GeForce 840M vs Quadro K620M
When choosing between GeForce 840M and Quadro K620M, 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 GeForce 840M and Quadro K620M.
GeForce 840M and Quadro K620M are Laptop Graphics Cards
Note: GeForce 840M and Quadro K620M are only used in laptop graphics. They have 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 GeForce 840M or Quadro K620M here:
Main Specs
GeForce 840M
Quadro K620M
Power consumption (TDP)
33 Watt
30 Watt
Interface
PCIe 3.0 x8
MXM-A (3.0)
Supplementary power connectors
None
Memory type
DDR3
DDR3
Maximum RAM amount
4 GB
2 GB
Display Connectors
No outputs
No outputs
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GeForce 840M has 10% more power consumption, than Quadro K620M.
GeForce 840M is connected by PCIe 3.0 x8, and Quadro K620M uses MXM-A (3.0) interface.
GeForce 840M has 2 GB more memory, than Quadro K620M.
GeForce 840M is used in Laptops, and Quadro K620M - in Mobile workstations.
GeForce 840M and Quadro K620M are build with Maxwell architecture.
Both graphics cards have the same core clock speed.
GeForce 840M and Quadro K620M are manufactured by 28 nm process technology.
Memory clock speed of GeForce 840M and Quadro K620M is 2000 MHz.
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
1−2
3−4
ultra / 1080p
0−1
1−2
QHD / 1440p
0−1
0−1
low / 720p
12−14
14−16
medium / 1080p
3−4
5−6
The average gaming FPS of Quadro K620M in Assassin's Creed Odyssey is 33% more, than GeForce 840M.
high / 1080p
−
7−8
ultra / 1080p
4−5
5−6
QHD / 1440p
0−1
0−1
low / 720p
16−18
18−20
medium / 1080p
5−6
8−9
The average gaming FPS of Quadro K620M in Battlefield 5 is 22% more, than GeForce 840M.
low / 768p
45−50
45−50
high / 1080p
40−45
40−45
QHD / 1440p
0−1
0−1
GeForce 840M and Quadro K620M have the same average FPS in Call of Duty: Warzone.
low / 768p
120−130
120−130
medium / 768p
90−95
95−100
ultra / 1080p
40−45
45−50
QHD / 1440p
24−27
24−27
4K / 2160p
18−20
−
high / 768p
65−70
70−75
The average gaming FPS of Quadro K620M in Counter-Strike: Global Offensive is 4% more, than GeForce 840M.
low / 768p
85−90
70−75
ultra / 1080p
16−18
20−22
medium / 1080p
40−45
40−45
The average gaming FPS of GeForce 840M in Cyberpunk 2077 is 8% more, than Quadro K620M.
low / 768p
75−80
75−80
medium / 768p
50−55
55−60
ultra / 1080p
24−27
27−30
The average gaming FPS of Quadro K620M in Dota 2 is 5% more, than GeForce 840M.
high / 1080p
2−3
4−5
ultra / 1080p
2−3
3−4
4K / 2160p
0−1
0−1
low / 720p
12−14
14−16
medium / 1080p
3−4
5−6
The average gaming FPS of Quadro K620M in Far Cry 5 is 40% more, than GeForce 840M.
high / 1080p
10−11
12−14
ultra / 1080p
5−6
7−8
QHD / 1440p
2−3
4−5
low / 720p
50−55
55−60
medium / 1080p
10−12
14−16
The average gaming FPS of Quadro K620M in Fortnite is 18% more, than GeForce 840M.
high / 1080p
4−5
6−7
ultra / 1080p
−
6−7
QHD / 1440p
0−1
0−1
low / 720p
16−18
21−24
medium / 1080p
7−8
9−10
The average gaming FPS of Quadro K620M in Forza Horizon 4 is 33% more, than GeForce 840M.
low / 768p
45−50
45−50
high / 1080p
5−6
8−9
ultra / 1080p
2−3
3−4
QHD / 1440p
0−1
0−1
medium / 720p
35−40
40−45
The average gaming FPS of Quadro K620M in Grand Theft Auto V is 8% more, than GeForce 840M.
high / 1080p
1−2
2−3
ultra / 1080p
0−1
0−1
4K / 2160p
0−1
0−1
low / 720p
5−6
7−8
medium / 1080p
3−4
3−4
The average gaming FPS of Quadro K620M in Metro Exodus is 33% more, than GeForce 840M.
low / 768p
90−95
85−90
high / 1080p
85−90
65−70
ultra / 1080p
70−75
−
medium / 1080p
90−95
−
The average gaming FPS of GeForce 840M in Minecraft is 16% more, than Quadro K620M.
ultra / 1080p
12−14
12−14
low / 720p
27−30
27−30
medium / 1080p
14−16
14−16
GeForce 840M and Quadro K620M have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS.
high / 1080p
−
6−7
ultra / 1080p
4−5
4−5
QHD / 1440p
0−1
0−1
low / 720p
6−7
7−8
The average gaming FPS of Quadro K620M in Red Dead Redemption 2 is 20% more, than GeForce 840M.
low / 768p
12−14
16−18
medium / 768p
9−10
12−14
high / 1080p
4−5
6−7
ultra / 1080p
3−4
4−5
4K / 2160p
0−1
1−2
The average gaming FPS of Quadro K620M in The Witcher 3: Wild Hunt is 42% more, than GeForce 840M.
low / 768p
75−80
70−75
medium / 768p
35−40
35−40
ultra / 1080p
16−18
16−18
high / 768p
30−35
30−35
The average gaming FPS of GeForce 840M in World of Tanks is 5% more, than Quadro K620M.
Full Specs
GeForce 840M
Quadro K620M
Architecture
Maxwell
Maxwell
Code name
N15S-GT
GM108
Type
Laptop
Mobile workstation
Release date
12 March 2014
1 March 2015
Pipelines
384
384
Core clock speed
1029 MHz
1029 MHz
Boost Clock
1124 MHz
1124 MHz
Manufacturing process technology
28 nm
28 nm
Texture fill rate
17.98
17.98
Floating-point performance
863.2 gflops
863.2 gflops
Memory bus width
64 Bit
64 Bit
Memory clock speed
2000 MHz
2000 MHz
Memory bandwidth
16.02 GB/s
14.4 GB/s
Shared memory
-
-
DirectX
12 (11_0)
12
Shader Model
5.1
5
OpenGL
4.5
4.5
OpenCL
1.2
1.2
Vulkan
1.1.126
1.1.126
CUDA
+
+
Bus support
PCI Express 2.0, PCI Express 3.0
Bitcoin / BTC (SHA256)
92 Mh/s
92 Mh/s
Laptop size
medium sized
Optimus
+
+
Display Port
1.2
nView Display Management
+
GPU Boost
2.0
GameWorks
+
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