Quadro K620M vs Radeon HD 6990M
If you are going to buy a new graphics card and are choosing between Quadro K620M and Radeon HD 6990M, 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 Quadro K620M stacks up against Radeon HD 6990M, check out specs charts below.
Quadro K620M and Radeon HD 6990M are Laptop Graphics Cards
Note: Quadro K620M and Radeon HD 6990M 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 Quadro K620M or Radeon HD 6990M here:
Main Specs
Quadro K620M
Radeon HD 6990M
Power consumption (TDP)
30 Watt
100 Watt
Interface
MXM-A (3.0)
MXM-B (3.0)
Supplementary power connectors
None
None
Memory type
DDR3
GDDR5
Maximum RAM amount
2 GB
2 GB
Display Connectors
No outputs
No outputs
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Radeon HD 6990M has 233% more power consumption, than Quadro K620M.
Quadro K620M is connected by MXM-A (3.0), and Radeon HD 6990M uses MXM-B (3.0) interface.
Quadro K620M and Radeon HD 6990M have maximum RAM of 2 GB.
Quadro K620M is used in Mobile workstations, and Radeon HD 6990M - in Laptops.
Quadro K620M is build with Maxwell architecture, and Radeon HD 6990M - with Terascale 2.
Core clock speed of Quadro K620M is 314 MHz higher, than Radeon HD 6990M.
Quadro K620M is manufactured by 28 nm process technology, and Radeon HD 6990M - by 40 nm process technology.
Memory clock speed of Quadro K620M is 1100 MHz higher, than Radeon HD 6990M.
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
14−16
ultra / 1080p
1−2
8−9
QHD / 1440p
0−1
3−4
low / 720p
14−16
30−33
medium / 1080p
5−6
16−18
The average gaming FPS of Radeon HD 6990M in Assassin's Creed Odyssey is 200% more, than Quadro K620M.
high / 1080p
7−8
21−24
ultra / 1080p
5−6
18−20
QHD / 1440p
0−1
6−7
4K / 2160p
−
5−6
low / 720p
18−20
45−50
medium / 1080p
8−9
24−27
The average gaming FPS of Radeon HD 6990M in Battlefield 5 is 180% more, than Quadro K620M.
low / 768p
45−50
45−50
high / 1080p
40−45
−
QHD / 1440p
0−1
0−1
Quadro K620M and Radeon HD 6990M have the same average FPS in Call of Duty: Warzone.
low / 768p
120−130
200−210
medium / 768p
95−100
170−180
ultra / 1080p
45−50
90−95
QHD / 1440p
24−27
50−55
4K / 2160p
−
30−33
high / 768p
70−75
130−140
The average gaming FPS of Radeon HD 6990M in Counter-Strike: Global Offensive is 80% more, than Quadro K620M.
low / 768p
70−75
55−60
ultra / 1080p
20−22
35−40
medium / 1080p
40−45
45−50
The average gaming FPS of Radeon HD 6990M in Cyberpunk 2077 is 4% more, than Quadro K620M.
low / 768p
75−80
100−110
medium / 768p
55−60
90−95
ultra / 1080p
27−30
60−65
The average gaming FPS of Radeon HD 6990M in Dota 2 is 59% more, than Quadro K620M.
high / 1080p
4−5
16−18
ultra / 1080p
3−4
14−16
4K / 2160p
0−1
6−7
low / 720p
14−16
35−40
medium / 1080p
5−6
18−20
The average gaming FPS of Radeon HD 6990M in Far Cry 5 is 214% more, than Quadro K620M.
high / 1080p
12−14
24−27
ultra / 1080p
7−8
18−20
QHD / 1440p
4−5
16−18
low / 720p
55−60
95−100
medium / 1080p
14−16
50−55
The average gaming FPS of Radeon HD 6990M in Fortnite is 121% more, than Quadro K620M.
high / 1080p
6−7
24−27
ultra / 1080p
6−7
18−20
QHD / 1440p
0−1
8−9
low / 720p
21−24
50−55
medium / 1080p
9−10
27−30
The average gaming FPS of Radeon HD 6990M in Forza Horizon 4 is 181% more, than Quadro K620M.
low / 768p
45−50
80−85
medium / 768p
−
70−75
high / 1080p
8−9
27−30
ultra / 1080p
3−4
10−12
QHD / 1440p
0−1
2−3
medium / 720p
40−45
−
The average gaming FPS of Radeon HD 6990M in Grand Theft Auto V is 110% more, than Quadro K620M.
high / 1080p
2−3
9−10
ultra / 1080p
0−1
7−8
4K / 2160p
0−1
2−3
low / 720p
7−8
27−30
medium / 1080p
3−4
12−14
The average gaming FPS of Radeon HD 6990M in Metro Exodus is 325% more, than Quadro K620M.
low / 768p
85−90
110−120
high / 1080p
65−70
−
ultra / 1080p
−
100−110
medium / 1080p
−
100−110
The average gaming FPS of Radeon HD 6990M in Minecraft is 32% more, than Quadro K620M.
high / 1080p
−
21−24
ultra / 1080p
12−14
16−18
low / 720p
27−30
55−60
medium / 1080p
14−16
24−27
The average gaming FPS of Radeon HD 6990M in PLAYERUNKNOWN'S BATTLEGROUNDS is 83% more, than Quadro K620M.
high / 1080p
6−7
14−16
ultra / 1080p
4−5
9−10
QHD / 1440p
0−1
0−1
low / 720p
7−8
27−30
medium / 1080p
−
16−18
The average gaming FPS of Radeon HD 6990M in Red Dead Redemption 2 is 183% more, than Quadro K620M.
low / 768p
16−18
50−55
medium / 768p
12−14
30−35
high / 1080p
6−7
18−20
ultra / 1080p
4−5
10−11
4K / 2160p
1−2
8−9
The average gaming FPS of Radeon HD 6990M in The Witcher 3: Wild Hunt is 200% more, than Quadro K620M.
low / 768p
70−75
100−105
medium / 768p
35−40
60−65
ultra / 1080p
16−18
30−35
high / 768p
30−35
50−55
The average gaming FPS of Radeon HD 6990M in World of Tanks is 58% more, than Quadro K620M.
Full Specs
Quadro K620M
Radeon HD 6990M
Architecture
Maxwell
Terascale 2
Code name
GM108
Blackcomb XTX
Type
Mobile workstation
Laptop
Release date
1 March 2015
12 July 2011
Pipelines
384
1120
Core clock speed
1029 MHz
715 MHz
Boost Clock
1124 MHz
Transistor count
1,700 million
Manufacturing process technology
28 nm
40 nm
Texture fill rate
17.98
40.04
Floating-point performance
863.2 gflops
1,601.6 gflops
Memory bus width
64 Bit
256 Bit
Memory clock speed
2000 MHz
900 MHz
Memory bandwidth
14.4 GB/s
115.2 GB/s
Shared memory
-
-
DirectX
12
11.2 (11_0)
Shader Model
5
5.0
OpenGL
4.5
4.4
OpenCL
1.2
1.2
Vulkan
1.1.126
N/A
CUDA
+
Bitcoin / BTC (SHA256)
92 Mh/s
Laptop size
large
Optimus
+
Display Port
1.2
nView Display Management
+
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