Quadro K420 vs Radeon HD 6950M
In this comparison between Quadro K420 and Radeon HD 6950M you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Quadro K420 will be the best choice, for others Radeon HD 6950M will be their preference. Study the comparison tables below and make your choice.
Radeon HD 6950M is a Laptop Graphics Card
Note: Radeon HD 6950M 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 6950M here:
Main Specs
Quadro K420
Radeon HD 6950M
Power consumption (TDP)
41 Watt
50 Watt
Interface
PCIe 2.0 x16
MXM-B (3.0)
Supplementary power connectors
None
Memory type
128 Bit
GDDR5
Maximum RAM amount
1 GB/2 GB
2 GB
Display Connectors
1x DVI, 1x DisplayPort
No outputs
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Radeon HD 6950M has 21% more power consumption, than Quadro K420.
Quadro K420 is connected by PCIe 2.0 x16, and Radeon HD 6950M uses MXM-B (3.0) interface.
Radeon HD 6950M has 1 GB more memory, than Quadro K420.
Quadro K420 is used in Desktops, and Radeon HD 6950M - in Laptops.
Quadro K420 is build with Kepler architecture, and Radeon HD 6950M - with Terascale 2.
Core clock speed of Quadro K420 is 296 MHz higher, than Radeon HD 6950M.
Quadro K420 is manufactured by 28 nm process technology, and Radeon HD 6950M - by 40 nm process technology.
Memory clock speed of Quadro K420 is 882 MHz higher, than Radeon HD 6950M.
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
0−1
8−9
ultra / 1080p
0−1
5−6
QHD / 1440p
0−1
0−1
low / 720p
9−10
20−22
medium / 1080p
1−2
10−12
The average gaming FPS of Radeon HD 6950M in Assassin's Creed Odyssey is 220% more, than Quadro K420.
high / 1080p
−
14−16
ultra / 1080p
1−2
12−14
QHD / 1440p
0−1
0−1
low / 720p
9−10
30−35
medium / 1080p
2−3
16−18
The average gaming FPS of Radeon HD 6950M in Battlefield 5 is 400% more, than Quadro K420.
low / 768p
50−55
45−50
high / 1080p
45−50
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of Quadro K420 in Call of Duty: Warzone is 6% more, than Radeon HD 6950M.
low / 768p
100−110
150−160
medium / 768p
75−80
120−130
ultra / 1080p
30−35
65−70
QHD / 1440p
−
35−40
4K / 2160p
9−10
27−30
high / 768p
50−55
95−100
The average gaming FPS of Radeon HD 6950M in Counter-Strike: Global Offensive is 70% more, than Quadro K420.
low / 768p
70−75
55−60
ultra / 1080p
10−12
24−27
medium / 1080p
45−50
45−50
Quadro K420 and Radeon HD 6950M have the same average FPS in Cyberpunk 2077.
low / 768p
65−70
85−90
medium / 768p
35−40
65−70
ultra / 1080p
14−16
40−45
The average gaming FPS of Radeon HD 6950M in Dota 2 is 62% more, than Quadro K420.
high / 1080p
1−2
10−11
ultra / 1080p
−
9−10
4K / 2160p
0−1
4−5
low / 720p
7−8
24−27
medium / 1080p
2−3
10−12
The average gaming FPS of Radeon HD 6950M in Far Cry 5 is 400% more, than Quadro K420.
high / 1080p
−
16−18
ultra / 1080p
−
12−14
QHD / 1440p
0−1
−
low / 720p
40−45
70−75
medium / 1080p
4−5
30−33
The average gaming FPS of Radeon HD 6950M in Fortnite is 126% more, than Quadro K420.
high / 1080p
1−2
14−16
ultra / 1080p
−
12−14
QHD / 1440p
0−1
3−4
low / 720p
10−12
30−35
medium / 1080p
3−4
16−18
The average gaming FPS of Radeon HD 6950M in Forza Horizon 4 is 320% more, than Quadro K420.
low / 768p
35−40
60−65
medium / 768p
−
50−55
high / 1080p
1−2
16−18
ultra / 1080p
−
7−8
QHD / 1440p
0−1
0−1
medium / 720p
30−35
−
The average gaming FPS of Radeon HD 6950M in Grand Theft Auto V is 105% more, than Quadro K420.
high / 1080p
0−1
6−7
ultra / 1080p
0−1
4−5
4K / 2160p
0−1
1−2
low / 720p
1−2
16−18
medium / 1080p
−
8−9
The average gaming FPS of Radeon HD 6950M in Metro Exodus is 1600% more, than Quadro K420.
low / 768p
85−90
95−100
high / 1080p
50−55
95−100
ultra / 1080p
−
85−90
medium / 1080p
−
95−100
The average gaming FPS of Radeon HD 6950M in Minecraft is 38% more, than Quadro K420.
high / 1080p
14−16
18−20
ultra / 1080p
12−14
14−16
low / 720p
21−24
35−40
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon HD 6950M in PLAYERUNKNOWN'S BATTLEGROUNDS is 37% more, than Quadro K420.
high / 1080p
−
12−14
ultra / 1080p
−
8−9
QHD / 1440p
0−1
0−1
low / 720p
2−3
16−18
medium / 1080p
−
12−14
The average gaming FPS of Radeon HD 6950M in Red Dead Redemption 2 is 750% more, than Quadro K420.
low / 768p
4−5
30−35
medium / 768p
−
21−24
high / 1080p
2−3
10−12
ultra / 1080p
−
7−8
4K / 2160p
0−1
6−7
The average gaming FPS of Radeon HD 6950M in The Witcher 3: Wild Hunt is 600% more, than Quadro K420.
low / 768p
65−70
90−95
medium / 768p
30−35
50−55
ultra / 1080p
10−12
21−24
high / 768p
27−30
40−45
The average gaming FPS of Radeon HD 6950M in World of Tanks is 52% more, than Quadro K420.
Full Specs
Quadro K420
Radeon HD 6950M
Architecture
Kepler
Terascale 2
Code name
GK107
Blackcomb Pro
Type
Workstation
Laptop
Release date
22 July 2014
6 January 2011
Pipelines
192
960
Core clock speed
876 MHz
580 MHz
Transistor count
1,270 million
1,700 million
Manufacturing process technology
28 nm
40 nm
Texture fill rate
14.02
27.84
Floating-point performance
336.4 gflops
1,113.6 gflops
Length
160 mm
Memory bus width
128 Bit
256 Bit
Memory clock speed
1782 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
3.0
Bitcoin / BTC (SHA256)
11 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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