Mobility Radeon HD 4830 vs Radeon HD 6870
When choosing between Mobility Radeon HD 4830 and Radeon HD 6870, 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 6870.
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 6870
Power consumption (TDP)
151 Watt
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
Memory type
GDDR3, DDR3
GDDR5
Maximum RAM amount
1 GB
1 GB
Display Connectors
No outputs
2x DVI, 1x HDMI, 2x mini-DisplayPort
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Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
Mobility Radeon HD 4830 and Radeon HD 6870 have maximum RAM of 1 GB.
Mobility Radeon HD 4830 is used in Laptops, and Radeon HD 6870 - in Desktops.
Mobility Radeon HD 4830 is build with Terascale 1 architecture, and Radeon HD 6870 - with Terascale 2.
Mobility Radeon HD 4830 and Radeon HD 6870 are manufactured by 40 nm process technology.
Memory clock speed of Radeon HD 6870 is 350 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
10−12
ultra / 1080p
0−1
6−7
QHD / 1440p
0−1
1−2
low / 720p
10−11
24−27
medium / 1080p
1−2
12−14
The average gaming FPS of Radeon HD 6870 in Assassin's Creed Odyssey is 216% more, than Mobility Radeon HD 4830.
high / 1080p
−
18−20
ultra / 1080p
2−3
14−16
QHD / 1440p
0−1
1−2
low / 720p
10−11
35−40
medium / 1080p
3−4
20−22
The average gaming FPS of Radeon HD 6870 in Battlefield 5 is 380% more, than Mobility Radeon HD 4830.
low / 768p
50−55
45−50
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
The average gaming FPS of Mobility Radeon HD 4830 in Call of Duty: Warzone is 10% more, than Radeon HD 6870.
low / 768p
110−120
180−190
medium / 768p
80−85
140−150
ultra / 1080p
30−35
75−80
QHD / 1440p
−
40−45
4K / 2160p
9−10
30−33
high / 768p
55−60
110−120
The average gaming FPS of Radeon HD 6870 in Counter-Strike: Global Offensive is 86% more, than Mobility Radeon HD 4830.
low / 768p
70−75
55−60
ultra / 1080p
12−14
30−33
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon HD 6870 in Cyberpunk 2077 is 2% more, than Mobility Radeon HD 4830.
low / 768p
70−75
95−100
medium / 768p
40−45
75−80
ultra / 1080p
16−18
50−55
The average gaming FPS of Radeon HD 6870 in Dota 2 is 70% more, than Mobility Radeon HD 4830.
high / 1080p
1−2
12−14
ultra / 1080p
−
12−14
4K / 2160p
0−1
5−6
low / 720p
8−9
27−30
medium / 1080p
2−3
14−16
The average gaming FPS of Radeon HD 6870 in Far Cry 5 is 350% more, than Mobility Radeon HD 4830.
high / 1080p
−
20−22
ultra / 1080p
4−5
14−16
QHD / 1440p
1−2
−
low / 720p
45−50
80−85
medium / 1080p
5−6
35−40
The average gaming FPS of Radeon HD 6870 in Fortnite is 136% more, than Mobility Radeon HD 4830.
high / 1080p
2−3
18−20
ultra / 1080p
−
14−16
QHD / 1440p
0−1
5−6
low / 720p
12−14
40−45
medium / 1080p
4−5
21−24
The average gaming FPS of Radeon HD 6870 in Forza Horizon 4 is 366% more, than Mobility Radeon HD 4830.
low / 768p
40−45
70−75
medium / 768p
−
60−65
high / 1080p
2−3
21−24
ultra / 1080p
−
9−10
QHD / 1440p
0−1
0−1
medium / 720p
30−35
−
The average gaming FPS of Radeon HD 6870 in Grand Theft Auto V is 113% more, than Mobility Radeon HD 4830.
high / 1080p
0−1
7−8
ultra / 1080p
0−1
5−6
4K / 2160p
0−1
1−2
low / 720p
1−2
21−24
medium / 1080p
−
9−10
The average gaming FPS of Radeon HD 6870 in Metro Exodus is 2100% more, than Mobility Radeon HD 4830.
low / 768p
85−90
100−110
high / 1080p
55−60
−
ultra / 1080p
−
90−95
medium / 1080p
−
100−105
The average gaming FPS of Radeon HD 6870 in Minecraft is 20% more, than Mobility Radeon HD 4830.
high / 1080p
14−16
18−20
ultra / 1080p
12−14
16−18
low / 720p
21−24
45−50
medium / 1080p
14−16
21−24
The average gaming FPS of Radeon HD 6870 in PLAYERUNKNOWN'S BATTLEGROUNDS is 62% more, than Mobility Radeon HD 4830.
high / 1080p
−
12−14
ultra / 1080p
−
8−9
QHD / 1440p
0−1
0−1
low / 720p
3−4
20−22
medium / 1080p
−
12−14
The average gaming FPS of Radeon HD 6870 in Red Dead Redemption 2 is 600% more, than Mobility Radeon HD 4830.
low / 768p
5−6
40−45
medium / 768p
5−6
24−27
high / 1080p
2−3
14−16
ultra / 1080p
−
8−9
4K / 2160p
0−1
7−8
The average gaming FPS of Radeon HD 6870 in The Witcher 3: Wild Hunt is 575% more, than Mobility Radeon HD 4830.
low / 768p
70−75
95−100
medium / 768p
35−40
55−60
ultra / 1080p
10−12
27−30
high / 768p
27−30
45−50
The average gaming FPS of Radeon HD 6870 in World of Tanks is 54% more, than Mobility Radeon HD 4830.
Full Specs
Mobility Radeon HD 4830
Radeon HD 6870
Architecture
Terascale 1
Terascale 2
Code name
M97
RV940 Barts
Type
Laptop
Desktop
Release date
3 March 2009
22 October 2010
Pipelines
640
1120
Core clock speed
550 MHz
Boost Clock
900 MHz
Transistor count
826 million
1,700 million
Manufacturing process technology
40 nm
40 nm
Texture fill rate
17.60
50.40
Floating-point performance
704.0 gflops
2,016.0 gflops
Length
220 mm
Memory bus width
128 Bit
256 Bit
Memory clock speed
700 MHz
1050 MHz
Memory bandwidth
44.8 GB/s
134.4 GB/s
Shared memory
-
-
DirectX
10.1 (10_1)
Shader Model
4.1
5.0
OpenGL
3.3
4.4
OpenCL
1.1
1.2
Vulkan
N/A
Bus support
PCIe 2.0 x16
HDMI
+
Bitcoin / BTC (SHA256)
213 Mh/s
Laptop size
large
Eyefinity
+
Design
reference
CrossFire
+
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