Radeon HD 6990 vs Radeon HD 6990M Crossfire

When comparing Radeon HD 6990 and Radeon HD 6990M Crossfire, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Radeon HD 6990 and Radeon HD 6990M Crossfire is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Radeon HD 6990 Check Price

Radeon HD 6990M Crossfire Check Price

Radeon HD 6990M Crossfire is a Laptop Graphics Card

Note: Radeon HD 6990M 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 6990M Crossfire here:

Radeon HD 6990M Crossfire Laptops

Main Specs

	Radeon HD 6990	Radeon HD 6990M Crossfire
Power consumption (TDP)	375 Watt
Interface	PCIe 2.0 x16
Supplementary power connectors	2x 8-pin
Memory type	GDDR5	GDDR5
Maximum RAM amount	2 GB	2x2 GB
Display Connectors	1x DVI, 4x mini-DisplayPort
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Radeon HD 6990 and Radeon HD 6990M Crossfire have maximum RAM of 2 GB.
Radeon HD 6990 is used in Desktops, and Radeon HD 6990M Crossfire - in Laptops.
Radeon HD 6990 is build with TeraScale 3 architecture, and Radeon HD 6990M Crossfire - with Terascale 2.
Core clock speed of Radeon HD 6990 is 115 MHz higher, than Radeon HD 6990M Crossfire.
Radeon HD 6990 and Radeon HD 6990M Crossfire are manufactured by 40 nm process technology.
Memory clock speed of Radeon HD 6990 is 4100 MHz higher, than Radeon HD 6990M 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 6990M 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 6990M 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 6990M 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 6990M 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 6990M 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 6990M 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 6990M 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 6990M 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 6990M 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 6990M 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 6990M 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 6990M 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 6990M 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 6990M 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 6990M 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 6990M Crossfire in World of Tanks is 4% more, than Radeon HD 6990.

Full Specs

	Radeon HD 6990	Radeon HD 6990M Crossfire
Architecture	TeraScale 3	Terascale 2
Code name	Antilles	Blackcomb XTX
Type	Desktop	Laptop
Release date	8 March 2011	12 July 2011
Pipelines	1536	2240
Core clock speed	830 MHz	715 MHz
Transistor count	2,640 million	2x1700 Million
Manufacturing process technology	40 nm	40 nm
Texture fill rate	79.68
Floating-point performance	2x 2,549.8 gflops
Length	295 mm
Memory bus width	256 Bit	256 Bit
Memory clock speed	5000 MHz	900 MHz
Memory bandwidth	160.0 GB/s
Shared memory		-
DirectX	11.2 (11_0)	DirectX 11, 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 6990M Crossfire

Radeon HD 6990M Crossfire is a Laptop Graphics Card

Main Specs

Game benchmarks

Full Specs

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