Radeon HD 6990 vs Radeon HD 7970M Crossfire

When choosing between Radeon HD 6990 and Radeon HD 7970M Crossfire, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon HD 6990 and Radeon HD 7970M Crossfire.

Radeon HD 6990 Check Price

Radeon HD 7970M Crossfire Check Price

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:

Radeon HD 7970M Crossfire Laptops

Main Specs

	Radeon HD 6990	Radeon HD 7970M Crossfire
Power consumption (TDP)	375 Watt	200 Watt
Interface	PCIe 2.0 x16
Supplementary power connectors	2x 8-pin
Memory type	GDDR5	GDDR5
Maximum RAM amount	2 GB
Display Connectors	1x DVI, 4x mini-DisplayPort
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Radeon HD 6990 has 87% more power consumption, than Radeon HD 7970M Crossfire.
Radeon HD 6990 is used in Desktops, and Radeon HD 7970M Crossfire - in Laptops.
Radeon HD 6990 is build with TeraScale 3 architecture, and Radeon HD 7970M Crossfire - with GCN.
Core clock speed of Radeon HD 7970M Crossfire is 20 MHz higher, than Radeon HD 6990.
Radeon HD 6990 is manufactured by 40 nm process technology, and Radeon HD 7970M Crossfire - by 28 nm process technology.
Memory clock speed of Radeon HD 6990 is 200 MHz higher, than Radeon HD 7970M Crossfire.

Game benchmarks


high / 1080p	14−16	35−40
ultra / 1080p	9−10	21−24
QHD / 1440p	3−4	16−18
4K / 2160p	−	10−11
low / 720p	30−35	60−65
medium / 1080p	18−20	40−45
The average gaming FPS of Radeon HD 7970M Crossfire in Assassin's Creed Odyssey is 140% more, than Radeon HD 6990.
high / 1080p	24−27	55−60
ultra / 1080p	21−24	45−50
QHD / 1440p	7−8	35−40
4K / 2160p	5−6	18−20
low / 720p	50−55	100−110
medium / 1080p	27−30	60−65
The average gaming FPS of Radeon HD 7970M Crossfire in Battlefield 5 is 134% more, than Radeon HD 6990.
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 6990.
low / 768p	210−220	250−260
medium / 768p	170−180	220−230
ultra / 1080p	95−100	180−190
QHD / 1440p	50−55	110−120
4K / 2160p	30−33	70−75
high / 768p	140−150	210−220
The average gaming FPS of Radeon HD 7970M Crossfire in Counter-Strike: Global Offensive is 48% more, than Radeon HD 6990.
low / 768p	55−60	60−65
ultra / 1080p	40−45	−
medium / 1080p	45−50	55−60
The average gaming FPS of Radeon HD 7970M Crossfire in Cyberpunk 2077 is 15% more, than Radeon HD 6990.
low / 768p	110−120	120−130
medium / 768p	90−95	110−120
ultra / 1080p	60−65	100−110
The average gaming FPS of Radeon HD 7970M Crossfire in Dota 2 is 27% more, than Radeon HD 6990.
high / 1080p	18−20	45−50
ultra / 1080p	16−18	40−45
QHD / 1440p	−	27−30
4K / 2160p	6−7	14−16
low / 720p	35−40	80−85
medium / 1080p	18−20	45−50
The average gaming FPS of Radeon HD 7970M Crossfire in Far Cry 5 is 147% more, than Radeon HD 6990.
high / 1080p	24−27	60−65
ultra / 1080p	18−20	45−50
QHD / 1440p	16−18	27−30
4K / 2160p	−	27−30
low / 720p	95−100	180−190
medium / 1080p	50−55	110−120
The average gaming FPS of Radeon HD 7970M Crossfire in Fortnite is 107% more, than Radeon HD 6990.
high / 1080p	24−27	60−65
ultra / 1080p	20−22	45−50
QHD / 1440p	9−10	30−35
4K / 2160p	−	24−27
low / 720p	50−55	100−110
medium / 1080p	27−30	65−70
The average gaming FPS of Radeon HD 7970M Crossfire in Forza Horizon 4 is 133% more, than Radeon HD 6990.
low / 768p	85−90	140−150
medium / 768p	75−80	120−130
high / 1080p	30−33	70−75
ultra / 1080p	12−14	30−35
QHD / 1440p	3−4	21−24
The average gaming FPS of Radeon HD 7970M Crossfire in Grand Theft Auto V is 88% more, than Radeon HD 6990.
high / 1080p	9−10	24−27
ultra / 1080p	7−8	20−22
QHD / 1440p	−	16−18
4K / 2160p	2−3	8−9
low / 720p	27−30	65−70
medium / 1080p	12−14	30−35
The average gaming FPS of Radeon HD 7970M Crossfire in Metro Exodus is 158% more, than Radeon HD 6990.
low / 768p	110−120	130−140
ultra / 1080p	100−110	−
medium / 1080p	100−110	120−130
The average gaming FPS of Radeon HD 7970M Crossfire in Minecraft is 18% more, than Radeon HD 6990.
high / 1080p	21−24	−
ultra / 1080p	18−20	14−16
low / 720p	55−60	100−110
medium / 1080p	24−27	18−20
The average gaming FPS of Radeon HD 7970M Crossfire in PLAYERUNKNOWN'S BATTLEGROUNDS is 35% more, than Radeon HD 6990.
high / 1080p	14−16	24−27
ultra / 1080p	9−10	16−18
QHD / 1440p	0−1	10−11
4K / 2160p	−	7−8
low / 720p	27−30	65−70
medium / 1080p	16−18	35−40
The average gaming FPS of Radeon HD 7970M Crossfire in Red Dead Redemption 2 is 111% more, than Radeon HD 6990.
low / 768p	55−60	130−140
medium / 768p	30−35	85−90
high / 1080p	18−20	45−50
ultra / 1080p	10−12	24−27
4K / 2160p	8−9	16−18
The average gaming FPS of Radeon HD 7970M Crossfire in The Witcher 3: Wild Hunt is 148% more, than Radeon HD 6990.
low / 768p	100−110	90−95
medium / 768p	60−65	60−65
ultra / 1080p	35−40	50−55
high / 768p	50−55	60−65
The average gaming FPS of Radeon HD 7970M Crossfire in World of Tanks is 4% more, than Radeon HD 6990.

Full Specs

	Radeon HD 6990	Radeon HD 7970M Crossfire
Architecture	TeraScale 3	GCN
Code name	Antilles	Wimbledon XT
Type	Desktop	Laptop
Release date	8 March 2011	1 May 2012
Pipelines	1536	2560
Core clock speed	830 MHz	850 MHz
Transistor count	2,640 million
Manufacturing process technology	40 nm	28 nm
Texture fill rate	79.68
Floating-point performance	2x 2,549.8 gflops
Length	295 mm
Memory bus width	256 Bit	2x 256 Bit
Memory clock speed	5000 MHz	4800 MHz
Memory bandwidth	160.0 GB/s
Shared memory		-
DirectX	11.2 (11_0)	DirectX 11.1, Shader 5.0
Shader Model	5.0
OpenGL	4.4
OpenCL	1.2
Vulkan	N/A
Bitcoin / BTC (SHA256)	265 Mh/s
Laptop size		large
Ethereum / ETH (DaggerHashimoto)	24 Mh/s
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Radeon HD 6990 vs Radeon HD 7970M Crossfire

Radeon HD 7970M Crossfire is a Laptop Graphics Card

Main Specs

Game benchmarks

Full Specs

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