Mobility Radeon HD 4850 vs Radeon HD 8790M
In this comparison between Mobility Radeon HD 4850 and Radeon HD 8790M 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 4850 will be the best choice, for others Radeon HD 8790M will be their preference. Study the comparison tables below and make your choice.
Mobility Radeon HD 4850 and Radeon HD 8790M are Laptop Graphics Cards
Note: Mobility Radeon HD 4850 and Radeon HD 8790M 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 4850 or Radeon HD 8790M here:
Main Specs
Mobility Radeon HD 4850
Radeon HD 8790M
Interface
PCIe 2.0 x16
MXM-A (3.0)
Supplementary power connectors
None
Memory type
GDDR3
GDDR5
Maximum RAM amount
1 GB
2 GB
Display Connectors
No outputs
No outputs
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Mobility Radeon HD 4850 is connected by PCIe 2.0 x16, and Radeon HD 8790M uses MXM-A (3.0) interface.
Radeon HD 8790M has 1 GB more memory, than Mobility Radeon HD 4850.
Both cards are used in Laptops.
Mobility Radeon HD 4850 is build with Terascale 1 architecture, and Radeon HD 8790M - with GCN.
Core clock speed of Radeon HD 8790M is 350 MHz higher, than Mobility Radeon HD 4850.
Mobility Radeon HD 4850 is manufactured by 55 nm process technology, and Radeon HD 8790M - by 28 nm process technology.
Memory clock speed of Radeon HD 8790M is 3650 MHz higher, than Mobility Radeon HD 4850.
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
3−4
3−4
ultra / 1080p
1−2
1−2
QHD / 1440p
0−1
0−1
low / 720p
14−16
14−16
medium / 1080p
5−6
6−7
Mobility Radeon HD 4850 and Radeon HD 8790M have the same average FPS in Assassin's Creed Odyssey.
high / 1080p
8−9
8−9
ultra / 1080p
6−7
6−7
QHD / 1440p
0−1
0−1
low / 720p
18−20
21−24
medium / 1080p
8−9
9−10
The average gaming FPS of Radeon HD 8790M in Battlefield 5 is 10% more, than Mobility Radeon HD 4850.
low / 768p
50−55
45−50
high / 1080p
40−45
40−45
QHD / 1440p
0−1
0−1
The average gaming FPS of Mobility Radeon HD 4850 in Call of Duty: Warzone is 4% more, than Radeon HD 8790M.
low / 768p
130−140
120−130
medium / 768p
100−110
100−110
ultra / 1080p
45−50
50−55
QHD / 1440p
24−27
24−27
4K / 2160p
18−20
−
high / 768p
75−80
75−80
The average gaming FPS of Mobility Radeon HD 4850 in Counter-Strike: Global Offensive is 1% more, than Radeon HD 8790M.
low / 768p
65−70
70−75
ultra / 1080p
21−24
21−24
medium / 1080p
45−50
40−45
Mobility Radeon HD 4850 and Radeon HD 8790M have the same average FPS in Cyberpunk 2077.
low / 768p
75−80
75−80
medium / 768p
50−55
55−60
ultra / 1080p
24−27
30−35
The average gaming FPS of Radeon HD 8790M in Dota 2 is 7% more, than Mobility Radeon HD 4850.
high / 1080p
4−5
4−5
ultra / 1080p
4−5
4−5
4K / 2160p
2−3
1−2
low / 720p
14−16
14−16
medium / 1080p
5−6
6−7
Mobility Radeon HD 4850 and Radeon HD 8790M have the same average FPS in Far Cry 5.
high / 1080p
12−14
12−14
ultra / 1080p
7−8
7−8
QHD / 1440p
4−5
4−5
low / 720p
55−60
60−65
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon HD 8790M in Fortnite is 10% more, than Mobility Radeon HD 4850.
high / 1080p
7−8
8−9
ultra / 1080p
−
7−8
QHD / 1440p
4−5
0−1
4K / 2160p
3−4
−
low / 720p
21−24
21−24
medium / 1080p
10−11
10−11
Mobility Radeon HD 4850 and Radeon HD 8790M have the same average FPS in Forza Horizon 4.
low / 768p
50−55
50−55
high / 1080p
7−8
10−11
ultra / 1080p
3−4
4−5
QHD / 1440p
0−1
0−1
medium / 720p
40−45
40−45
The average gaming FPS of Radeon HD 8790M in Grand Theft Auto V is 3% more, than Mobility Radeon HD 4850.
high / 1080p
2−3
2−3
ultra / 1080p
1−2
0−1
4K / 2160p
0−1
0−1
low / 720p
7−8
9−10
medium / 1080p
4−5
4−5
The average gaming FPS of Radeon HD 8790M in Metro Exodus is 25% more, than Mobility Radeon HD 4850.
low / 768p
90−95
85−90
high / 1080p
85−90
70−75
ultra / 1080p
85−90
−
4K / 2160p
75−80
−
The average gaming FPS of Mobility Radeon HD 4850 in Minecraft is 12% more, than Radeon HD 8790M.
ultra / 1080p
12−14
12−14
low / 720p
30−35
30−35
medium / 1080p
14−16
14−16
Mobility Radeon HD 4850 and Radeon HD 8790M have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS.
high / 1080p
−
7−8
ultra / 1080p
7−8
4−5
QHD / 1440p
−
0−1
low / 720p
8−9
8−9
medium / 1080p
8−9
8−9
The average gaming FPS of Mobility Radeon HD 4850 in Red Dead Redemption 2 is 14% more, than Radeon HD 8790M.
low / 768p
14−16
20−22
medium / 768p
10−11
12−14
high / 1080p
5−6
7−8
ultra / 1080p
4−5
5−6
4K / 2160p
2−3
1−2
The average gaming FPS of Radeon HD 8790M in The Witcher 3: Wild Hunt is 28% more, than Mobility Radeon HD 4850.
low / 768p
80−85
75−80
medium / 768p
40−45
40−45
ultra / 1080p
16−18
18−20
high / 768p
30−35
30−35
The average gaming FPS of Mobility Radeon HD 4850 in World of Tanks is 2% more, than Radeon HD 8790M.
Full Specs
Mobility Radeon HD 4850
Radeon HD 8790M
Architecture
Terascale 1
GCN
Code name
M98
Mars XTX
Type
Laptop
Laptop
Release date
9 January 2009
16 November 2012
Pipelines
800
384
Core clock speed
500 MHz
850 MHz
Boost Clock
900 MHz
Transistor count
956 million
950 million
Manufacturing process technology
55 nm
28 nm
Texture fill rate
20.00
21.60
Floating-point performance
800.0 gflops
691.2 gflops
Memory bus width
256 Bit
128 Bit
Memory clock speed
850 MHz
4500 MHz
Memory bandwidth
54.4 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
Bitcoin / BTC (SHA256)
80 Mh/s
Laptop size
large
medium sized
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