Mobility Radeon HD 4850 vs Radeon HD 6790
In this comparison between Mobility Radeon HD 4850 and Radeon HD 6790 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 6790 will be their preference. Study the comparison tables below and make your choice.
Mobility Radeon HD 4850 is a Laptop Graphics Card
Note: Mobility Radeon HD 4850 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 4850 here:
Main Specs
Mobility Radeon HD 4850
Radeon HD 6790
Power consumption (TDP)
150 Watt
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
Memory type
GDDR3
GDDR5
Maximum RAM amount
1 GB
1 GB
Display Connectors
No outputs
2x DVI, 1x HDMI, 1x DisplayPort
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Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
Mobility Radeon HD 4850 and Radeon HD 6790 have maximum RAM of 1 GB.
Mobility Radeon HD 4850 is used in Laptops, and Radeon HD 6790 - in Desktops.
Mobility Radeon HD 4850 is build with Terascale 1 architecture, and Radeon HD 6790 - with Terascale 2.
Core clock speed of Radeon HD 6790 is 340 MHz higher, than Mobility Radeon HD 4850.
Mobility Radeon HD 4850 is manufactured by 55 nm process technology, and Radeon HD 6790 - by 40 nm process technology.
Memory clock speed of Radeon HD 6790 is 200 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
7−8
ultra / 1080p
1−2
4−5
QHD / 1440p
0−1
0−1
low / 720p
14−16
18−20
medium / 1080p
5−6
9−10
The average gaming FPS of Radeon HD 6790 in Assassin's Creed Odyssey is 66% more, than Mobility Radeon HD 4850.
high / 1080p
8−9
12−14
ultra / 1080p
6−7
10−12
QHD / 1440p
0−1
0−1
low / 720p
18−20
27−30
medium / 1080p
8−9
14−16
The average gaming FPS of Radeon HD 6790 in Battlefield 5 is 60% more, than Mobility Radeon HD 4850.
low / 768p
50−55
45−50
high / 1080p
40−45
45−50
QHD / 1440p
0−1
0−1
Mobility Radeon HD 4850 and Radeon HD 6790 have the same average FPS in Call of Duty: Warzone.
low / 768p
130−140
140−150
medium / 768p
100−110
120−130
ultra / 1080p
45−50
60−65
QHD / 1440p
24−27
30−35
4K / 2160p
18−20
27−30
high / 768p
75−80
90−95
The average gaming FPS of Radeon HD 6790 in Counter-Strike: Global Offensive is 19% more, than Mobility Radeon HD 4850.
low / 768p
65−70
55−60
ultra / 1080p
21−24
21−24
medium / 1080p
45−50
45−50
The average gaming FPS of Mobility Radeon HD 4850 in Cyberpunk 2077 is 7% more, than Radeon HD 6790.
low / 768p
75−80
85−90
medium / 768p
50−55
65−70
ultra / 1080p
24−27
35−40
The average gaming FPS of Radeon HD 6790 in Dota 2 is 25% more, than Mobility Radeon HD 4850.
high / 1080p
4−5
9−10
ultra / 1080p
4−5
8−9
4K / 2160p
2−3
4−5
low / 720p
14−16
21−24
medium / 1080p
5−6
10−11
The average gaming FPS of Radeon HD 6790 in Far Cry 5 is 83% more, than Mobility Radeon HD 4850.
high / 1080p
12−14
16−18
ultra / 1080p
7−8
10−12
QHD / 1440p
4−5
−
low / 720p
55−60
65−70
medium / 1080p
14−16
27−30
The average gaming FPS of Radeon HD 6790 in Fortnite is 34% more, than Mobility Radeon HD 4850.
high / 1080p
7−8
14−16
ultra / 1080p
−
12−14
QHD / 1440p
4−5
2−3
4K / 2160p
3−4
−
low / 720p
21−24
27−30
medium / 1080p
10−11
16−18
The average gaming FPS of Radeon HD 6790 in Forza Horizon 4 is 36% more, than Mobility Radeon HD 4850.
low / 768p
50−55
55−60
medium / 768p
−
50−55
high / 1080p
7−8
14−16
ultra / 1080p
3−4
7−8
QHD / 1440p
0−1
0−1
medium / 720p
40−45
−
The average gaming FPS of Radeon HD 6790 in Grand Theft Auto V is 23% more, than Mobility Radeon HD 4850.
high / 1080p
2−3
5−6
ultra / 1080p
1−2
4−5
4K / 2160p
0−1
0−1
low / 720p
7−8
14−16
medium / 1080p
4−5
7−8
The average gaming FPS of Radeon HD 6790 in Metro Exodus is 100% more, than Mobility Radeon HD 4850.
low / 768p
90−95
95−100
high / 1080p
85−90
90−95
ultra / 1080p
85−90
85−90
4K / 2160p
75−80
−
medium / 1080p
−
95−100
The average gaming FPS of Radeon HD 6790 in Minecraft is 3% more, than Mobility Radeon HD 4850.
high / 1080p
−
16−18
ultra / 1080p
12−14
14−16
low / 720p
30−35
35−40
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon HD 6790 in PLAYERUNKNOWN'S BATTLEGROUNDS is 15% more, than Mobility Radeon HD 4850.
ultra / 1080p
7−8
8−9
QHD / 1440p
−
0−1
low / 720p
8−9
14−16
medium / 1080p
8−9
10−12
The average gaming FPS of Radeon HD 6790 in Red Dead Redemption 2 is 37% more, than Mobility Radeon HD 4850.
low / 768p
14−16
27−30
medium / 768p
10−11
18−20
high / 1080p
5−6
10−11
ultra / 1080p
4−5
7−8
4K / 2160p
2−3
6−7
The average gaming FPS of Radeon HD 6790 in The Witcher 3: Wild Hunt is 100% more, than Mobility Radeon HD 4850.
low / 768p
80−85
85−90
medium / 768p
40−45
45−50
ultra / 1080p
16−18
21−24
high / 768p
30−35
40−45
The average gaming FPS of Radeon HD 6790 in World of Tanks is 16% more, than Mobility Radeon HD 4850.
Full Specs
Mobility Radeon HD 4850
Radeon HD 6790
Architecture
Terascale 1
Terascale 2
Code name
M98
Barts
Type
Laptop
Desktop
Release date
9 January 2009
4 April 2011
Pipelines
800
800
Core clock speed
500 MHz
840 MHz
Transistor count
956 million
1,700 million
Manufacturing process technology
55 nm
40 nm
Texture fill rate
20.00
33.60
Floating-point performance
800.0 gflops
1,344.0 gflops
Length
198 mm
Memory bus width
256 Bit
256 Bit
Memory clock speed
850 MHz
1050 MHz
Memory bandwidth
54.4 GB/s
134.4 GB/s
Shared memory
-
DirectX
10.1 (10_1)
11.2 (11_0)
Shader Model
4.1
5.0
OpenGL
3.3
4.4
OpenCL
1.1
1.2
Vulkan
N/A
N/A
Bitcoin / BTC (SHA256)
122 Mh/s
Laptop size
large
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