Mobility Radeon HD 4830 vs Radeon HD 7850M
In this comparison between Mobility Radeon HD 4830 and Radeon HD 7850M 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 Mobility Radeon HD 4830 will be the best choice, for others Radeon HD 7850M will be their preference. Study the comparison tables below and make your choice.
Mobility Radeon HD 4830 and Radeon HD 7850M are Laptop Graphics Cards
Note: Mobility Radeon HD 4830 and Radeon HD 7850M 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 Mobility Radeon HD 4830 or Radeon HD 7850M here:
Main Specs
Mobility Radeon HD 4830
Radeon HD 7850M
Power consumption (TDP)
40 Watt
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Memory type
GDDR3, DDR3
GDDR5
Maximum RAM amount
1 GB
2 GB
Display Connectors
No outputs
No outputs
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Mobility Radeon HD 4830 is connected by PCIe 2.0 x16, and Radeon HD 7850M uses PCIe 3.0 x16 interface.
Radeon HD 7850M has 1 GB more memory, than Mobility Radeon HD 4830.
Both cards are used in Laptops.
Mobility Radeon HD 4830 is build with Terascale 1 architecture, and Radeon HD 7850M - with GCN.
Core clock speed of Radeon HD 7850M is 125 MHz higher, than Mobility Radeon HD 4830.
Mobility Radeon HD 4830 is manufactured by 40 nm process technology, and Radeon HD 7850M - by 28 nm process technology.
Memory clock speed of Radeon HD 7850M is 3300 MHz higher, than Mobility Radeon HD 4830.
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
6−7
ultra / 1080p
0−1
3−4
QHD / 1440p
0−1
0−1
low / 720p
10−11
14−16
medium / 1080p
1−2
7−8
The average gaming FPS of Radeon HD 7850M in Assassin's Creed Odyssey is 83% more, than Mobility Radeon HD 4830.
high / 1080p
−
10−12
ultra / 1080p
2−3
9−10
QHD / 1440p
0−1
0−1
low / 720p
10−11
21−24
medium / 1080p
3−4
10−12
The average gaming FPS of Radeon HD 7850M in Battlefield 5 is 180% more, than Mobility Radeon HD 4830.
low / 768p
50−55
45−50
high / 1080p
45−50
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of Mobility Radeon HD 4830 in Call of Duty: Warzone is 6% more, than Radeon HD 7850M.
low / 768p
110−120
120−130
medium / 768p
80−85
100−110
ultra / 1080p
30−35
50−55
QHD / 1440p
−
27−30
4K / 2160p
9−10
−
high / 768p
55−60
75−80
The average gaming FPS of Radeon HD 7850M in Counter-Strike: Global Offensive is 26% more, than Mobility Radeon HD 4830.
low / 768p
70−75
55−60
ultra / 1080p
12−14
16−18
medium / 1080p
45−50
45−50
The average gaming FPS of Mobility Radeon HD 4830 in Cyberpunk 2077 is 10% more, than Radeon HD 7850M.
low / 768p
70−75
80−85
medium / 768p
40−45
55−60
ultra / 1080p
16−18
30−35
The average gaming FPS of Radeon HD 7850M in Dota 2 is 29% more, than Mobility Radeon HD 4830.
high / 1080p
1−2
7−8
ultra / 1080p
−
7−8
4K / 2160p
0−1
3−4
low / 720p
8−9
16−18
medium / 1080p
2−3
8−9
The average gaming FPS of Radeon HD 7850M in Far Cry 5 is 175% more, than Mobility Radeon HD 4830.
high / 1080p
−
14−16
ultra / 1080p
4−5
10−11
QHD / 1440p
1−2
−
low / 720p
45−50
55−60
medium / 1080p
5−6
20−22
The average gaming FPS of Radeon HD 7850M in Fortnite is 52% more, than Mobility Radeon HD 4830.
high / 1080p
2−3
10−11
QHD / 1440p
0−1
−
4K / 2160p
−
8−9
low / 720p
12−14
24−27
medium / 1080p
4−5
12−14
The average gaming FPS of Radeon HD 7850M in Forza Horizon 4 is 166% more, than Mobility Radeon HD 4830.
low / 768p
40−45
50−55
medium / 768p
−
40−45
high / 1080p
2−3
10−12
ultra / 1080p
−
6−7
QHD / 1440p
0−1
0−1
medium / 720p
30−35
−
The average gaming FPS of Radeon HD 7850M in Grand Theft Auto V is 40% more, than Mobility Radeon HD 4830.
high / 1080p
0−1
4−5
ultra / 1080p
0−1
3−4
4K / 2160p
0−1
0−1
low / 720p
1−2
10−12
medium / 1080p
−
6−7
The average gaming FPS of Radeon HD 7850M in Metro Exodus is 1000% more, than Mobility Radeon HD 4830.
low / 768p
85−90
90−95
high / 1080p
55−60
85−90
ultra / 1080p
−
75−80
medium / 1080p
−
90−95
The average gaming FPS of Radeon HD 7850M in Minecraft is 25% more, than Mobility Radeon HD 4830.
high / 1080p
14−16
16−18
ultra / 1080p
12−14
14−16
low / 720p
21−24
30−33
medium / 1080p
14−16
16−18
The average gaming FPS of Radeon HD 7850M in PLAYERUNKNOWN'S BATTLEGROUNDS is 25% more, than Mobility Radeon HD 4830.
ultra / 1080p
−
7−8
QHD / 1440p
0−1
0−1
low / 720p
3−4
10−12
medium / 1080p
−
10−11
The average gaming FPS of Radeon HD 7850M in Red Dead Redemption 2 is 266% more, than Mobility Radeon HD 4830.
low / 768p
5−6
21−24
medium / 768p
5−6
14−16
high / 1080p
2−3
8−9
ultra / 1080p
−
6−7
4K / 2160p
0−1
−
The average gaming FPS of Radeon HD 7850M in The Witcher 3: Wild Hunt is 275% more, than Mobility Radeon HD 4830.
low / 768p
70−75
85−90
medium / 768p
35−40
40−45
ultra / 1080p
10−12
18−20
high / 768p
27−30
35−40
The average gaming FPS of Radeon HD 7850M in World of Tanks is 24% more, than Mobility Radeon HD 4830.
Full Specs
Mobility Radeon HD 4830
Radeon HD 7850M
Architecture
Terascale 1
GCN
Code name
M97
Heathrow Pro
Type
Laptop
Laptop
Release date
3 March 2009
24 April 2012
Pipelines
640
640
Core clock speed
550 MHz
675 MHz
Transistor count
826 million
1,500 million
Manufacturing process technology
40 nm
28 nm
Texture fill rate
17.60
27.00
Floating-point performance
704.0 gflops
864.0 gflops
Memory bus width
128 Bit
128 Bit
Memory clock speed
700 MHz
4000 MHz
Memory bandwidth
44.8 GB/s
64 GB/s
Shared memory
-
-
DirectX
10.1 (10_1)
12 (11_1)
Shader Model
4.1
5.1
OpenGL
3.3
4.6
OpenCL
1.1
1.2
Vulkan
N/A
1.2.131
Laptop size
large
large
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