Quadro K620 vs Radeon HD 6990M
If you are going to buy a new graphics card and are choosing between Quadro K620 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 K620 stacks up against Radeon HD 6990M, check out specs charts below.
Radeon HD 6990M is a Laptop Graphics Card
Note: Radeon HD 6990M 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 Radeon HD 6990M here:
Main Specs
Quadro K620
Radeon HD 6990M
Power consumption (TDP)
41 Watt
100 Watt
Interface
PCIe 2.0 x16
MXM-B (3.0)
Supplementary power connectors
None
None
Memory type
128 Bit
GDDR5
Maximum RAM amount
2 GB
2 GB
Display Connectors
1x DVI, 1x DisplayPort
No outputs
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Radeon HD 6990M has 143% more power consumption, than Quadro K620.
Quadro K620 is connected by PCIe 2.0 x16, and Radeon HD 6990M uses MXM-B (3.0) interface.
Quadro K620 and Radeon HD 6990M have maximum RAM of 2 GB.
Quadro K620 is used in Desktops, and Radeon HD 6990M - in Laptops.
Quadro K620 is build with Maxwell architecture, and Radeon HD 6990M - with Terascale 2.
Core clock speed of Quadro K620 is 343 MHz higher, than Radeon HD 6990M.
Quadro K620 is manufactured by 28 nm process technology, and Radeon HD 6990M - by 40 nm process technology.
Memory clock speed of Quadro K620 is 900 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
10−12
14−16
ultra / 1080p
6−7
8−9
QHD / 1440p
1−2
3−4
low / 720p
24−27
30−33
medium / 1080p
14−16
16−18
The average gaming FPS of Radeon HD 6990M in Assassin's Creed Odyssey is 36% more, than Quadro K620.
high / 1080p
18−20
21−24
ultra / 1080p
16−18
18−20
QHD / 1440p
2−3
6−7
4K / 2160p
−
5−6
low / 720p
40−45
45−50
medium / 1080p
20−22
24−27
The average gaming FPS of Radeon HD 6990M in Battlefield 5 is 20% more, than Quadro K620.
low / 768p
45−50
45−50
QHD / 1440p
0−1
0−1
Quadro K620 and Radeon HD 6990M have the same average FPS in Call of Duty: Warzone.
low / 768p
180−190
200−210
medium / 768p
150−160
170−180
ultra / 1080p
75−80
90−95
QHD / 1440p
45−50
50−55
4K / 2160p
30−33
30−33
high / 768p
110−120
130−140
The average gaming FPS of Radeon HD 6990M in Counter-Strike: Global Offensive is 13% more, than Quadro K620.
low / 768p
55−60
55−60
ultra / 1080p
30−35
35−40
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon HD 6990M in Cyberpunk 2077 is 4% more, than Quadro K620.
low / 768p
95−100
100−110
medium / 768p
80−85
90−95
ultra / 1080p
50−55
60−65
The average gaming FPS of Radeon HD 6990M in Dota 2 is 11% more, than Quadro K620.
high / 1080p
12−14
16−18
ultra / 1080p
12−14
14−16
4K / 2160p
5−6
6−7
low / 720p
30−33
35−40
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon HD 6990M in Far Cry 5 is 26% more, than Quadro K620.
high / 1080p
20−22
24−27
ultra / 1080p
14−16
18−20
QHD / 1440p
−
16−18
low / 720p
80−85
95−100
medium / 1080p
40−45
50−55
The average gaming FPS of Radeon HD 6990M in Fortnite is 20% more, than Quadro K620.
high / 1080p
20−22
24−27
ultra / 1080p
16−18
18−20
QHD / 1440p
5−6
8−9
low / 720p
40−45
50−55
medium / 1080p
21−24
27−30
The average gaming FPS of Radeon HD 6990M in Forza Horizon 4 is 23% more, than Quadro K620.
low / 768p
70−75
80−85
medium / 768p
60−65
70−75
high / 1080p
21−24
27−30
ultra / 1080p
9−10
10−12
QHD / 1440p
0−1
2−3
The average gaming FPS of Radeon HD 6990M in Grand Theft Auto V is 17% more, than Quadro K620.
high / 1080p
7−8
9−10
ultra / 1080p
5−6
7−8
4K / 2160p
1−2
2−3
low / 720p
21−24
27−30
medium / 1080p
10−11
12−14
The average gaming FPS of Radeon HD 6990M in Metro Exodus is 33% more, than Quadro K620.
low / 768p
100−110
110−120
ultra / 1080p
95−100
100−110
medium / 1080p
100−110
100−110
The average gaming FPS of Radeon HD 6990M in Minecraft is 5% more, than Quadro K620.
high / 1080p
20−22
21−24
ultra / 1080p
16−18
16−18
low / 720p
45−50
55−60
medium / 1080p
21−24
24−27
The average gaming FPS of Radeon HD 6990M in PLAYERUNKNOWN'S BATTLEGROUNDS is 11% more, than Quadro K620.
high / 1080p
12−14
14−16
ultra / 1080p
8−9
9−10
QHD / 1440p
0−1
0−1
low / 720p
21−24
27−30
medium / 1080p
14−16
16−18
The average gaming FPS of Radeon HD 6990M in Red Dead Redemption 2 is 21% more, than Quadro K620.
low / 768p
40−45
50−55
medium / 768p
24−27
30−35
high / 1080p
14−16
18−20
ultra / 1080p
9−10
10−11
4K / 2160p
7−8
8−9
The average gaming FPS of Radeon HD 6990M in The Witcher 3: Wild Hunt is 20% more, than Quadro K620.
low / 768p
95−100
100−105
medium / 768p
55−60
60−65
ultra / 1080p
27−30
30−35
high / 768p
45−50
50−55
The average gaming FPS of Radeon HD 6990M in World of Tanks is 8% more, than Quadro K620.
Full Specs
Quadro K620
Radeon HD 6990M
Architecture
Maxwell
Terascale 2
Code name
GM107
Blackcomb XTX
Type
Workstation
Laptop
Release date
22 July 2014
12 July 2011
Pipelines
384
1120
Core clock speed
1058 MHz
715 MHz
Boost Clock
1124 MHz
Transistor count
1,870 million
1,700 million
Manufacturing process technology
28 nm
40 nm
Texture fill rate
26.98
40.04
Floating-point performance
863.2 gflops
1,601.6 gflops
Length
160 mm
Memory bus width
128 Bit
256 Bit
Memory clock speed
1800 MHz
900 MHz
Memory bandwidth
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
+
N/A
CUDA
5.0
Bitcoin / BTC (SHA256)
104 Mh/s
Laptop size
large
3D Vision Pro
+
Mosaic
+
Width
1" (2.5 cm)
Number of simultaneous displays
4
nView Desktop Management
+
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