Radeon HD 6850M vs Radeon HD 7970M
If you are going to buy a new graphics card and are choosing between Radeon HD 6850M and Radeon HD 7970M, 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 6850M stacks up against Radeon HD 7970M, check out specs charts below.
Radeon HD 6850M and Radeon HD 7970M are Laptop Graphics Cards
Note: Radeon HD 6850M and Radeon HD 7970M 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 Radeon HD 6850M or Radeon HD 7970M here:
Main Specs
Radeon HD 6850M
Radeon HD 7970M
Power consumption (TDP)
50 Watt
100 Watt
Interface
PCIe 2.0 x16
MXM-B (3.0)
Supplementary power connectors
None
Memory type
DDR3, GDDR5
GDDR5
Maximum RAM amount
1 GB
2 GB
Display Connectors
No outputs
No outputs
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Radeon HD 7970M has 100% more power consumption, than Radeon HD 6850M.
Radeon HD 6850M is connected by PCIe 2.0 x16, and Radeon HD 7970M uses MXM-B (3.0) interface.
Radeon HD 7970M has 1 GB more memory, than Radeon HD 6850M.
Both cards are used in Laptops.
Radeon HD 6850M is build with Terascale 2 architecture, and Radeon HD 7970M - with GCN.
Core clock speed of Radeon HD 7970M is 275 MHz higher, than Radeon HD 6850M.
Radeon HD 6850M is manufactured by 40 nm process technology, and Radeon HD 7970M - by 28 nm process technology.
Memory clock speed of Radeon HD 7970M is 4000 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
2−3
18−20
ultra / 1080p
0−1
10−12
QHD / 1440p
0−1
5−6
4K / 2160p
−
4−5
low / 720p
12−14
35−40
medium / 1080p
3−4
21−24
The average gaming FPS of Radeon HD 7970M in Assassin's Creed Odyssey is 333% more, than Radeon HD 6850M.
high / 1080p
−
27−30
ultra / 1080p
4−5
24−27
QHD / 1440p
0−1
9−10
4K / 2160p
−
6−7
low / 720p
14−16
60−65
medium / 1080p
6−7
30−35
The average gaming FPS of Radeon HD 7970M in Battlefield 5 is 400% more, than Radeon HD 6850M.
low / 768p
50−55
50−55
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
Radeon HD 6850M and Radeon HD 7970M have the same average FPS in Call of Duty: Warzone.
low / 768p
120−130
220−230
medium / 768p
95−100
190−200
ultra / 1080p
40−45
110−120
QHD / 1440p
−
75−80
4K / 2160p
10−11
40−45
high / 768p
65−70
160−170
The average gaming FPS of Radeon HD 7970M in Counter-Strike: Global Offensive is 117% more, than Radeon HD 6850M.
low / 768p
70−75
60−65
ultra / 1080p
16−18
45−50
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon HD 7970M in Cyberpunk 2077 is 22% more, than Radeon HD 6850M.
low / 768p
75−80
110−120
medium / 768p
45−50
100−110
ultra / 1080p
21−24
75−80
The average gaming FPS of Radeon HD 7970M in Dota 2 is 102% more, than Radeon HD 6850M.
high / 1080p
3−4
21−24
ultra / 1080p
3−4
20−22
QHD / 1440p
−
18−20
4K / 2160p
1−2
7−8
low / 720p
12−14
45−50
medium / 1080p
4−5
24−27
The average gaming FPS of Radeon HD 7970M in Far Cry 5 is 380% more, than Radeon HD 6850M.
high / 1080p
10−12
30−33
ultra / 1080p
6−7
21−24
QHD / 1440p
2−3
14−16
low / 720p
50−55
110−120
medium / 1080p
10−12
65−70
The average gaming FPS of Radeon HD 7970M in Fortnite is 212% more, than Radeon HD 6850M.
high / 1080p
4−5
30−35
ultra / 1080p
−
24−27
QHD / 1440p
0−1
12−14
4K / 2160p
−
12−14
low / 720p
18−20
60−65
medium / 1080p
7−8
35−40
The average gaming FPS of Radeon HD 7970M in Forza Horizon 4 is 340% more, than Radeon HD 6850M.
low / 768p
45−50
95−100
medium / 768p
−
85−90
high / 1080p
5−6
35−40
ultra / 1080p
3−4
14−16
QHD / 1440p
0−1
5−6
medium / 720p
35−40
−
The average gaming FPS of Radeon HD 7970M in Grand Theft Auto V is 177% more, than Radeon HD 6850M.
high / 1080p
1−2
12−14
ultra / 1080p
0−1
9−10
4K / 2160p
0−1
2−3
low / 720p
5−6
35−40
medium / 1080p
3−4
16−18
The average gaming FPS of Radeon HD 7970M in Metro Exodus is 633% more, than Radeon HD 6850M.
low / 768p
90−95
110−120
high / 1080p
60−65
−
medium / 1080p
−
110−120
The average gaming FPS of Radeon HD 7970M in Minecraft is 25% more, than Radeon HD 6850M.
high / 1080p
14−16
−
ultra / 1080p
12−14
14−16
low / 720p
27−30
65−70
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon HD 7970M in PLAYERUNKNOWN'S BATTLEGROUNDS is 83% more, than Radeon HD 6850M.
high / 1080p
−
14−16
ultra / 1080p
3−4
9−10
QHD / 1440p
0−1
0−1
low / 720p
6−7
35−40
medium / 1080p
−
18−20
The average gaming FPS of Radeon HD 7970M in Red Dead Redemption 2 is 360% more, than Radeon HD 6850M.
low / 768p
10−12
65−70
medium / 768p
8−9
40−45
high / 1080p
4−5
21−24
ultra / 1080p
3−4
12−14
4K / 2160p
0−1
7−8
The average gaming FPS of Radeon HD 7970M in The Witcher 3: Wild Hunt is 500% more, than Radeon HD 6850M.
low / 768p
75−80
90−95
medium / 768p
40−45
60−65
ultra / 1080p
14−16
40−45
high / 768p
30−35
55−60
The average gaming FPS of Radeon HD 7970M in World of Tanks is 53% more, than Radeon HD 6850M.
Full Specs
Radeon HD 6850M
Radeon HD 7970M
Architecture
Terascale 2
GCN
Code name
Granville Pro/LP
Wimbledon XT
Type
Laptop
Laptop
Release date
6 January 2011
1 May 2012
Pipelines
800
1280
Core clock speed
575 / 675 MHz
850 MHz
Transistor count
1,040 million
2,800 million
Manufacturing process technology
40 nm
28 nm
Texture fill rate
27.00
68.00
Floating-point performance
1,080.0 gflops
2,176 gflops
Memory bus width
128 Bit
256 Bit
Memory clock speed
800 MHz
4800 MHz
Memory bandwidth
25.6 GB/s
153.6 GB/s
Shared memory
-
-
DirectX
11.2 (11_0)
12 (11_1)
Shader Model
5.0
5.1
OpenGL
4.4
4.6
OpenCL
1.2
1.2
Vulkan
N/A
1.2.131
Bitcoin / BTC (SHA256)
254 Mh/s
Laptop size
large
large
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