Mobility Radeon HD 4830 vs Radeon HD 7970
In this comparison between Mobility Radeon HD 4830 and Radeon HD 7970 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 7970 will be their preference. Study the comparison tables below and make your choice.
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 7970
Power consumption (TDP)
300 Watt
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
Memory type
GDDR3, DDR3
GDDR5
Maximum RAM amount
1 GB
3 GB
Display Connectors
No outputs
1x DVI, 1x HDMI, 2x mini-DisplayPort
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Mobility Radeon HD 4830 is connected by PCIe 2.0 x16, and Radeon HD 7970 uses PCIe 3.0 x16 interface.
Radeon HD 7970 has 2 GB more memory, than Mobility Radeon HD 4830.
Mobility Radeon HD 4830 is used in Laptops, and Radeon HD 7970 - in Desktops.
Mobility Radeon HD 4830 is build with Terascale 1 architecture, and Radeon HD 7970 - with GCN.
Mobility Radeon HD 4830 is manufactured by 40 nm process technology, and Radeon HD 7970 - by 28 nm process technology.
Memory clock speed of Radeon HD 7970 is 675 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
35−40
ultra / 1080p
0−1
21−24
QHD / 1440p
0−1
16−18
4K / 2160p
−
10−11
low / 720p
10−11
60−65
medium / 1080p
1−2
40−45
The average gaming FPS of Radeon HD 7970 in Assassin's Creed Odyssey is 766% more, than Mobility Radeon HD 4830.
high / 1080p
−
55−60
ultra / 1080p
2−3
45−50
QHD / 1440p
0−1
35−40
4K / 2160p
−
18−20
low / 720p
10−11
100−110
medium / 1080p
3−4
60−65
The average gaming FPS of Radeon HD 7970 in Battlefield 5 is 1320% 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 7970 have the same average FPS in Call of Duty: Warzone.
low / 768p
110−120
250−260
medium / 768p
80−85
220−230
ultra / 1080p
30−35
180−190
QHD / 1440p
−
110−120
4K / 2160p
9−10
70−75
high / 768p
55−60
210−220
The average gaming FPS of Radeon HD 7970 in Counter-Strike: Global Offensive is 222% 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 7970 have the same average FPS in Cyberpunk 2077.
low / 768p
70−75
120−130
medium / 768p
40−45
110−120
ultra / 1080p
16−18
100−110
The average gaming FPS of Radeon HD 7970 in Dota 2 is 161% more, than Mobility Radeon HD 4830.
high / 1080p
1−2
45−50
ultra / 1080p
−
40−45
QHD / 1440p
−
27−30
4K / 2160p
0−1
14−16
low / 720p
8−9
80−85
medium / 1080p
2−3
45−50
The average gaming FPS of Radeon HD 7970 in Far Cry 5 is 1375% more, than Mobility Radeon HD 4830.
high / 1080p
−
60−65
ultra / 1080p
4−5
45−50
QHD / 1440p
1−2
27−30
4K / 2160p
−
27−30
low / 720p
45−50
180−190
medium / 1080p
5−6
110−120
The average gaming FPS of Radeon HD 7970 in Fortnite is 571% more, than Mobility Radeon HD 4830.
high / 1080p
2−3
60−65
ultra / 1080p
−
45−50
QHD / 1440p
0−1
30−35
4K / 2160p
−
24−27
low / 720p
12−14
100−110
medium / 1080p
4−5
65−70
The average gaming FPS of Radeon HD 7970 in Forza Horizon 4 is 1200% more, than Mobility Radeon HD 4830.
low / 768p
40−45
140−150
medium / 768p
−
120−130
high / 1080p
2−3
70−75
ultra / 1080p
−
30−35
QHD / 1440p
0−1
21−24
medium / 720p
30−35
−
The average gaming FPS of Radeon HD 7970 in Grand Theft Auto V is 390% more, than Mobility Radeon HD 4830.
high / 1080p
0−1
24−27
ultra / 1080p
0−1
20−22
QHD / 1440p
−
16−18
4K / 2160p
0−1
8−9
low / 720p
1−2
65−70
medium / 1080p
−
30−35
The average gaming FPS of Radeon HD 7970 in Metro Exodus is 6600% more, than Mobility Radeon HD 4830.
low / 768p
85−90
130−140
high / 1080p
55−60
−
medium / 1080p
−
120−130
The average gaming FPS of Radeon HD 7970 in Minecraft is 55% more, than Mobility Radeon HD 4830.
high / 1080p
14−16
−
ultra / 1080p
12−14
14−16
low / 720p
21−24
100−110
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon HD 7970 in PLAYERUNKNOWN'S BATTLEGROUNDS is 187% more, than Mobility Radeon HD 4830.
high / 1080p
−
24−27
ultra / 1080p
−
16−18
QHD / 1440p
0−1
10−11
4K / 2160p
−
7−8
low / 720p
3−4
65−70
medium / 1080p
−
35−40
The average gaming FPS of Radeon HD 7970 in Red Dead Redemption 2 is 2133% more, than Mobility Radeon HD 4830.
low / 768p
5−6
130−140
medium / 768p
5−6
85−90
high / 1080p
2−3
45−50
ultra / 1080p
−
24−27
4K / 2160p
0−1
16−18
The average gaming FPS of Radeon HD 7970 in The Witcher 3: Wild Hunt is 2150% more, than Mobility Radeon HD 4830.
low / 768p
70−75
90−95
medium / 768p
35−40
60−65
ultra / 1080p
10−12
50−55
high / 768p
27−30
60−65
The average gaming FPS of Radeon HD 7970 in World of Tanks is 81% more, than Mobility Radeon HD 4830.
Full Specs
Mobility Radeon HD 4830
Radeon HD 7970
Architecture
Terascale 1
GCN
Code name
M97
Tahiti XT
Type
Laptop
Desktop
Release date
3 March 2009
22 December 2011
Pipelines
640
2048
Core clock speed
550 MHz
Boost Clock
925 MHz
Transistor count
826 million
4,313 million
Manufacturing process technology
40 nm
28 nm
Texture fill rate
17.60
118.4
Floating-point performance
704.0 gflops
3,789 gflops
Length
274 mm
Memory bus width
128 Bit
384 Bit
Memory clock speed
700 MHz
1375 MHz
Memory bandwidth
44.8 GB/s
264 GB/s
Shared memory
-
-
DirectX
10.1 (10_1)
Shader Model
4.1
5.1
OpenGL
3.3
4.6
OpenCL
1.1
1.2
Vulkan
N/A
FreeSync
+
Bus support
PCIe 2.1 x16
HDMI
+
Bitcoin / BTC (SHA256)
485 Mh/s
Laptop size
large
Eyefinity
+
Design
reference
CrossFire
+
Ethereum / ETH (DaggerHashimoto)
20.71 Mh/s
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