Radeon RX 540 vs Radeon RX 640
When choosing between Radeon RX 540 and Radeon RX 640, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon RX 540 and Radeon RX 640.
Radeon RX 540 and Radeon RX 640 are Laptop Graphics Cards
Note: Radeon RX 540 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 Radeon RX 540 or Radeon RX 640 here:
Main Specs
Radeon RX 540
Radeon RX 640
Power consumption (TDP)
65 Watt
50 Watt
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
1x 6-pin
None
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
4 GB
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
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Radeon RX 540 has 30% more power consumption, than Radeon RX 640.
Radeon RX 540 is connected by PCIe 3.0 x16, and Radeon RX 640 uses PCIe 3.0 x8 interface.
Radeon RX 540 and Radeon RX 640 have maximum RAM of 4 GB.
Both cards are used in Laptops.
Radeon RX 540 and Radeon RX 640 are build with Polaris architecture.
Radeon RX 540 and Radeon RX 640 are manufactured by 14 nm process technology.
Memory clock speed of Radeon RX 540 and Radeon RX 640 is 6000 MHz.
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 Radeon RX 540 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
45−50
24−27
medium / 1080p
24−27
10−12
The average gaming FPS of Radeon RX 540 in Battlefield 5 is 107% more, than Radeon RX 640.
low / 768p
45−50
45−50
high / 1080p
−
40−45
QHD / 1440p
0−1
0−1
Radeon RX 540 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
90−95
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 Radeon RX 540 in Counter-Strike: Global Offensive is 66% 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 Radeon RX 540 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 Radeon RX 540 in Dota 2 is 50% more, than Radeon RX 640.
high / 1080p
16−18
7−8
ultra / 1080p
14−16
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 Radeon RX 540 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 Radeon RX 540 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 Radeon RX 540 in Forza Horizon 4 is 118% more, than Radeon RX 640.
low / 768p
80−85
50−55
medium / 768p
70−75
−
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 Radeon RX 540 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 Radeon RX 540 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 Radeon RX 540 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 Radeon RX 540 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 Radeon RX 540 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
10−11
4−5
4K / 2160p
8−9
3−4
The average gaming FPS of Radeon RX 540 in The Witcher 3: Wild Hunt is 140% more, than Radeon RX 640.
low / 768p
100−105
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 Radeon RX 540 in World of Tanks is 40% more, than Radeon RX 640.
Full Specs
Radeon RX 540
Radeon RX 640
Architecture
Polaris
Polaris
Code name
Polaris 12
Polaris 12
Type
Laptop
Laptop
Release date
21 March 2017
12 August 2019
Pipelines
512
640
Core clock speed
1218 MHz
Boost Clock
1219 MHz
1218 MHz
Transistor count
1,500 million
2,200 million
Manufacturing process technology
14 nm
14 nm
Texture fill rate
39.01
38.98
Floating-point performance
1,248 gflops
Memory bus width
128 Bit
64 Bit
Memory clock speed
6000 MHz
6000 MHz
Memory bandwidth
96 GB/s
112.0 GB/s
Shared memory
-
-
DirectX
12.0
12 (12_0)
Shader Model
5.0
6.4
OpenGL
4.6
4.6
OpenCL
1.2
2.0
Vulkan
1.2.131
FreeSync
+
+
Laptop size
large
large
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