Mobility Radeon HD 4830 vs Radeon HD 7870
When choosing between Mobility Radeon HD 4830 and Radeon HD 7870, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Mobility Radeon HD 4830 and Radeon HD 7870.
Mobility Radeon HD 4830 is a Laptop Graphics Card
Note: Mobility Radeon HD 4830 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 4830 here:
Main Specs
Mobility Radeon HD 4830
Radeon HD 7870
Power consumption (TDP)
175 Watt
Interface
PCIe 2.0 x16
Memory type
GDDR3, DDR3
GDDR5
Maximum RAM amount
1 GB
2 GB
Display Connectors
No outputs
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Radeon HD 7870 has 1 GB more memory, than Mobility Radeon HD 4830.
Mobility Radeon HD 4830 is used in Laptops, and Radeon HD 7870 - in Desktops.
Mobility Radeon HD 4830 is build with Terascale 1 architecture, and Radeon HD 7870 - with GCN.
Core clock speed of Radeon HD 7870 is 450 MHz higher, than Mobility Radeon HD 4830.
Mobility Radeon HD 4830 is manufactured by 40 nm process technology, and Radeon HD 7870 - by 28 nm process technology.
Memory clock speed of Radeon HD 7870 is 4100 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
24−27
ultra / 1080p
0−1
14−16
QHD / 1440p
0−1
9−10
4K / 2160p
−
6−7
low / 720p
10−11
45−50
medium / 1080p
1−2
30−33
The average gaming FPS of Radeon HD 7870 in Assassin's Creed Odyssey is 550% more, than Mobility Radeon HD 4830.
high / 1080p
−
35−40
ultra / 1080p
2−3
30−35
QHD / 1440p
0−1
16−18
4K / 2160p
−
10−11
low / 720p
10−11
75−80
medium / 1080p
3−4
40−45
The average gaming FPS of Radeon HD 7870 in Battlefield 5 is 900% more, than Mobility Radeon HD 4830.
low / 768p
50−55
50−55
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
Mobility Radeon HD 4830 and Radeon HD 7870 have the same average FPS in Call of Duty: Warzone.
low / 768p
110−120
240−250
medium / 768p
80−85
210−220
ultra / 1080p
30−35
130−140
QHD / 1440p
−
100−110
4K / 2160p
9−10
60−65
high / 768p
55−60
180−190
The average gaming FPS of Radeon HD 7870 in Counter-Strike: Global Offensive is 184% more, than Mobility Radeon HD 4830.
low / 768p
70−75
60−65
ultra / 1080p
12−14
−
medium / 1080p
45−50
55−60
Mobility Radeon HD 4830 and Radeon HD 7870 have the same average FPS in Cyberpunk 2077.
low / 768p
70−75
120−130
medium / 768p
40−45
110−120
ultra / 1080p
16−18
85−90
The average gaming FPS of Radeon HD 7870 in Dota 2 is 147% more, than Mobility Radeon HD 4830.
high / 1080p
1−2
30−33
ultra / 1080p
−
27−30
QHD / 1440p
−
21−24
4K / 2160p
0−1
9−10
low / 720p
8−9
60−65
medium / 1080p
2−3
30−35
The average gaming FPS of Radeon HD 7870 in Far Cry 5 is 950% more, than Mobility Radeon HD 4830.
high / 1080p
−
35−40
ultra / 1080p
4−5
30−33
QHD / 1440p
1−2
18−20
low / 720p
45−50
130−140
medium / 1080p
5−6
80−85
The average gaming FPS of Radeon HD 7870 in Fortnite is 378% more, than Mobility Radeon HD 4830.
high / 1080p
2−3
40−45
ultra / 1080p
−
30−33
QHD / 1440p
0−1
18−20
4K / 2160p
−
14−16
low / 720p
12−14
75−80
medium / 1080p
4−5
45−50
The average gaming FPS of Radeon HD 7870 in Forza Horizon 4 is 816% more, than Mobility Radeon HD 4830.
low / 768p
40−45
110−120
medium / 768p
−
100−110
high / 1080p
2−3
45−50
ultra / 1080p
−
20−22
QHD / 1440p
0−1
10−11
medium / 720p
30−35
−
The average gaming FPS of Radeon HD 7870 in Grand Theft Auto V is 268% more, than Mobility Radeon HD 4830.
high / 1080p
0−1
14−16
ultra / 1080p
0−1
12−14
QHD / 1440p
−
10−12
4K / 2160p
0−1
4−5
low / 720p
1−2
45−50
medium / 1080p
−
21−24
The average gaming FPS of Radeon HD 7870 in Metro Exodus is 4600% more, than Mobility Radeon HD 4830.
low / 768p
85−90
120−130
high / 1080p
55−60
−
medium / 1080p
−
110−120
The average gaming FPS of Radeon HD 7870 in Minecraft is 43% more, than Mobility Radeon HD 4830.
high / 1080p
14−16
−
ultra / 1080p
12−14
14−16
low / 720p
21−24
75−80
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon HD 7870 in PLAYERUNKNOWN'S BATTLEGROUNDS is 131% more, than Mobility Radeon HD 4830.
high / 1080p
−
16−18
ultra / 1080p
−
10−12
QHD / 1440p
0−1
4−5
4K / 2160p
−
2−3
low / 720p
3−4
45−50
medium / 1080p
−
24−27
The average gaming FPS of Radeon HD 7870 in Red Dead Redemption 2 is 1466% more, than Mobility Radeon HD 4830.
low / 768p
5−6
85−90
medium / 768p
5−6
50−55
high / 1080p
2−3
30−33
ultra / 1080p
−
16−18
4K / 2160p
0−1
10−11
The average gaming FPS of Radeon HD 7870 in The Witcher 3: Wild Hunt is 1325% more, than Mobility Radeon HD 4830.
low / 768p
70−75
90−95
medium / 768p
35−40
60−65
ultra / 1080p
10−12
45−50
high / 768p
27−30
55−60
The average gaming FPS of Radeon HD 7870 in World of Tanks is 75% more, than Mobility Radeon HD 4830.
Full Specs
Mobility Radeon HD 4830
Radeon HD 7870
Architecture
Terascale 1
GCN
Code name
M97
Pitcairn XT
Type
Laptop
Desktop
Release date
3 March 2009
5 March 2012
Pipelines
640
1280
Core clock speed
550 MHz
1000 MHz
Transistor count
826 million
2800 Million
Manufacturing process technology
40 nm
28 nm
Texture fill rate
17.60
Floating-point performance
704.0 gflops
Memory bus width
128 Bit
256 Bit
Memory clock speed
700 MHz
4800 MHz
Memory bandwidth
44.8 GB/s
Shared memory
-
-
DirectX
10.1 (10_1)
DirectX 11.1, Shader 5.1
Shader Model
4.1
OpenGL
3.3
OpenCL
1.1
Vulkan
N/A
Monero / XMR (CryptoNight)
0.39 kh/s
Laptop size
large
Eyefinity
+
Decred / DCR (Decred)
0.63 Gh/s
Ethereum / ETH (DaggerHashimoto)
16.6 Mh/s
Zcash / ZEC (Equihash)
145 Sol/s
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