GeForce GT 755M vs Quadro K620
If you are going to buy a new graphics card and are choosing between GeForce GT 755M 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 GT 755M stacks up against Quadro K620, check out specs charts below.
GeForce GT 755M is a Laptop Graphics Card
Note: GeForce GT 755M 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 GeForce GT 755M here:
Main Specs
GeForce GT 755M
Quadro K620
Power consumption (TDP)
50 Watt
41 Watt
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
Memory type
GDDR5
128 Bit
Maximum RAM amount
4 GB
2 GB
Display Connectors
No outputs
1x DVI, 1x DisplayPort
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GeForce GT 755M has 21% more power consumption, than Quadro K620.
GeForce GT 755M is connected by PCIe 3.0 x16, and Quadro K620 uses PCIe 2.0 x16 interface.
GeForce GT 755M has 2 GB more memory, than Quadro K620.
GeForce GT 755M is used in Laptops, and Quadro K620 - in Desktops.
GeForce GT 755M is build with Kepler architecture, and Quadro K620 - with Maxwell.
Core clock speed of Quadro K620 is 78 MHz higher, than GeForce GT 755M.
GeForce GT 755M and Quadro K620 are manufactured by 28 nm process technology.
Memory clock speed of GeForce GT 755M is 3600 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
7−8
10−12
ultra / 1080p
4−5
6−7
QHD / 1440p
0−1
1−2
low / 720p
18−20
24−27
medium / 1080p
9−10
14−16
The average gaming FPS of Quadro K620 in Assassin's Creed Odyssey is 40% more, than GeForce GT 755M.
high / 1080p
12−14
18−20
ultra / 1080p
10−12
16−18
QHD / 1440p
0−1
2−3
low / 720p
27−30
40−45
medium / 1080p
14−16
20−22
The average gaming FPS of Quadro K620 in Battlefield 5 is 50% more, than GeForce GT 755M.
low / 768p
45−50
45−50
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
GeForce GT 755M and Quadro K620 have the same average FPS in Call of Duty: Warzone.
low / 768p
140−150
180−190
medium / 768p
110−120
150−160
ultra / 1080p
55−60
75−80
QHD / 1440p
30−35
45−50
4K / 2160p
27−30
30−33
high / 768p
85−90
110−120
The average gaming FPS of Quadro K620 in Counter-Strike: Global Offensive is 31% more, than GeForce GT 755M.
low / 768p
55−60
55−60
ultra / 1080p
21−24
30−35
medium / 1080p
45−50
45−50
The average gaming FPS of Quadro K620 in Cyberpunk 2077 is 7% more, than GeForce GT 755M.
low / 768p
85−90
95−100
medium / 768p
60−65
80−85
ultra / 1080p
35−40
50−55
The average gaming FPS of Quadro K620 in Dota 2 is 24% more, than GeForce GT 755M.
high / 1080p
9−10
12−14
ultra / 1080p
8−9
12−14
4K / 2160p
4−5
5−6
low / 720p
21−24
30−33
medium / 1080p
10−11
14−16
The average gaming FPS of Quadro K620 in Far Cry 5 is 36% more, than GeForce GT 755M.
high / 1080p
16−18
20−22
ultra / 1080p
10−12
14−16
low / 720p
65−70
80−85
medium / 1080p
24−27
40−45
The average gaming FPS of Quadro K620 in Fortnite is 33% more, than GeForce GT 755M.
high / 1080p
12−14
20−22
ultra / 1080p
12−14
16−18
QHD / 1440p
2−3
5−6
low / 720p
27−30
40−45
medium / 1080p
14−16
21−24
The average gaming FPS of Quadro K620 in Forza Horizon 4 is 50% more, than GeForce GT 755M.
low / 768p
55−60
70−75
medium / 768p
50−55
60−65
high / 1080p
14−16
21−24
ultra / 1080p
7−8
9−10
QHD / 1440p
0−1
0−1
The average gaming FPS of Quadro K620 in Grand Theft Auto V is 24% more, than GeForce GT 755M.
high / 1080p
5−6
7−8
ultra / 1080p
3−4
5−6
4K / 2160p
0−1
1−2
low / 720p
14−16
21−24
medium / 1080p
7−8
10−11
The average gaming FPS of Quadro K620 in Metro Exodus is 57% more, than GeForce GT 755M.
low / 768p
95−100
100−110
high / 1080p
90−95
−
ultra / 1080p
80−85
95−100
medium / 1080p
95−100
100−110
The average gaming FPS of Quadro K620 in Minecraft is 10% more, than GeForce GT 755M.
high / 1080p
16−18
20−22
ultra / 1080p
14−16
16−18
low / 720p
35−40
45−50
medium / 1080p
18−20
21−24
The average gaming FPS of Quadro K620 in PLAYERUNKNOWN'S BATTLEGROUNDS is 22% more, than GeForce GT 755M.
high / 1080p
−
12−14
ultra / 1080p
8−9
8−9
QHD / 1440p
0−1
0−1
low / 720p
14−16
21−24
medium / 1080p
10−12
14−16
The average gaming FPS of Quadro K620 in Red Dead Redemption 2 is 36% more, than GeForce GT 755M.
low / 768p
27−30
40−45
medium / 768p
18−20
24−27
high / 1080p
10−11
14−16
ultra / 1080p
7−8
9−10
4K / 2160p
6−7
7−8
The average gaming FPS of Quadro K620 in The Witcher 3: Wild Hunt is 42% more, than GeForce GT 755M.
low / 768p
85−90
95−100
medium / 768p
45−50
55−60
ultra / 1080p
21−24
27−30
high / 768p
35−40
45−50
The average gaming FPS of Quadro K620 in World of Tanks is 18% more, than GeForce GT 755M.
Full Specs
GeForce GT 755M
Quadro K620
Architecture
Kepler
Maxwell
Code name
N14P-
GM107
Type
Laptop
Workstation
Release date
25 June 2013
22 July 2014
Pipelines
384
384
Core clock speed
980 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
31.36
26.98
Floating-point performance
752.6 gflops
863.2 gflops
Length
160 mm
Memory bus width
128 Bit
128 Bit
Memory clock speed
5400 MHz
1800 MHz
Memory bandwidth
86.4 GB/s
Shared memory
-
DirectX
12 API
12
Shader Model
5.1
5
OpenGL
4.5
4.5
OpenCL
1.1
1.2
Vulkan
1.1.126
+
CUDA
+
5.0
Bus support
PCI Express 3.0, PCI Express 2.0
HDMI
+
Bitcoin / BTC (SHA256)
27 Mh/s
104 Mh/s
Laptop size
medium sized
Standard memory configuration
GDDR5
eDP 1.2 signal support
Up to 3840x2160
LVDS signal support
Up to 1920x1200
DisplayPort Multimode (DP++) support
Up to 3840x2160
HDCP content protection
+
7.1 channel HD audio on HDMI
+
TrueHD and DTS-HD audio bitstreaming
+
H.264, VC1, MPEG2 1080p video decoder
+
Optimus
+
3D Vision Pro
+
Mosaic
+
Width
1" (2.5 cm)
Number of simultaneous displays
4
nView Desktop Management
+
Blu-Ray 3D Support
+
3D Vision / 3DTV Play
+
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