GeForce 840A vs Quadro K620
If you are going to buy a new graphics card and are choosing between GeForce 840A and Quadro K620, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce 840A stacks up against Quadro K620, check out specs charts below.
GeForce 840A
Main Specs
GeForce 840A
Quadro K620
Power consumption (TDP)
33 Watt
41 Watt
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
None
Memory type
DDR3
128 Bit
Maximum RAM amount
2 GB
2 GB
Display Connectors
No outputs
1x DVI, 1x DisplayPort
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Quadro K620 has 24% more power consumption, than GeForce 840A.
GeForce 840A is connected by PCIe 3.0 x8, and Quadro K620 uses PCIe 2.0 x16 interface.
GeForce 840A and Quadro K620 have maximum RAM of 2 GB.
Both cards are used in Desktops.
GeForce 840A and Quadro K620 are build with Maxwell architecture.
Core clock speed of Quadro K620 is 29 MHz higher, than GeForce 840A.
GeForce 840A and Quadro K620 are manufactured by 28 nm process technology.
Memory clock speed of GeForce 840A is 202 MHz higher, than Quadro K620.
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
3−4
10−12
ultra / 1080p
2−3
6−7
QHD / 1440p
0−1
1−2
low / 720p
14−16
24−27
medium / 1080p
5−6
14−16
The average gaming FPS of Quadro K620 in Assassin's Creed Odyssey is 133% more, than GeForce 840A.
high / 1080p
−
18−20
ultra / 1080p
7−8
16−18
QHD / 1440p
0−1
2−3
low / 720p
18−20
40−45
medium / 1080p
8−9
20−22
The average gaming FPS of Quadro K620 in Battlefield 5 is 136% more, than GeForce 840A.
low / 768p
45−50
45−50
high / 1080p
30−35
−
QHD / 1440p
0−1
0−1
GeForce 840A and Quadro K620 have the same average FPS in Call of Duty: Warzone.
low / 768p
120−130
180−190
medium / 768p
90−95
150−160
ultra / 1080p
40−45
75−80
QHD / 1440p
24−27
45−50
4K / 2160p
18−20
30−33
high / 768p
65−70
110−120
The average gaming FPS of Quadro K620 in Counter-Strike: Global Offensive is 62% more, than GeForce 840A.
low / 768p
80−85
55−60
ultra / 1080p
14−16
30−35
medium / 1080p
40−45
45−50
The average gaming FPS of GeForce 840A in Cyberpunk 2077 is 2% more, than Quadro K620.
low / 768p
75−80
95−100
medium / 768p
50−55
80−85
ultra / 1080p
27−30
50−55
The average gaming FPS of Quadro K620 in Dota 2 is 48% more, than GeForce 840A.
high / 1080p
5−6
12−14
ultra / 1080p
−
12−14
4K / 2160p
2−3
5−6
low / 720p
14−16
30−33
medium / 1080p
6−7
14−16
The average gaming FPS of Quadro K620 in Far Cry 5 is 128% more, than GeForce 840A.
high / 1080p
12−14
20−22
ultra / 1080p
7−8
14−16
low / 720p
50−55
80−85
medium / 1080p
14−16
40−45
The average gaming FPS of Quadro K620 in Fortnite is 81% more, than GeForce 840A.
high / 1080p
7−8
20−22
ultra / 1080p
−
16−18
QHD / 1440p
0−1
5−6
low / 720p
20−22
40−45
medium / 1080p
9−10
21−24
The average gaming FPS of Quadro K620 in Forza Horizon 4 is 133% more, than GeForce 840A.
low / 768p
45−50
70−75
medium / 768p
−
60−65
high / 1080p
8−9
21−24
ultra / 1080p
5−6
9−10
QHD / 1440p
0−1
0−1
medium / 720p
40−45
−
The average gaming FPS of Quadro K620 in Grand Theft Auto V is 70% more, than GeForce 840A.
high / 1080p
3−4
7−8
ultra / 1080p
1−2
5−6
4K / 2160p
0−1
1−2
low / 720p
8−9
21−24
medium / 1080p
4−5
10−11
The average gaming FPS of Quadro K620 in Metro Exodus is 175% more, than GeForce 840A.
low / 768p
85−90
100−110
high / 1080p
85−90
−
ultra / 1080p
80−85
95−100
medium / 1080p
85−90
100−110
The average gaming FPS of Quadro K620 in Minecraft is 20% more, than GeForce 840A.
high / 1080p
−
20−22
ultra / 1080p
12−14
16−18
low / 720p
27−30
45−50
medium / 1080p
14−16
21−24
The average gaming FPS of Quadro K620 in PLAYERUNKNOWN'S BATTLEGROUNDS is 61% more, than GeForce 840A.
high / 1080p
−
12−14
ultra / 1080p
7−8
8−9
QHD / 1440p
0−1
0−1
low / 720p
8−9
21−24
medium / 1080p
−
14−16
The average gaming FPS of Quadro K620 in Red Dead Redemption 2 is 87% more, than GeForce 840A.
low / 768p
16−18
40−45
medium / 768p
12−14
24−27
high / 1080p
6−7
14−16
ultra / 1080p
5−6
9−10
4K / 2160p
−
7−8
The average gaming FPS of Quadro K620 in The Witcher 3: Wild Hunt is 130% more, than GeForce 840A.
low / 768p
70−75
95−100
medium / 768p
35−40
55−60
ultra / 1080p
16−18
27−30
high / 768p
30−35
45−50
The average gaming FPS of Quadro K620 in World of Tanks is 46% more, than GeForce 840A.
Full Specs
GeForce 840A
Quadro K620
Architecture
Maxwell
Maxwell
Code name
GM108
GM107
Type
Desktop
Workstation
Release date
17 March 2014
22 July 2014
Pipelines
384
384
Core clock speed
1029 MHz
1058 MHz
Boost Clock
1124 MHz
1124 MHz
Transistor count
1,870 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
17.98
26.98
Floating-point performance
863.2 gflops
863.2 gflops
Length
160 mm
Memory bus width
64 Bit
128 Bit
Memory clock speed
2002 MHz
1800 MHz
Memory bandwidth
16.02 GB/s
DirectX
12 (11_0)
12
Shader Model
5.1
5
OpenGL
4.6
4.5
OpenCL
1.2
1.2
Vulkan
1.1.126
+
CUDA
5.0
5.0
Bitcoin / BTC (SHA256)
104 Mh/s
3D Vision Pro
+
Mosaic
+
Width
1" (2.5 cm)
Number of simultaneous displays
4
nView Desktop Management
+
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