Quadro K420 vs Quadro K620
When comparing Quadro K420 and Quadro K620, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Quadro K420 and Quadro K620 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.
Main Specs
Quadro K420
Quadro K620
Power consumption (TDP)
41 Watt
41 Watt
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Memory type
128 Bit
128 Bit
Maximum RAM amount
1 GB/2 GB
2 GB
Display Connectors
1x DVI, 1x DisplayPort
1x DVI, 1x DisplayPort
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Both graphics cards have the same power consumption of 41 Watt.
Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
Quadro K620 has 1 GB more memory, than Quadro K420.
Both cards are used in Desktops.
Quadro K420 is build with Kepler architecture, and Quadro K620 - with Maxwell.
Core clock speed of Quadro K620 is 182 MHz higher, than Quadro K420.
Quadro K420 and Quadro K620 are manufactured by 28 nm process technology.
Both graphics cards are the same length of 160 mm.
Memory clock speed of Quadro K620 is 18 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
10−12
ultra / 1080p
0−1
6−7
QHD / 1440p
0−1
1−2
low / 720p
9−10
24−27
medium / 1080p
1−2
14−16
The average gaming FPS of Quadro K620 in Assassin's Creed Odyssey is 300% more, than Quadro K420.
high / 1080p
−
18−20
ultra / 1080p
1−2
16−18
QHD / 1440p
0−1
2−3
low / 720p
9−10
40−45
medium / 1080p
2−3
20−22
The average gaming FPS of Quadro K620 in Battlefield 5 is 550% 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 Quadro K620.
low / 768p
100−110
180−190
medium / 768p
75−80
150−160
ultra / 1080p
30−35
75−80
QHD / 1440p
−
45−50
4K / 2160p
9−10
30−33
high / 768p
50−55
110−120
The average gaming FPS of Quadro K620 in Counter-Strike: Global Offensive is 103% more, than Quadro K420.
low / 768p
70−75
55−60
ultra / 1080p
10−12
30−35
medium / 1080p
45−50
45−50
The average gaming FPS of Quadro K620 in Cyberpunk 2077 is 4% more, than Quadro K420.
low / 768p
65−70
95−100
medium / 768p
35−40
80−85
ultra / 1080p
14−16
50−55
The average gaming FPS of Quadro K620 in Dota 2 is 92% more, than Quadro K420.
high / 1080p
1−2
12−14
ultra / 1080p
−
12−14
4K / 2160p
0−1
5−6
low / 720p
7−8
30−33
medium / 1080p
2−3
14−16
The average gaming FPS of Quadro K620 in Far Cry 5 is 533% more, than Quadro K420.
high / 1080p
−
20−22
ultra / 1080p
−
14−16
QHD / 1440p
0−1
−
low / 720p
40−45
80−85
medium / 1080p
4−5
40−45
The average gaming FPS of Quadro K620 in Fortnite is 169% more, than Quadro K420.
high / 1080p
1−2
20−22
ultra / 1080p
−
16−18
QHD / 1440p
0−1
5−6
low / 720p
10−12
40−45
medium / 1080p
3−4
21−24
The average gaming FPS of Quadro K620 in Forza Horizon 4 is 460% more, than Quadro K420.
low / 768p
35−40
70−75
medium / 768p
−
60−65
high / 1080p
1−2
21−24
ultra / 1080p
−
9−10
QHD / 1440p
0−1
0−1
medium / 720p
30−35
−
The average gaming FPS of Quadro K620 in Grand Theft Auto V is 147% more, than Quadro K420.
high / 1080p
0−1
7−8
ultra / 1080p
0−1
5−6
4K / 2160p
0−1
1−2
low / 720p
1−2
21−24
medium / 1080p
−
10−11
The average gaming FPS of Quadro K620 in Metro Exodus is 2100% more, than Quadro K420.
low / 768p
85−90
100−110
high / 1080p
50−55
−
ultra / 1080p
−
95−100
medium / 1080p
−
100−110
The average gaming FPS of Quadro K620 in Minecraft is 20% more, than Quadro K420.
high / 1080p
14−16
20−22
ultra / 1080p
12−14
16−18
low / 720p
21−24
45−50
medium / 1080p
14−16
21−24
The average gaming FPS of Quadro K620 in PLAYERUNKNOWN'S BATTLEGROUNDS is 68% more, than Quadro K420.
high / 1080p
−
12−14
ultra / 1080p
−
8−9
QHD / 1440p
0−1
0−1
low / 720p
2−3
21−24
medium / 1080p
−
14−16
The average gaming FPS of Quadro K620 in Red Dead Redemption 2 is 1000% more, than Quadro K420.
low / 768p
4−5
40−45
medium / 768p
−
24−27
high / 1080p
2−3
14−16
ultra / 1080p
−
9−10
4K / 2160p
0−1
7−8
The average gaming FPS of Quadro K620 in The Witcher 3: Wild Hunt is 833% more, than Quadro K420.
low / 768p
65−70
95−100
medium / 768p
30−35
55−60
ultra / 1080p
10−12
27−30
high / 768p
27−30
45−50
The average gaming FPS of Quadro K620 in World of Tanks is 67% more, than Quadro K420.
Full Specs
Quadro K420
Quadro K620
Architecture
Kepler
Maxwell
Code name
GK107
GM107
Type
Workstation
Workstation
Release date
22 July 2014
22 July 2014
Pipelines
192
384
Core clock speed
876 MHz
1058 MHz
Boost Clock
1124 MHz
Transistor count
1,270 million
1,870 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
14.02
26.98
Floating-point performance
336.4 gflops
863.2 gflops
Length
160 mm
160 mm
Memory bus width
128 Bit
128 Bit
Memory clock speed
1782 MHz
1800 MHz
DirectX
12
12
Shader Model
5
5
OpenGL
4.5
4.5
OpenCL
1.2
1.2
Vulkan
+
+
CUDA
3.0
5.0
Bitcoin / BTC (SHA256)
11 Mh/s
104 Mh/s
3D Vision Pro
+
+
Mosaic
+
+
Width
1" (2.5 cm)
1" (2.5 cm)
Number of simultaneous displays
4
4
nView Desktop Management
+
+
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