Quadro K620 vs Radeon HD 8790M

When choosing between Quadro K620 and Radeon HD 8790M, 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 K620 and Radeon HD 8790M.

Quadro K620 Check Price

Radeon HD 8790M Check Price

Radeon HD 8790M is a Laptop Graphics Card

Note: Radeon HD 8790M 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 HD 8790M here:

Radeon HD 8790M Laptops

Main Specs

	Quadro K620	Radeon HD 8790M
Power consumption (TDP)	41 Watt
Interface	PCIe 2.0 x16	MXM-A (3.0)
Supplementary power connectors	None	None
Memory type	128 Bit	GDDR5
Maximum RAM amount	2 GB	2 GB
Display Connectors	1x DVI, 1x DisplayPort	No outputs
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Quadro K620 is connected by PCIe 2.0 x16, and Radeon HD 8790M uses MXM-A (3.0) interface.
Quadro K620 and Radeon HD 8790M have maximum RAM of 2 GB.
Quadro K620 is used in Desktops, and Radeon HD 8790M - in Laptops.
Quadro K620 is build with Maxwell architecture, and Radeon HD 8790M - with GCN.
Core clock speed of Quadro K620 is 208 MHz higher, than Radeon HD 8790M.
Quadro K620 and Radeon HD 8790M are manufactured by 28 nm process technology.
Memory clock speed of Radeon HD 8790M is 2700 MHz higher, than Quadro K620.

Game benchmarks


high / 1080p	10−12	3−4
ultra / 1080p	6−7	1−2
QHD / 1440p	1−2	0−1
low / 720p	24−27	14−16
medium / 1080p	14−16	6−7
The average gaming FPS of Quadro K620 in Assassin's Creed Odyssey is 133% more, than Radeon HD 8790M.
high / 1080p	18−20	8−9
ultra / 1080p	16−18	6−7
QHD / 1440p	2−3	0−1
low / 720p	40−45	21−24
medium / 1080p	20−22	9−10
The average gaming FPS of Quadro K620 in Battlefield 5 is 118% more, than Radeon HD 8790M.
low / 768p	45−50	45−50
high / 1080p	−	40−45
QHD / 1440p	0−1	0−1
Quadro K620 and Radeon HD 8790M have the same average FPS in Call of Duty: Warzone.
low / 768p	180−190	120−130
medium / 768p	150−160	100−110
ultra / 1080p	75−80	50−55
QHD / 1440p	45−50	24−27
4K / 2160p	30−33	−
high / 768p	110−120	75−80
The average gaming FPS of Quadro K620 in Counter-Strike: Global Offensive is 50% more, than Radeon HD 8790M.
low / 768p	55−60	70−75
ultra / 1080p	30−35	21−24
medium / 1080p	45−50	40−45
Quadro K620 and Radeon HD 8790M have the same average FPS in Cyberpunk 2077.
low / 768p	95−100	75−80
medium / 768p	80−85	55−60
ultra / 1080p	50−55	30−35
The average gaming FPS of Quadro K620 in Dota 2 is 40% more, than Radeon HD 8790M.
high / 1080p	12−14	4−5
ultra / 1080p	12−14	4−5
4K / 2160p	5−6	1−2
low / 720p	30−33	14−16
medium / 1080p	14−16	6−7
The average gaming FPS of Quadro K620 in Far Cry 5 is 150% more, than Radeon HD 8790M.
high / 1080p	20−22	12−14
ultra / 1080p	14−16	7−8
QHD / 1440p	−	4−5
low / 720p	80−85	60−65
medium / 1080p	40−45	18−20
The average gaming FPS of Quadro K620 in Fortnite is 60% more, than Radeon HD 8790M.
high / 1080p	20−22	8−9
ultra / 1080p	16−18	7−8
QHD / 1440p	5−6	0−1
low / 720p	40−45	21−24
medium / 1080p	21−24	10−11
The average gaming FPS of Quadro K620 in Forza Horizon 4 is 108% more, than Radeon HD 8790M.
low / 768p	70−75	50−55
medium / 768p	60−65	−
high / 1080p	21−24	10−11
ultra / 1080p	9−10	4−5
QHD / 1440p	0−1	0−1
medium / 720p	−	40−45
The average gaming FPS of Quadro K620 in Grand Theft Auto V is 54% more, than Radeon HD 8790M.
high / 1080p	7−8	2−3
ultra / 1080p	5−6	0−1
4K / 2160p	1−2	0−1
low / 720p	21−24	9−10
medium / 1080p	10−11	4−5
The average gaming FPS of Quadro K620 in Metro Exodus is 160% more, than Radeon HD 8790M.
low / 768p	100−110	85−90
high / 1080p	−	70−75
ultra / 1080p	95−100	−
medium / 1080p	100−110	−
The average gaming FPS of Quadro K620 in Minecraft is 20% more, than Radeon HD 8790M.
high / 1080p	20−22	−
ultra / 1080p	16−18	12−14
low / 720p	45−50	30−35
medium / 1080p	21−24	14−16
The average gaming FPS of Quadro K620 in PLAYERUNKNOWN'S BATTLEGROUNDS is 45% more, than Radeon HD 8790M.
high / 1080p	12−14	7−8
ultra / 1080p	8−9	4−5
QHD / 1440p	0−1	0−1
low / 720p	21−24	8−9
medium / 1080p	14−16	8−9
The average gaming FPS of Quadro K620 in Red Dead Redemption 2 is 100% more, than Radeon HD 8790M.
low / 768p	40−45	20−22
medium / 768p	24−27	12−14
high / 1080p	14−16	7−8
ultra / 1080p	9−10	5−6
4K / 2160p	7−8	1−2
The average gaming FPS of Quadro K620 in The Witcher 3: Wild Hunt is 122% more, than Radeon HD 8790M.
low / 768p	95−100	75−80
medium / 768p	55−60	40−45
ultra / 1080p	27−30	18−20
high / 768p	45−50	30−35
The average gaming FPS of Quadro K620 in World of Tanks is 35% more, than Radeon HD 8790M.

Full Specs

	Quadro K620	Radeon HD 8790M
Architecture	Maxwell	GCN
Code name	GM107	Mars XTX
Type	Workstation	Laptop
Release date	22 July 2014	16 November 2012
Pipelines	384	384
Core clock speed	1058 MHz	850 MHz
Boost Clock	1124 MHz	900 MHz
Transistor count	1,870 million	950 million
Manufacturing process technology	28 nm	28 nm
Texture fill rate	26.98	21.60
Floating-point performance	863.2 gflops	691.2 gflops
Length	160 mm
Memory bus width	128 Bit	128 Bit
Memory clock speed	1800 MHz	4500 MHz
Memory bandwidth		64 GB/s
Shared memory		-
DirectX	12	12 (11_1)
Shader Model	5	5.1
OpenGL	4.5	4.6
OpenCL	1.2	1.2
Vulkan	+	1.2.131
CUDA	5.0
Bitcoin / BTC (SHA256)	104 Mh/s	80 Mh/s
Laptop size		medium sized
3D Vision Pro	+
Mosaic	+
Width	1" (2.5 cm)
Number of simultaneous displays	4
nView Desktop Management	+
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Quadro K620 vs Radeon HD 8790M

Radeon HD 8790M is a Laptop Graphics Card

Main Specs

Game benchmarks

Full Specs

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