Quadro K420 vs Radeon Pro 555

When choosing between Quadro K420 and Radeon Pro 555, 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 Pro 555.

Quadro K420 Check Price

Radeon Pro 555 Check Price

Radeon Pro 555 is a Laptop Graphics Card

Note: Radeon Pro 555 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 Pro 555 here:

Radeon Pro 555 Laptops

Main Specs

	Quadro K420	Radeon Pro 555
Power consumption (TDP)	41 Watt	75 Watt
Interface	PCIe 2.0 x16	PCIe 3.0 x8
Supplementary power connectors	None	None
Memory type	128 Bit	GDDR5
Maximum RAM amount	1 GB/2 GB	2 GB
Display Connectors	1x DVI, 1x DisplayPort	No outputs
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Radeon Pro 555 has 82% more power consumption, than Quadro K420.
Quadro K420 is connected by PCIe 2.0 x16, and Radeon Pro 555 uses PCIe 3.0 x8 interface.
Radeon Pro 555 has 1 GB more memory, than Quadro K420.
Quadro K420 is used in Desktops, and Radeon Pro 555 - in Mobile workstations.
Quadro K420 is build with Kepler architecture, and Radeon Pro 555 - with Polaris.
Core clock speed of Quadro K420 is 21 MHz higher, than Radeon Pro 555.
Quadro K420 is manufactured by 28 nm process technology, and Radeon Pro 555 - by 14 nm process technology.
Memory clock speed of Radeon Pro 555 is 3298 MHz higher, than Quadro K420.

Game benchmarks


high / 1080p	0−1	16−18
ultra / 1080p	0−1	9−10
QHD / 1440p	0−1	4−5
4K / 2160p	−	4−5
low / 720p	9−10	30−35
medium / 1080p	1−2	20−22
The average gaming FPS of Radeon Pro 555 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	9−10
4K / 2160p	−	6−7
low / 720p	9−10	55−60
medium / 1080p	2−3	27−30
The average gaming FPS of Radeon Pro 555 in Battlefield 5 is 800% more, than Quadro K420.
low / 768p	50−55	45−50
high / 1080p	45−50	−
QHD / 1440p	0−1	0−1
The average gaming FPS of Quadro K420 in Call of Duty: Warzone is 10% more, than Radeon Pro 555.
low / 768p	100−110	210−220
medium / 768p	75−80	180−190
ultra / 1080p	30−35	100−110
QHD / 1440p	−	55−60
4K / 2160p	9−10	30−35
high / 768p	50−55	140−150
The average gaming FPS of Radeon Pro 555 in Counter-Strike: Global Offensive is 147% more, than Quadro K420.
low / 768p	70−75	55−60
ultra / 1080p	10−12	40−45
medium / 1080p	45−50	45−50
The average gaming FPS of Radeon Pro 555 in Cyberpunk 2077 is 13% 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 Pro 555 in Dota 2 is 132% more, than Quadro K420.
high / 1080p	1−2	18−20
ultra / 1080p	−	16−18
QHD / 1440p	−	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 Pro 555 in Far Cry 5 is 833% more, than Quadro K420.
high / 1080p	−	27−30
ultra / 1080p	−	20−22
QHD / 1440p	0−1	16−18
low / 720p	40−45	100−110
medium / 1080p	4−5	55−60
The average gaming FPS of Radeon Pro 555 in Fortnite is 252% more, than Quadro K420.
high / 1080p	1−2	27−30
ultra / 1080p	−	21−24
QHD / 1440p	0−1	10−11
4K / 2160p	−	10−11
low / 720p	10−12	55−60
medium / 1080p	3−4	30−35
The average gaming FPS of Radeon Pro 555 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	4−5
medium / 720p	30−35	−
The average gaming FPS of Radeon Pro 555 in Grand Theft Auto V is 226% more, than Quadro K420.
high / 1080p	0−1	10−11
ultra / 1080p	0−1	8−9
4K / 2160p	0−1	3−4
low / 720p	1−2	30−35
medium / 1080p	−	14−16
The average gaming FPS of Radeon Pro 555 in Metro Exodus is 3100% more, than Quadro K420.
low / 768p	85−90	110−120
high / 1080p	50−55	−
medium / 1080p	−	100−110
The average gaming FPS of Radeon Pro 555 in Minecraft is 32% more, than Quadro K420.
high / 1080p	14−16	24−27
ultra / 1080p	12−14	18−20
low / 720p	21−24	60−65
medium / 1080p	14−16	24−27
The average gaming FPS of Radeon Pro 555 in PLAYERUNKNOWN'S BATTLEGROUNDS is 106% more, than Quadro K420.
high / 1080p	−	14−16
ultra / 1080p	−	10−11
QHD / 1440p	0−1	0−1
low / 720p	2−3	30−35
medium / 1080p	−	16−18
The average gaming FPS of Radeon Pro 555 in Red Dead Redemption 2 is 1500% more, than Quadro K420.
low / 768p	4−5	55−60
medium / 768p	−	35−40
high / 1080p	2−3	20−22
ultra / 1080p	−	12−14
4K / 2160p	0−1	8−9
The average gaming FPS of Radeon Pro 555 in The Witcher 3: Wild Hunt is 1200% more, than Quadro K420.
low / 768p	65−70	100−110
medium / 768p	30−35	60−65
ultra / 1080p	10−12	35−40
high / 768p	27−30	55−60
The average gaming FPS of Radeon Pro 555 in World of Tanks is 91% more, than Quadro K420.

Full Specs

	Quadro K420	Radeon Pro 555
Architecture	Kepler	Polaris
Code name	GK107	Polaris 21
Type	Workstation	Mobile workstation
Release date	22 July 2014	5 June 2017
Pipelines	192	768
Core clock speed	876 MHz	855 MHz
Transistor count	1,270 million	3,000 million
Manufacturing process technology	28 nm	14 nm
Texture fill rate	14.02	40.80
Floating-point performance	336.4 gflops	1,306 gflops
Length	160 mm
Memory bus width	128 Bit	128 Bit
Memory clock speed	1782 MHz	5080 MHz
Memory bandwidth		81.6 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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Quadro K420 vs Radeon Pro 555

Radeon Pro 555 is a Laptop Graphics Card

Main Specs

Game benchmarks

Full Specs

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