Radeon HD 6870 vs Radeon HD 7970M Crossfire
Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 6870 and Radeon HD 7970M Crossfire. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Radeon HD 6870 and Radeon HD 7970M Crossfire. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.
Radeon HD 7970M Crossfire is a Laptop Graphics Card
Note: Radeon HD 7970M Crossfire 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 7970M Crossfire here:
Main Specs
Radeon HD 6870
Radeon HD 7970M Crossfire
Power consumption (TDP)
151 Watt
200 Watt
Interface
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
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Radeon HD 7970M Crossfire has 32% more power consumption, than Radeon HD 6870.
Radeon HD 6870 is used in Desktops, and Radeon HD 7970M Crossfire - in Laptops.
Radeon HD 6870 is build with Terascale 2 architecture, and Radeon HD 7970M Crossfire - with GCN.
Radeon HD 6870 is manufactured by 40 nm process technology, and Radeon HD 7970M Crossfire - by 28 nm process technology.
Memory clock speed of Radeon HD 7970M Crossfire is 3750 MHz higher, than Radeon HD 6870.
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
10−12
35−40
ultra / 1080p
6−7
21−24
QHD / 1440p
1−2
16−18
4K / 2160p
−
10−11
low / 720p
24−27
60−65
medium / 1080p
12−14
40−45
The average gaming FPS of Radeon HD 7970M Crossfire in Assassin's Creed Odyssey is 227% more, than Radeon HD 6870.
high / 1080p
18−20
55−60
ultra / 1080p
14−16
45−50
QHD / 1440p
1−2
35−40
4K / 2160p
−
18−20
low / 720p
35−40
100−110
medium / 1080p
20−22
60−65
The average gaming FPS of Radeon HD 7970M Crossfire in Battlefield 5 is 244% more, than Radeon HD 6870.
low / 768p
45−50
50−55
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon HD 7970M Crossfire in Call of Duty: Warzone is 10% more, than Radeon HD 6870.
low / 768p
180−190
250−260
medium / 768p
140−150
220−230
ultra / 1080p
75−80
180−190
QHD / 1440p
40−45
110−120
4K / 2160p
30−33
70−75
high / 768p
110−120
210−220
The average gaming FPS of Radeon HD 7970M Crossfire in Counter-Strike: Global Offensive is 78% more, than Radeon HD 6870.
low / 768p
55−60
60−65
ultra / 1080p
30−33
−
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon HD 7970M Crossfire in Cyberpunk 2077 is 15% more, than Radeon HD 6870.
low / 768p
95−100
120−130
medium / 768p
75−80
110−120
ultra / 1080p
50−55
100−110
The average gaming FPS of Radeon HD 7970M Crossfire in Dota 2 is 53% more, than Radeon HD 6870.
high / 1080p
12−14
45−50
ultra / 1080p
12−14
40−45
QHD / 1440p
−
27−30
4K / 2160p
5−6
14−16
low / 720p
27−30
80−85
medium / 1080p
14−16
45−50
The average gaming FPS of Radeon HD 7970M Crossfire in Far Cry 5 is 213% more, than Radeon HD 6870.
high / 1080p
20−22
60−65
ultra / 1080p
14−16
45−50
QHD / 1440p
−
27−30
4K / 2160p
−
27−30
low / 720p
80−85
180−190
medium / 1080p
35−40
110−120
The average gaming FPS of Radeon HD 7970M Crossfire in Fortnite is 161% more, than Radeon HD 6870.
high / 1080p
18−20
60−65
ultra / 1080p
14−16
45−50
QHD / 1440p
5−6
30−35
4K / 2160p
−
24−27
low / 720p
40−45
100−110
medium / 1080p
21−24
65−70
The average gaming FPS of Radeon HD 7970M Crossfire in Forza Horizon 4 is 215% more, than Radeon HD 6870.
low / 768p
70−75
140−150
medium / 768p
60−65
120−130
high / 1080p
21−24
70−75
ultra / 1080p
9−10
30−35
QHD / 1440p
0−1
21−24
The average gaming FPS of Radeon HD 7970M Crossfire in Grand Theft Auto V is 126% more, than Radeon HD 6870.
high / 1080p
7−8
24−27
ultra / 1080p
5−6
20−22
QHD / 1440p
−
16−18
4K / 2160p
1−2
8−9
low / 720p
21−24
65−70
medium / 1080p
9−10
30−35
The average gaming FPS of Radeon HD 7970M Crossfire in Metro Exodus is 244% more, than Radeon HD 6870.
low / 768p
100−110
130−140
ultra / 1080p
90−95
−
medium / 1080p
100−105
120−130
The average gaming FPS of Radeon HD 7970M Crossfire in Minecraft is 26% more, than Radeon HD 6870.
high / 1080p
18−20
−
ultra / 1080p
16−18
14−16
low / 720p
45−50
100−110
medium / 1080p
21−24
18−20
The average gaming FPS of Radeon HD 7970M Crossfire in PLAYERUNKNOWN'S BATTLEGROUNDS is 58% more, than Radeon HD 6870.
high / 1080p
12−14
24−27
ultra / 1080p
8−9
16−18
QHD / 1440p
0−1
10−11
4K / 2160p
−
7−8
low / 720p
20−22
65−70
medium / 1080p
12−14
35−40
The average gaming FPS of Radeon HD 7970M Crossfire in Red Dead Redemption 2 is 176% more, than Radeon HD 6870.
low / 768p
40−45
130−140
medium / 768p
24−27
85−90
high / 1080p
14−16
45−50
ultra / 1080p
8−9
24−27
4K / 2160p
7−8
16−18
The average gaming FPS of Radeon HD 7970M Crossfire in The Witcher 3: Wild Hunt is 226% more, than Radeon HD 6870.
low / 768p
95−100
90−95
medium / 768p
55−60
60−65
ultra / 1080p
27−30
50−55
high / 768p
45−50
60−65
The average gaming FPS of Radeon HD 7970M Crossfire in World of Tanks is 17% more, than Radeon HD 6870.
Full Specs
Radeon HD 6870
Radeon HD 7970M Crossfire
Architecture
Terascale 2
GCN
Code name
RV940 Barts
Wimbledon XT
Type
Desktop
Laptop
Release date
22 October 2010
1 May 2012
Pipelines
1120
2560
Core clock speed
850 MHz
Boost Clock
900 MHz
Transistor count
1,700 million
Manufacturing process technology
40 nm
28 nm
Texture fill rate
50.40
Floating-point performance
2,016.0 gflops
Length
220 mm
Memory bus width
256 Bit
2x 256 Bit
Memory clock speed
1050 MHz
4800 MHz
Memory bandwidth
134.4 GB/s
Shared memory
-
-
DirectX
DirectX 11.1, Shader 5.0
Shader Model
5.0
OpenGL
4.4
OpenCL
1.2
Bus support
PCIe 2.0 x16
HDMI
+
Bitcoin / BTC (SHA256)
213 Mh/s
Laptop size
large
Eyefinity
+
Design
reference
CrossFire
+
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