Quadro K420 vs Radeon RX 550 mobile
In this comparison between Quadro K420 and Radeon RX 550 mobile you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Quadro K420 will be the best choice, for others Radeon RX 550 mobile will be their preference. Study the comparison tables below and make your choice.
Radeon RX 550 mobile is a Laptop Graphics Card
Note: Radeon RX 550 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 550 mobile here:
Main Specs
Quadro K420
Radeon RX 550 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 550 mobile has 21% more power consumption, than Quadro K420.
Quadro K420 is connected by PCIe 2.0 x16, and Radeon RX 550 mobile uses PCIe 3.0 x8 interface.
Radeon RX 550 mobile has 3 GB more memory, than Quadro K420.
Quadro K420 is used in Desktops, and Radeon RX 550 mobile - in Laptops.
Quadro K420 is build with Kepler architecture, and Radeon RX 550 mobile - with Polaris.
Core clock speed of Radeon RX 550 mobile is 411 MHz higher, than Quadro K420.
Quadro K420 is manufactured by 28 nm process technology, and Radeon RX 550 mobile - by 14 nm process technology.
Memory clock speed of Radeon RX 550 mobile is 4218 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
18−20
ultra / 1080p
0−1
10−12
QHD / 1440p
0−1
5−6
4K / 2160p
−
4−5
low / 720p
9−10
35−40
medium / 1080p
1−2
24−27
The average gaming FPS of Radeon RX 550 mobile in Assassin's Creed Odyssey is 520% more, than Quadro K420.
high / 1080p
−
30−33
ultra / 1080p
1−2
24−27
QHD / 1440p
0−1
10−11
4K / 2160p
−
7−8
low / 720p
9−10
60−65
medium / 1080p
2−3
30−35
The average gaming FPS of Radeon RX 550 mobile in Battlefield 5 is 900% more, than Quadro K420.
low / 768p
50−55
50−55
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
Quadro K420 and Radeon RX 550 mobile have the same average FPS in Call of Duty: Warzone.
low / 768p
100−110
220−230
medium / 768p
75−80
190−200
ultra / 1080p
30−35
110−120
QHD / 1440p
−
80−85
4K / 2160p
9−10
40−45
high / 768p
50−55
160−170
The average gaming FPS of Radeon RX 550 mobile in Counter-Strike: Global Offensive is 169% more, than Quadro K420.
low / 768p
70−75
60−65
ultra / 1080p
10−12
45−50
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon RX 550 mobile in Cyberpunk 2077 is 27% more, than Quadro K420.
low / 768p
65−70
110−120
medium / 768p
35−40
100−110
ultra / 1080p
14−16
75−80
The average gaming FPS of Radeon RX 550 mobile in Dota 2 is 147% more, than Quadro K420.
high / 1080p
1−2
21−24
ultra / 1080p
−
21−24
QHD / 1440p
−
18−20
4K / 2160p
0−1
7−8
low / 720p
7−8
50−55
medium / 1080p
2−3
24−27
The average gaming FPS of Radeon RX 550 mobile in Far Cry 5 is 1000% more, than Quadro K420.
high / 1080p
−
30−35
ultra / 1080p
−
21−24
QHD / 1440p
0−1
14−16
low / 720p
40−45
110−120
medium / 1080p
4−5
65−70
The average gaming FPS of Radeon RX 550 mobile in Fortnite is 295% more, than Quadro K420.
high / 1080p
1−2
30−35
ultra / 1080p
−
24−27
QHD / 1440p
0−1
12−14
4K / 2160p
−
12−14
low / 720p
10−12
65−70
medium / 1080p
3−4
35−40
The average gaming FPS of Radeon RX 550 mobile in Forza Horizon 4 is 800% more, than Quadro K420.
low / 768p
35−40
100−105
medium / 768p
−
90−95
high / 1080p
1−2
35−40
ultra / 1080p
−
14−16
QHD / 1440p
0−1
6−7
medium / 720p
30−35
−
The average gaming FPS of Radeon RX 550 mobile in Grand Theft Auto V is 268% more, than Quadro K420.
high / 1080p
0−1
12−14
ultra / 1080p
0−1
9−10
4K / 2160p
0−1
2−3
low / 720p
1−2
35−40
medium / 1080p
−
16−18
The average gaming FPS of Radeon RX 550 mobile in Metro Exodus is 3600% more, than Quadro K420.
low / 768p
85−90
110−120
high / 1080p
50−55
−
medium / 1080p
−
110−120
The average gaming FPS of Radeon RX 550 mobile in Minecraft is 32% more, than Quadro K420.
high / 1080p
14−16
−
ultra / 1080p
12−14
14−16
low / 720p
21−24
65−70
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon RX 550 mobile in PLAYERUNKNOWN'S BATTLEGROUNDS is 106% more, than Quadro K420.
high / 1080p
−
14−16
ultra / 1080p
−
10−11
QHD / 1440p
0−1
1−2
4K / 2160p
−
0−1
low / 720p
2−3
35−40
medium / 1080p
−
20−22
The average gaming FPS of Radeon RX 550 mobile in Red Dead Redemption 2 is 1750% more, than Quadro K420.
low / 768p
4−5
70−75
medium / 768p
−
40−45
high / 1080p
2−3
24−27
ultra / 1080p
−
12−14
4K / 2160p
0−1
7−8
The average gaming FPS of Radeon RX 550 mobile in The Witcher 3: Wild Hunt is 1533% more, than Quadro K420.
low / 768p
65−70
90−95
medium / 768p
30−35
60−65
ultra / 1080p
10−12
40−45
high / 768p
27−30
55−60
The average gaming FPS of Radeon RX 550 mobile in World of Tanks is 85% more, than Quadro K420.
Full Specs
Quadro K420
Radeon RX 550 mobile
Architecture
Kepler
Polaris
Code name
GK107
Polaris 12
Type
Workstation
Laptop
Release date
22 July 2014
21 March 2017
Pipelines
192
640
Core clock speed
876 MHz
1287 MHz
Boost Clock
1476 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
1,647 gflops
Length
160 mm
Memory bus width
128 Bit
128 Bit
Memory clock speed
1782 MHz
6000 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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