Radeon HD 6970M Crossfire vs Radeon HD 7990
In this comparison between Radeon HD 6970M Crossfire and Radeon HD 7990 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 Radeon HD 6970M Crossfire will be the best choice, for others Radeon HD 7990 will be their preference. Study the comparison tables below and make your choice.
Radeon HD 6970M Crossfire is a Laptop Graphics Card
Note: Radeon HD 6970M 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 6970M Crossfire here:
Main Specs
Radeon HD 6970M Crossfire
Radeon HD 7990
Power consumption (TDP)
375 Watt
Interface
PCIe 3.0 x16
Supplementary power connectors
2x 8-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
2x2 GB
3 GB
Display Connectors
1x DVI, 4x mini-DisplayPort
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Radeon HD 7990 has 1 GB more memory, than Radeon HD 6970M Crossfire.
Radeon HD 6970M Crossfire is used in Laptops, and Radeon HD 7990 - in Desktops.
Radeon HD 6970M Crossfire is build with Terascale 2 architecture, and Radeon HD 7990 - with GCN 1.0.
Core clock speed of Radeon HD 7990 is 270 MHz higher, than Radeon HD 6970M Crossfire.
Radeon HD 6970M Crossfire is manufactured by 40 nm process technology, and Radeon HD 7990 - by 28 nm process technology.
Memory clock speed of Radeon HD 7990 is 5100 MHz higher, than Radeon HD 6970M Crossfire.
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
21−24
35−40
ultra / 1080p
12−14
21−24
QHD / 1440p
7−8
16−18
4K / 2160p
5−6
10−11
low / 720p
40−45
60−65
medium / 1080p
24−27
40−45
The average gaming FPS of Radeon HD 7990 in Assassin's Creed Odyssey is 68% more, than Radeon HD 6970M Crossfire.
high / 1080p
30−35
55−60
ultra / 1080p
27−30
45−50
QHD / 1440p
12−14
35−40
4K / 2160p
8−9
18−20
low / 720p
70−75
100−110
medium / 1080p
35−40
60−65
The average gaming FPS of Radeon HD 7990 in Battlefield 5 is 68% more, than Radeon HD 6970M Crossfire.
low / 768p
50−55
50−55
QHD / 1440p
0−1
0−1
Radeon HD 6970M Crossfire and Radeon HD 7990 have the same average FPS in Call of Duty: Warzone.
low / 768p
230−240
250−260
medium / 768p
200−210
220−230
ultra / 1080p
120−130
180−190
QHD / 1440p
95−100
110−120
4K / 2160p
50−55
70−75
high / 768p
170−180
210−220
The average gaming FPS of Radeon HD 7990 in Counter-Strike: Global Offensive is 19% more, than Radeon HD 6970M Crossfire.
low / 768p
60−65
60−65
ultra / 1080p
50−55
−
medium / 1080p
55−60
55−60
Radeon HD 6970M Crossfire and Radeon HD 7990 have the same average FPS in Cyberpunk 2077.
low / 768p
120−130
120−130
medium / 768p
100−110
110−120
ultra / 1080p
80−85
100−110
The average gaming FPS of Radeon HD 7990 in Dota 2 is 10% more, than Radeon HD 6970M Crossfire.
high / 1080p
24−27
45−50
ultra / 1080p
21−24
40−45
QHD / 1440p
20−22
27−30
4K / 2160p
8−9
14−16
low / 720p
50−55
80−85
medium / 1080p
27−30
45−50
The average gaming FPS of Radeon HD 7990 in Far Cry 5 is 65% more, than Radeon HD 6970M Crossfire.
high / 1080p
30−35
60−65
ultra / 1080p
24−27
45−50
QHD / 1440p
16−18
27−30
4K / 2160p
−
27−30
low / 720p
120−130
180−190
medium / 1080p
70−75
110−120
The average gaming FPS of Radeon HD 7990 in Fortnite is 61% more, than Radeon HD 6970M Crossfire.
high / 1080p
35−40
60−65
ultra / 1080p
27−30
45−50
QHD / 1440p
14−16
30−35
4K / 2160p
12−14
24−27
low / 720p
70−75
100−110
medium / 1080p
40−45
65−70
The average gaming FPS of Radeon HD 7990 in Forza Horizon 4 is 64% more, than Radeon HD 6970M Crossfire.
low / 768p
100−110
140−150
medium / 768p
95−100
120−130
high / 1080p
40−45
70−75
ultra / 1080p
16−18
30−35
QHD / 1440p
7−8
21−24
The average gaming FPS of Radeon HD 7990 in Grand Theft Auto V is 49% more, than Radeon HD 6970M Crossfire.
high / 1080p
12−14
24−27
ultra / 1080p
10−11
20−22
QHD / 1440p
10−11
16−18
4K / 2160p
3−4
8−9
low / 720p
40−45
65−70
medium / 1080p
18−20
30−35
The average gaming FPS of Radeon HD 7990 in Metro Exodus is 75% more, than Radeon HD 6970M Crossfire.
low / 768p
120−130
130−140
medium / 1080p
110−120
120−130
The average gaming FPS of Radeon HD 7990 in Minecraft is 8% more, than Radeon HD 6970M Crossfire.
ultra / 1080p
14−16
14−16
low / 720p
70−75
100−110
medium / 1080p
18−20
18−20
The average gaming FPS of Radeon HD 7990 in PLAYERUNKNOWN'S BATTLEGROUNDS is 31% more, than Radeon HD 6970M Crossfire.
high / 1080p
16−18
24−27
ultra / 1080p
10−11
16−18
QHD / 1440p
2−3
10−11
4K / 2160p
1−2
7−8
low / 720p
40−45
65−70
medium / 1080p
21−24
35−40
The average gaming FPS of Radeon HD 7990 in Red Dead Redemption 2 is 68% more, than Radeon HD 6970M Crossfire.
low / 768p
75−80
130−140
medium / 768p
45−50
85−90
high / 1080p
24−27
45−50
ultra / 1080p
14−16
24−27
4K / 2160p
8−9
16−18
The average gaming FPS of Radeon HD 7990 in The Witcher 3: Wild Hunt is 82% more, than Radeon HD 6970M Crossfire.
low / 768p
90−95
90−95
medium / 768p
60−65
60−65
ultra / 1080p
40−45
50−55
high / 768p
55−60
60−65
The average gaming FPS of Radeon HD 7990 in World of Tanks is 6% more, than Radeon HD 6970M Crossfire.
Full Specs
Radeon HD 6970M Crossfire
Radeon HD 7990
Architecture
Terascale 2
GCN 1.0
Code name
Blackcomb XT
Malta
Type
Laptop
Desktop
Release date
6 January 2011
24 April 2013
Pipelines
1920
2048
Core clock speed
680 MHz
950 MHz
Boost Clock
1000 MHz
Transistor count
2x1700 Million
4,313 million
Manufacturing process technology
40 nm
28 nm
Texture fill rate
128.0
Floating-point performance
2x 4,096 gflops
Length
307 mm
Memory bus width
256 Bit
384 Bit
Memory clock speed
900 MHz
6000 MHz
Memory bandwidth
288.0 GB/s
Shared memory
-
DirectX
DirectX 11, Shader 5.0
12 (11_1)
Shader Model
5.1
OpenGL
4.6
OpenCL
1.2
Vulkan
1.2.131
Bitcoin / BTC (SHA256)
459 Mh/s
Laptop size
large
Ethereum / ETH (DaggerHashimoto)
44 Mh/s
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