GeForce GT 640 vs Radeon RX Vega 6 Ryzen 4000
If you are going to buy a new graphics card and are choosing between GeForce GT 640 and Radeon RX Vega 6 Ryzen 4000, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce GT 640 stacks up against Radeon RX Vega 6 Ryzen 4000, check out specs charts below.
Radeon RX Vega 6 Ryzen 4000 is a Laptop Graphics Card
Note: Radeon RX Vega 6 Ryzen 4000 is only used in laptop graphics. It has 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 Radeon RX Vega 6 Ryzen 4000 here:
Main Specs
GeForce GT 640
Radeon RX Vega 6 Ryzen 4000
Power consumption (TDP)
65 Watt
Interface
PCIe 3.0 x16
Supplementary power connectors
None
Memory type
DDR3
Maximum RAM amount
2 GB
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
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GeForce GT 640 is used in Desktops, and Radeon RX Vega 6 Ryzen 4000 - in Laptops.
GeForce GT 640 is build with Kepler architecture, and Radeon RX Vega 6 Ryzen 4000 - with Vega.
GeForce GT 640 is manufactured by 28 nm process technology, and Radeon RX Vega 6 Ryzen 4000 - 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
2−3
16−18
ultra / 1080p
1−2
10−11
QHD / 1440p
0−1
4−5
low / 720p
14−16
35−40
medium / 1080p
5−6
21−24
The average gaming FPS of Radeon RX Vega 6 Ryzen 4000 in Assassin's Creed Odyssey is 250% more, than GeForce GT 640.
high / 1080p
7−8
27−30
ultra / 1080p
5−6
24−27
QHD / 1440p
0−1
7−8
4K / 2160p
−
6−7
low / 720p
20−22
60−65
medium / 1080p
7−8
30−35
The average gaming FPS of Radeon RX Vega 6 Ryzen 4000 in Battlefield 5 is 270% more, than GeForce GT 640.
low / 768p
50−55
50−55
high / 1080p
35−40
50−55
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon RX Vega 6 Ryzen 4000 in Call of Duty: Warzone is 15% more, than GeForce GT 640.
low / 768p
110−120
220−230
medium / 768p
90−95
190−200
ultra / 1080p
45−50
100−110
QHD / 1440p
24−27
65−70
4K / 2160p
18−20
35−40
high / 768p
65−70
150−160
The average gaming FPS of Radeon RX Vega 6 Ryzen 4000 in Counter-Strike: Global Offensive is 113% more, than GeForce GT 640.
low / 768p
70−75
60−65
ultra / 1080p
21−24
45−50
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon RX Vega 6 Ryzen 4000 in Cyberpunk 2077 is 17% more, than GeForce GT 640.
low / 768p
70−75
110−120
medium / 768p
50−55
100−110
ultra / 1080p
27−30
70−75
The average gaming FPS of Radeon RX Vega 6 Ryzen 4000 in Dota 2 is 90% more, than GeForce GT 640.
high / 1080p
3−4
21−24
ultra / 1080p
3−4
18−20
QHD / 1440p
−
18−20
4K / 2160p
2−3
6−7
low / 720p
14−16
45−50
medium / 1080p
4−5
21−24
The average gaming FPS of Radeon RX Vega 6 Ryzen 4000 in Far Cry 5 is 360% more, than GeForce GT 640.
high / 1080p
10−12
27−30
ultra / 1080p
5−6
21−24
QHD / 1440p
2−3
14−16
low / 720p
50−55
110−120
medium / 1080p
16−18
60−65
The average gaming FPS of Radeon RX Vega 6 Ryzen 4000 in Fortnite is 182% more, than GeForce GT 640.
high / 1080p
6−7
30−33
ultra / 1080p
−
21−24
QHD / 1440p
4−5
10−12
4K / 2160p
2−3
−
low / 720p
21−24
60−65
medium / 1080p
9−10
30−35
The average gaming FPS of Radeon RX Vega 6 Ryzen 4000 in Forza Horizon 4 is 240% more, than GeForce GT 640.
low / 768p
45−50
95−100
medium / 768p
−
85−90
high / 1080p
7−8
35−40
ultra / 1080p
3−4
14−16
QHD / 1440p
0−1
4−5
medium / 720p
40−45
−
The average gaming FPS of Radeon RX Vega 6 Ryzen 4000 in Grand Theft Auto V is 163% more, than GeForce GT 640.
high / 1080p
2−3
10−12
ultra / 1080p
0−1
8−9
4K / 2160p
0−1
2−3
low / 720p
8−9
35−40
medium / 1080p
4−5
14−16
The average gaming FPS of Radeon RX Vega 6 Ryzen 4000 in Metro Exodus is 320% more, than GeForce GT 640.
low / 768p
80−85
110−120
ultra / 1080p
70−75
−
medium / 1080p
−
110−120
The average gaming FPS of Radeon RX Vega 6 Ryzen 4000 in Minecraft is 40% more, than GeForce GT 640.
ultra / 1080p
12−14
14−16
low / 720p
27−30
65−70
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon RX Vega 6 Ryzen 4000 in PLAYERUNKNOWN'S BATTLEGROUNDS is 83% more, than GeForce GT 640.
high / 1080p
6−7
14−16
ultra / 1080p
4−5
9−10
QHD / 1440p
0−1
0−1
low / 720p
7−8
30−35
medium / 1080p
−
18−20
The average gaming FPS of Radeon RX Vega 6 Ryzen 4000 in Red Dead Redemption 2 is 216% more, than GeForce GT 640.
low / 768p
14−16
60−65
medium / 768p
10−11
40−45
high / 1080p
5−6
21−24
ultra / 1080p
4−5
12−14
4K / 2160p
0−1
7−8
The average gaming FPS of Radeon RX Vega 6 Ryzen 4000 in The Witcher 3: Wild Hunt is 337% more, than GeForce GT 640.
low / 768p
70−75
90−95
medium / 768p
35−40
60−65
ultra / 1080p
16−18
35−40
high / 768p
30−35
55−60
The average gaming FPS of Radeon RX Vega 6 Ryzen 4000 in World of Tanks is 58% more, than GeForce GT 640.
Full Specs
GeForce GT 640
Radeon RX Vega 6 Ryzen 4000
Architecture
Kepler
Vega
Code name
GK107
Vega Renoir
Type
Desktop
Laptop
Release date
5 June 2012
7 January 2020
Pipelines
384
384
Core clock speed
902 MHz
Boost Clock
1500 MHz
Transistor count
1,270 million
Manufacturing process technology
28 nm
7 nm
Texture fill rate
28.86
Floating-point performance
692.7 gflops
Length
145 mm
Memory bus width
128 Bit
Memory clock speed
1782 MHz
Memory bandwidth
28.51 GB/s
Shared memory
-
DirectX
12 (11_0)
DirectX 12_1
Shader Model
5.1
OpenGL
4.6
OpenCL
1.2
Vulkan
1.1.126
CUDA
3.0
Bitcoin / BTC (SHA256)
24 Mh/s
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