Quadro K420 vs Radeon RX 550X mobile
When choosing between Quadro K420 and Radeon RX 550X mobile, 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 Quadro K420 and Radeon RX 550X mobile.
Radeon RX 550X mobile is a Laptop Graphics Card
Note: Radeon RX 550X mobile 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 550X mobile here:
Main Specs
Quadro K420
Radeon RX 550X mobile
Power consumption (TDP)
41 Watt
50 Watt
Interface
PCIe 2.0 x16
PCIe 3.0 x8
Supplementary power connectors
None
Memory type
128 Bit
GDDR5
Maximum RAM amount
1 GB/2 GB
4 GB
Display Connectors
1x DVI, 1x DisplayPort
No outputs
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Radeon RX 550X mobile has 21% more power consumption, than Quadro K420.
Quadro K420 is connected by PCIe 2.0 x16, and Radeon RX 550X mobile uses PCIe 3.0 x8 interface.
Radeon RX 550X mobile has 3 GB more memory, than Quadro K420.
Quadro K420 is used in Desktops, and Radeon RX 550X mobile - in Laptops.
Quadro K420 is build with Kepler architecture, and Radeon RX 550X mobile - with Polaris.
Core clock speed of Radeon RX 550X mobile is 300 MHz higher, than Quadro K420.
Quadro K420 is manufactured by 28 nm process technology, and Radeon RX 550X mobile - by 14 nm process technology.
Memory clock speed of Radeon RX 550X mobile is 5218 MHz higher, than Quadro K420.
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
14−16
ultra / 1080p
0−1
9−10
QHD / 1440p
0−1
3−4
low / 720p
9−10
30−35
medium / 1080p
1−2
20−22
The average gaming FPS of Radeon RX 550X mobile in Assassin's Creed Odyssey is 420% more, than Quadro K420.
high / 1080p
−
24−27
ultra / 1080p
1−2
21−24
QHD / 1440p
0−1
4−5
low / 720p
9−10
55−60
medium / 1080p
2−3
27−30
The average gaming FPS of Radeon RX 550X mobile in Battlefield 5 is 800% more, than Quadro K420.
low / 768p
50−55
50−55
high / 1080p
45−50
45−50
QHD / 1440p
0−1
0−1
Quadro K420 and Radeon RX 550X mobile have the same average FPS in Call of Duty: Warzone.
low / 768p
100−110
210−220
medium / 768p
75−80
180−190
ultra / 1080p
30−35
100−105
QHD / 1440p
−
55−60
4K / 2160p
9−10
27−30
high / 768p
50−55
140−150
The average gaming FPS of Radeon RX 550X mobile in Counter-Strike: Global Offensive is 145% more, than Quadro K420.
low / 768p
70−75
60−65
ultra / 1080p
10−12
40−45
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon RX 550X mobile in Cyberpunk 2077 is 25% more, than Quadro K420.
low / 768p
65−70
110−120
medium / 768p
35−40
95−100
ultra / 1080p
14−16
65−70
The average gaming FPS of Radeon RX 550X mobile in Dota 2 is 132% more, than Quadro K420.
high / 1080p
1−2
18−20
ultra / 1080p
−
16−18
4K / 2160p
0−1
6−7
low / 720p
7−8
40−45
medium / 1080p
2−3
21−24
The average gaming FPS of Radeon RX 550X mobile in Far Cry 5 is 833% more, than Quadro K420.
high / 1080p
−
24−27
ultra / 1080p
−
20−22
QHD / 1440p
0−1
12−14
low / 720p
40−45
100−110
medium / 1080p
4−5
55−60
The average gaming FPS of Radeon RX 550X mobile in Fortnite is 252% more, than Quadro K420.
high / 1080p
1−2
27−30
ultra / 1080p
−
21−24
QHD / 1440p
0−1
9−10
low / 720p
10−12
55−60
medium / 1080p
3−4
30−35
The average gaming FPS of Radeon RX 550X mobile in Forza Horizon 4 is 680% more, than Quadro K420.
low / 768p
35−40
90−95
medium / 768p
−
80−85
high / 1080p
1−2
30−35
ultra / 1080p
−
12−14
QHD / 1440p
0−1
3−4
medium / 720p
30−35
−
The average gaming FPS of Radeon RX 550X mobile in Grand Theft Auto V is 226% more, than Quadro K420.
high / 1080p
0−1
10−11
ultra / 1080p
0−1
7−8
4K / 2160p
0−1
1−2
low / 720p
1−2
30−35
medium / 1080p
−
12−14
The average gaming FPS of Radeon RX 550X mobile in Metro Exodus is 3100% more, than Quadro K420.
low / 768p
85−90
110−120
high / 1080p
50−55
−
ultra / 1080p
−
100−110
medium / 1080p
−
100−110
The average gaming FPS of Radeon RX 550X mobile in Minecraft is 32% more, than Quadro K420.
high / 1080p
14−16
−
ultra / 1080p
12−14
14−16
low / 720p
21−24
60−65
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon RX 550X mobile in PLAYERUNKNOWN'S BATTLEGROUNDS is 100% more, than Quadro K420.
high / 1080p
−
12−14
ultra / 1080p
−
8−9
QHD / 1440p
0−1
0−1
low / 720p
2−3
30−33
medium / 1080p
−
16−18
The average gaming FPS of Radeon RX 550X mobile in Red Dead Redemption 2 is 1450% more, than Quadro K420.
low / 768p
4−5
55−60
medium / 768p
−
35−40
high / 1080p
2−3
20−22
ultra / 1080p
−
10−12
4K / 2160p
0−1
6−7
The average gaming FPS of Radeon RX 550X mobile in The Witcher 3: Wild Hunt is 1200% more, than Quadro K420.
low / 768p
65−70
90−95
medium / 768p
30−35
60−65
ultra / 1080p
10−12
35−40
high / 768p
27−30
50−55
The average gaming FPS of Radeon RX 550X mobile in World of Tanks is 79% more, than Quadro K420.
Full Specs
Quadro K420
Radeon RX 550X mobile
Architecture
Kepler
Polaris
Code name
GK107
Polaris 12
Type
Workstation
Laptop
Release date
22 July 2014
10 January 2019
Pipelines
192
640
Core clock speed
876 MHz
1176 MHz
Boost Clock
1287 MHz
Transistor count
1,270 million
2,200 million
Manufacturing process technology
28 nm
14 nm
Texture fill rate
14.02
51.48
Floating-point performance
336.4 gflops
Length
160 mm
Memory bus width
128 Bit
128 Bit
Memory clock speed
1782 MHz
7000 MHz
Memory bandwidth
96 GB/s
Shared memory
-
DirectX
12
12 (12_0)
Shader Model
5
6.4
OpenGL
4.5
4.6
OpenCL
1.2
2.0
Vulkan
+
1.2.131
CUDA
3.0
FreeSync
+
Bitcoin / BTC (SHA256)
11 Mh/s
Laptop size
large
3D Vision Pro
+
Mosaic
+
Width
1" (2.5 cm)
Number of simultaneous displays
4
nView Desktop Management
+
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