GeForce GT 640M vs Radeon RX Vega 7
When comparing GeForce GT 640M and Radeon RX Vega 7, 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 640M and Radeon RX Vega 7 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.
GeForce GT 640M and Radeon RX Vega 7 are Laptop Graphics Cards
Note: GeForce GT 640M and Radeon RX Vega 7 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 640M or Radeon RX Vega 7 here:
Main Specs
GeForce GT 640M
Radeon RX Vega 7
Power consumption (TDP)
32 Watt
Interface
PCIe 3.0 x16
Memory type
DDR3\GDDR5
Maximum RAM amount
2 GB
Display Connectors
No outputs
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Both cards are used in Laptops.
GeForce GT 640M is build with Kepler architecture, and Radeon RX Vega 7 - with Vega.
GeForce GT 640M is manufactured by 28 nm process technology, and Radeon RX Vega 7 - by 7 nm process technology.
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
0−1
18−20
ultra / 1080p
0−1
10−11
QHD / 1440p
0−1
4−5
4K / 2160p
−
4−5
low / 720p
10−12
35−40
medium / 1080p
2−3
21−24
The average gaming FPS of Radeon RX Vega 7 in Assassin's Creed Odyssey is 400% more, than GeForce GT 640M.
high / 1080p
−
27−30
ultra / 1080p
3−4
24−27
QHD / 1440p
0−1
8−9
4K / 2160p
−
6−7
low / 720p
12−14
60−65
medium / 1080p
4−5
30−35
The average gaming FPS of Radeon RX Vega 7 in Battlefield 5 is 471% more, than GeForce GT 640M.
low / 768p
50−55
50−55
high / 1080p
45−50
50−55
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon RX Vega 7 in Call of Duty: Warzone is 4% more, than GeForce GT 640M.
low / 768p
110−120
220−230
medium / 768p
85−90
190−200
ultra / 1080p
35−40
100−110
QHD / 1440p
−
70−75
4K / 2160p
10−11
35−40
high / 768p
55−60
150−160
The average gaming FPS of Radeon RX Vega 7 in Counter-Strike: Global Offensive is 134% more, than GeForce GT 640M.
low / 768p
70−75
60−65
ultra / 1080p
12−14
45−50
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon RX Vega 7 in Cyberpunk 2077 is 25% more, than GeForce GT 640M.
low / 768p
70−75
110−120
medium / 768p
40−45
100−110
ultra / 1080p
18−20
70−75
The average gaming FPS of Radeon RX Vega 7 in Dota 2 is 120% more, than GeForce GT 640M.
high / 1080p
2−3
21−24
ultra / 1080p
2−3
20−22
QHD / 1440p
−
18−20
4K / 2160p
0−1
6−7
low / 720p
9−10
45−50
medium / 1080p
3−4
24−27
The average gaming FPS of Radeon RX Vega 7 in Far Cry 5 is 625% more, than GeForce GT 640M.
high / 1080p
−
27−30
ultra / 1080p
5−6
21−24
QHD / 1440p
1−2
14−16
low / 720p
45−50
110−120
medium / 1080p
7−8
60−65
The average gaming FPS of Radeon RX Vega 7 in Fortnite is 253% more, than GeForce GT 640M.
high / 1080p
2−3
30−33
ultra / 1080p
−
21−24
QHD / 1440p
0−1
10−12
low / 720p
14−16
60−65
medium / 1080p
5−6
30−35
The average gaming FPS of Radeon RX Vega 7 in Forza Horizon 4 is 500% more, than GeForce GT 640M.
low / 768p
40−45
95−100
medium / 768p
−
85−90
high / 1080p
3−4
35−40
ultra / 1080p
2−3
14−16
QHD / 1440p
0−1
5−6
medium / 720p
30−35
−
The average gaming FPS of Radeon RX Vega 7 in Grand Theft Auto V is 212% more, than GeForce GT 640M.
high / 1080p
1−2
10−12
ultra / 1080p
0−1
9−10
4K / 2160p
0−1
2−3
low / 720p
2−3
35−40
medium / 1080p
2−3
14−16
The average gaming FPS of Radeon RX Vega 7 in Metro Exodus is 950% more, than GeForce GT 640M.
low / 768p
85−90
110−120
high / 1080p
55−60
−
medium / 1080p
−
110−120
The average gaming FPS of Radeon RX Vega 7 in Minecraft is 32% more, than GeForce GT 640M.
high / 1080p
14−16
−
ultra / 1080p
12−14
14−16
low / 720p
24−27
65−70
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon RX Vega 7 in PLAYERUNKNOWN'S BATTLEGROUNDS is 94% more, than GeForce GT 640M.
high / 1080p
−
14−16
ultra / 1080p
3−4
9−10
QHD / 1440p
0−1
0−1
low / 720p
3−4
35−40
medium / 1080p
−
18−20
The average gaming FPS of Radeon RX Vega 7 in Red Dead Redemption 2 is 666% more, than GeForce GT 640M.
low / 768p
7−8
65−70
medium / 768p
6−7
40−45
high / 1080p
3−4
21−24
ultra / 1080p
−
12−14
4K / 2160p
0−1
7−8
The average gaming FPS of Radeon RX Vega 7 in The Witcher 3: Wild Hunt is 780% more, than GeForce GT 640M.
low / 768p
70−75
90−95
medium / 768p
35−40
60−65
ultra / 1080p
12−14
35−40
high / 768p
27−30
55−60
The average gaming FPS of Radeon RX Vega 7 in World of Tanks is 67% more, than GeForce GT 640M.
Full Specs
GeForce GT 640M
Radeon RX Vega 7
Architecture
Kepler
Vega
Code name
N13P-GS
Vega Raven Ridge
Type
Laptop
Laptop
Release date
22 March 2012
7 January 2020
Pipelines
384
448
Boost Clock
645 MHz
1600 MHz
Transistor count
1,270 million
Manufacturing process technology
28 nm
7 nm
Floating-point performance
480.0 gflops
Memory bus width
128bit
Memory clock speed
1800 - 4000 MHz
Shared memory
-
-
DirectX
12 API
DirectX 12_1
Shader Model
5.1
OpenGL
4.5
OpenCL
1.1
Vulkan
1.1.126
CUDA
+
CUDA cores
384
Bus support
PCI Express 2.0, PCI Express 3.0
HDMI
+
HDCP
+
Maximum VGA resolution
Up to 2048x1536
3D Blu-Ray
+
Bitcoin / BTC (SHA256)
18 Mh/s
Laptop size
medium sized
Optimus
+
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