Radeon HD 6790 vs Radeon HD 6850M
If you are going to buy a new graphics card and are choosing between Radeon HD 6790 and Radeon HD 6850M, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 6790 stacks up against Radeon HD 6850M, check out specs charts below.
Radeon HD 6850M is a Laptop Graphics Card
Note: Radeon HD 6850M 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 Radeon HD 6850M here:
Main Specs
Radeon HD 6790
Radeon HD 6850M
Power consumption (TDP)
150 Watt
50 Watt
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
Memory type
GDDR5
DDR3, GDDR5
Maximum RAM amount
1 GB
1 GB
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
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Radeon HD 6790 has 200% more power consumption, than Radeon HD 6850M.
Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
Radeon HD 6790 and Radeon HD 6850M have maximum RAM of 1 GB.
Radeon HD 6790 is used in Desktops, and Radeon HD 6850M - in Laptops.
Radeon HD 6790 and Radeon HD 6850M are build with Terascale 2 architecture.
Core clock speed of Radeon HD 6790 is 265 MHz higher, than Radeon HD 6850M.
Radeon HD 6790 and Radeon HD 6850M are manufactured by 40 nm process technology.
Memory clock speed of Radeon HD 6790 is 250 MHz higher, than Radeon HD 6850M.
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
7−8
2−3
ultra / 1080p
4−5
0−1
QHD / 1440p
0−1
0−1
low / 720p
18−20
12−14
medium / 1080p
9−10
3−4
The average gaming FPS of Radeon HD 6790 in Assassin's Creed Odyssey is 100% more, than Radeon HD 6850M.
high / 1080p
12−14
−
ultra / 1080p
10−12
4−5
QHD / 1440p
0−1
0−1
low / 720p
27−30
14−16
medium / 1080p
14−16
6−7
The average gaming FPS of Radeon HD 6790 in Battlefield 5 is 125% more, than Radeon HD 6850M.
low / 768p
45−50
50−55
high / 1080p
45−50
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon HD 6850M in Call of Duty: Warzone is 6% more, than Radeon HD 6790.
low / 768p
140−150
120−130
medium / 768p
120−130
95−100
ultra / 1080p
60−65
40−45
QHD / 1440p
30−35
−
4K / 2160p
27−30
10−11
high / 768p
90−95
65−70
The average gaming FPS of Radeon HD 6790 in Counter-Strike: Global Offensive is 32% more, than Radeon HD 6850M.
low / 768p
55−60
70−75
ultra / 1080p
21−24
16−18
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon HD 6850M in Cyberpunk 2077 is 7% more, than Radeon HD 6790.
low / 768p
85−90
75−80
medium / 768p
65−70
45−50
ultra / 1080p
35−40
21−24
The average gaming FPS of Radeon HD 6790 in Dota 2 is 30% more, than Radeon HD 6850M.
high / 1080p
9−10
3−4
ultra / 1080p
8−9
3−4
4K / 2160p
4−5
1−2
low / 720p
21−24
12−14
medium / 1080p
10−11
4−5
The average gaming FPS of Radeon HD 6790 in Far Cry 5 is 120% more, than Radeon HD 6850M.
high / 1080p
16−18
10−12
ultra / 1080p
10−12
6−7
QHD / 1440p
−
2−3
low / 720p
65−70
50−55
medium / 1080p
27−30
10−12
The average gaming FPS of Radeon HD 6790 in Fortnite is 55% more, than Radeon HD 6850M.
high / 1080p
14−16
4−5
ultra / 1080p
12−14
−
QHD / 1440p
2−3
0−1
low / 720p
27−30
18−20
medium / 1080p
16−18
7−8
The average gaming FPS of Radeon HD 6790 in Forza Horizon 4 is 100% more, than Radeon HD 6850M.
low / 768p
55−60
45−50
medium / 768p
50−55
−
high / 1080p
14−16
5−6
ultra / 1080p
7−8
3−4
QHD / 1440p
0−1
0−1
medium / 720p
−
35−40
The average gaming FPS of Radeon HD 6790 in Grand Theft Auto V is 44% more, than Radeon HD 6850M.
high / 1080p
5−6
1−2
ultra / 1080p
4−5
0−1
4K / 2160p
0−1
0−1
low / 720p
14−16
5−6
medium / 1080p
7−8
3−4
The average gaming FPS of Radeon HD 6790 in Metro Exodus is 200% more, than Radeon HD 6850M.
low / 768p
95−100
90−95
high / 1080p
90−95
60−65
ultra / 1080p
85−90
−
medium / 1080p
95−100
−
The average gaming FPS of Radeon HD 6790 in Minecraft is 23% more, than Radeon HD 6850M.
high / 1080p
16−18
14−16
ultra / 1080p
14−16
12−14
low / 720p
35−40
27−30
medium / 1080p
18−20
14−16
The average gaming FPS of Radeon HD 6790 in PLAYERUNKNOWN'S BATTLEGROUNDS is 29% more, than Radeon HD 6850M.
ultra / 1080p
8−9
3−4
QHD / 1440p
0−1
0−1
low / 720p
14−16
6−7
medium / 1080p
10−12
−
The average gaming FPS of Radeon HD 6790 in Red Dead Redemption 2 is 120% more, than Radeon HD 6850M.
low / 768p
27−30
10−12
medium / 768p
18−20
8−9
high / 1080p
10−11
4−5
ultra / 1080p
7−8
3−4
4K / 2160p
6−7
0−1
The average gaming FPS of Radeon HD 6790 in The Witcher 3: Wild Hunt is 166% more, than Radeon HD 6850M.
low / 768p
85−90
75−80
medium / 768p
45−50
40−45
ultra / 1080p
21−24
14−16
high / 768p
40−45
30−35
The average gaming FPS of Radeon HD 6790 in World of Tanks is 21% more, than Radeon HD 6850M.
Full Specs
Radeon HD 6790
Radeon HD 6850M
Architecture
Terascale 2
Terascale 2
Code name
Barts
Granville Pro/LP
Type
Desktop
Laptop
Release date
4 April 2011
6 January 2011
Pipelines
800
800
Core clock speed
840 MHz
575 / 675 MHz
Transistor count
1,700 million
1,040 million
Manufacturing process technology
40 nm
40 nm
Texture fill rate
33.60
27.00
Floating-point performance
1,344.0 gflops
1,080.0 gflops
Length
198 mm
Memory bus width
256 Bit
128 Bit
Memory clock speed
1050 MHz
800 MHz
Memory bandwidth
134.4 GB/s
25.6 GB/s
Shared memory
-
DirectX
11.2 (11_0)
11.2 (11_0)
Shader Model
5.0
5.0
OpenGL
4.4
4.4
OpenCL
1.2
1.2
Vulkan
N/A
N/A
Bitcoin / BTC (SHA256)
122 Mh/s
Laptop size
large
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