Mobility Radeon HD 4870 vs Quadro K420
Find out if it is worth upgrading your current GPU setup by comparing Mobility Radeon HD 4870 and Quadro K420. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Mobility Radeon HD 4870 and Quadro K420. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.
Mobility Radeon HD 4870 is a Laptop Graphics Card
Note: Mobility Radeon HD 4870 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 Mobility Radeon HD 4870 here:
Main Specs
Mobility Radeon HD 4870
Quadro K420
Power consumption (TDP)
41 Watt
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
Memory type
GDDR5
128 Bit
Maximum RAM amount
1 GB
1 GB/2 GB
Display Connectors
No outputs
1x DVI, 1x DisplayPort
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Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
Mobility Radeon HD 4870 and Quadro K420 have maximum RAM of 1 GB.
Mobility Radeon HD 4870 is used in Laptops, and Quadro K420 - in Desktops.
Mobility Radeon HD 4870 is build with Terascale 1 architecture, and Quadro K420 - with Kepler.
Core clock speed of Quadro K420 is 326 MHz higher, than Mobility Radeon HD 4870.
Mobility Radeon HD 4870 is manufactured by 55 nm process technology, and Quadro K420 - by 28 nm process technology.
Memory clock speed of Quadro K420 is 894 MHz higher, than Mobility Radeon HD 4870.
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
0−1
ultra / 1080p
4−5
0−1
QHD / 1440p
0−1
0−1
low / 720p
16−18
9−10
medium / 1080p
8−9
1−2
The average gaming FPS of Mobility Radeon HD 4870 in Assassin's Creed Odyssey is 140% more, than Quadro K420.
high / 1080p
12−14
−
ultra / 1080p
10−11
1−2
QHD / 1440p
0−1
0−1
low / 720p
24−27
9−10
medium / 1080p
12−14
2−3
The average gaming FPS of Mobility Radeon HD 4870 in Battlefield 5 is 300% more, than Quadro K420.
low / 768p
45−50
50−55
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 Mobility Radeon HD 4870.
low / 768p
140−150
100−110
medium / 768p
110−120
75−80
ultra / 1080p
55−60
30−35
QHD / 1440p
30−33
−
4K / 2160p
27−30
9−10
high / 768p
80−85
50−55
The average gaming FPS of Mobility Radeon HD 4870 in Counter-Strike: Global Offensive is 54% more, than Quadro K420.
low / 768p
55−60
70−75
ultra / 1080p
20−22
10−12
medium / 1080p
45−50
45−50
The average gaming FPS of Quadro K420 in Cyberpunk 2077 is 2% more, than Mobility Radeon HD 4870.
low / 768p
80−85
65−70
medium / 768p
60−65
35−40
ultra / 1080p
35−40
14−16
The average gaming FPS of Mobility Radeon HD 4870 in Dota 2 is 50% more, than Quadro K420.
high / 1080p
8−9
1−2
ultra / 1080p
8−9
−
4K / 2160p
3−4
0−1
low / 720p
18−20
7−8
medium / 1080p
9−10
2−3
The average gaming FPS of Mobility Radeon HD 4870 in Far Cry 5 is 300% more, than Quadro K420.
high / 1080p
14−16
−
ultra / 1080p
10−11
−
QHD / 1440p
−
0−1
low / 720p
60−65
40−45
medium / 1080p
24−27
4−5
The average gaming FPS of Mobility Radeon HD 4870 in Fortnite is 91% more, than Quadro K420.
high / 1080p
12−14
1−2
ultra / 1080p
10−12
−
QHD / 1440p
1−2
0−1
low / 720p
27−30
10−12
medium / 1080p
14−16
3−4
The average gaming FPS of Mobility Radeon HD 4870 in Forza Horizon 4 is 260% more, than Quadro K420.
low / 768p
50−55
35−40
medium / 768p
45−50
−
high / 1080p
12−14
1−2
ultra / 1080p
6−7
−
QHD / 1440p
0−1
0−1
medium / 720p
−
30−35
The average gaming FPS of Mobility Radeon HD 4870 in Grand Theft Auto V is 68% more, than Quadro K420.
high / 1080p
5−6
0−1
ultra / 1080p
3−4
0−1
4K / 2160p
0−1
0−1
low / 720p
12−14
1−2
medium / 1080p
6−7
−
The average gaming FPS of Mobility Radeon HD 4870 in Metro Exodus is 1200% more, than Quadro K420.
low / 768p
95−100
85−90
high / 1080p
90−95
50−55
ultra / 1080p
80−85
−
medium / 1080p
90−95
−
The average gaming FPS of Mobility Radeon HD 4870 in Minecraft is 35% more, than Quadro K420.
high / 1080p
16−18
14−16
ultra / 1080p
14−16
12−14
low / 720p
30−35
21−24
medium / 1080p
18−20
14−16
The average gaming FPS of Mobility Radeon HD 4870 in PLAYERUNKNOWN'S BATTLEGROUNDS is 25% more, than Quadro K420.
ultra / 1080p
7−8
−
QHD / 1440p
0−1
0−1
low / 720p
12−14
2−3
medium / 1080p
10−12
−
The average gaming FPS of Mobility Radeon HD 4870 in Red Dead Redemption 2 is 550% more, than Quadro K420.
low / 768p
24−27
4−5
medium / 768p
16−18
−
high / 1080p
9−10
2−3
ultra / 1080p
6−7
−
4K / 2160p
6−7
0−1
The average gaming FPS of Mobility Radeon HD 4870 in The Witcher 3: Wild Hunt is 466% more, than Quadro K420.
low / 768p
85−90
65−70
medium / 768p
45−50
30−35
ultra / 1080p
20−22
10−12
high / 768p
35−40
27−30
The average gaming FPS of Mobility Radeon HD 4870 in World of Tanks is 41% more, than Quadro K420.
Full Specs
Mobility Radeon HD 4870
Quadro K420
Architecture
Terascale 1
Kepler
Code name
M98-XT
GK107
Type
Laptop
Workstation
Release date
9 January 2009
22 July 2014
Pipelines
800
192
Core clock speed
550 MHz
876 MHz
Transistor count
956 million
1,270 million
Manufacturing process technology
55 nm
28 nm
Texture fill rate
22.00
14.02
Floating-point performance
880.0 gflops
336.4 gflops
Length
160 mm
Memory bus width
256 Bit
128 Bit
Memory clock speed
888 MHz
1782 MHz
Memory bandwidth
56.83 GB/s
Shared memory
-
DirectX
10.1 (10_1)
12
Shader Model
4.1
5
OpenGL
3.3
4.5
OpenCL
1.1
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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