
18−20
7−8
The average gaming FPS of GeForce GT 750M SLI in Assassin's Creed Odyssey is 114% more, than Radeon RX 640.
high / 1080p
21−24
10−12
ultra / 1080p
20−22
8−9
QHD / 1440p
6−7
0−1
4K / 2160p
5−6
−
low / 720p
50−55
24−27
medium / 1080p
24−27
10−12
The average gaming FPS of GeForce GT 750M SLI in Battlefield 5 is 114% more, than Radeon RX 640.
low / 768p
45−50
45−50
high / 1080p
−
40−45
QHD / 1440p
0−1
0−1
GeForce GT 750M SLI and Radeon RX 640 have the same average FPS in Call of Duty: Warzone.
low / 768p
200−210
130−140
medium / 768p
170−180
100−110
ultra / 1080p
95−100
50−55
QHD / 1440p
50−55
27−30
4K / 2160p
30−33
12−14
high / 768p
130−140
80−85
The average gaming FPS of GeForce GT 750M SLI in Counter-Strike: Global Offensive is 68% more, than Radeon RX 640.
low / 768p
55−60
50−55
ultra / 1080p
35−40
18−20
medium / 1080p
45−50
45−50
The average gaming FPS of GeForce GT 750M SLI in Cyberpunk 2077 is 20% more, than Radeon RX 640.
low / 768p
100−110
80−85
medium / 768p
90−95
55−60
ultra / 1080p
60−65
30−35
The average gaming FPS of GeForce GT 750M SLI in Dota 2 is 50% more, than Radeon RX 640.
high / 1080p
16−18
7−8
ultra / 1080p
16−18
5−6
4K / 2160p
6−7
5−6
low / 720p
35−40
18−20
medium / 1080p
18−20
8−9
The average gaming FPS of GeForce GT 750M SLI in Far Cry 5 is 111% more, than Radeon RX 640.
high / 1080p
24−27
7−8
ultra / 1080p
18−20
0−1
QHD / 1440p
16−18
0−1
low / 720p
95−100
60−65
medium / 1080p
50−55
18−20
The average gaming FPS of GeForce GT 750M SLI in Fortnite is 100% more, than Radeon RX 640.
high / 1080p
24−27
10−11
ultra / 1080p
18−20
−
QHD / 1440p
8−9
−
4K / 2160p
−
8−9
low / 720p
50−55
24−27
medium / 1080p
27−30
12−14
The average gaming FPS of GeForce GT 750M SLI in Forza Horizon 4 is 118% more, than Radeon RX 640.
low / 768p
80−85
50−55
medium / 768p
75−80
−
high / 1080p
27−30
10−12
ultra / 1080p
12−14
5−6
QHD / 1440p
2−3
−
medium / 720p
−
45−50
The average gaming FPS of GeForce GT 750M SLI in Grand Theft Auto V is 78% more, than Radeon RX 640.
high / 1080p
9−10
3−4
ultra / 1080p
7−8
1−2
4K / 2160p
2−3
−
low / 720p
27−30
10−11
medium / 1080p
12−14
5−6
The average gaming FPS of GeForce GT 750M SLI in Metro Exodus is 180% more, than Radeon RX 640.
low / 768p
110−120
90−95
ultra / 1080p
100−110
80−85
medium / 1080p
100−110
−
The average gaming FPS of GeForce GT 750M SLI in Minecraft is 26% more, than Radeon RX 640.
high / 1080p
21−24
6−7
ultra / 1080p
16−18
2−3
4K / 2160p
−
0−1
low / 720p
55−60
27−30
medium / 1080p
24−27
10−11
The average gaming FPS of GeForce GT 750M SLI in PLAYERUNKNOWN'S BATTLEGROUNDS is 150% more, than Radeon RX 640.
high / 1080p
14−16
−
ultra / 1080p
9−10
−
QHD / 1440p
0−1
−
low / 720p
27−30
10−12
medium / 1080p
16−18
9−10
The average gaming FPS of GeForce GT 750M SLI in Red Dead Redemption 2 is 120% more, than Radeon RX 640.
low / 768p
50−55
21−24
medium / 768p
30−35
14−16
high / 1080p
18−20
6−7
ultra / 1080p
10−12
4−5
4K / 2160p
8−9
3−4
The average gaming FPS of GeForce GT 750M SLI in The Witcher 3: Wild Hunt is 140% more, than Radeon RX 640.
low / 768p
100−110
75−80
medium / 768p
60−65
40−45
ultra / 1080p
30−35
18−20
high / 768p
50−55
35−40
The average gaming FPS of GeForce GT 750M SLI in World of Tanks is 43% more, than Radeon RX 640.
Full Specs
GeForce GT 750M SLI
Radeon RX 640
Architecture
Kepler
Polaris
Code name
N14P-GT
Polaris 12
Type
Laptop
Laptop
Release date
1 April 2013
12 August 2019
Pipelines
768
640
Core clock speed
967 MHz
1218 MHz
Boost Clock
1218 MHz
Transistor count
1300 Million
2,200 million
Manufacturing process technology
28 nm
14 nm
Texture fill rate
38.98
Memory bus width
2x 128 Bit
64 Bit
Memory clock speed
2000 - 5000 MHz
6000 MHz
Memory bandwidth
112.0 GB/s
Shared memory
-
-
DirectX
DirectX 11, Shader 5.0
12 (12_0)
Shader Model
6.4
OpenGL
4.6
OpenCL
2.0
Vulkan
1.2.131
CUDA
+
FreeSync
+
Laptop size
large
large
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