Radeon HD 6990 vs Radeon R9 M290X

In this comparison between Radeon HD 6990 and Radeon R9 M290X 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 6990 will be the best choice, for others Radeon R9 M290X will be their preference. Study the comparison tables below and make your choice.

Radeon HD 6990 Check Price

Radeon R9 M290X Check Price

Radeon R9 M290X is a Laptop Graphics Card

Note: Radeon R9 M290X 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 R9 M290X here:

Radeon R9 M290X Laptops

Main Specs

	Radeon HD 6990	Radeon R9 M290X
Power consumption (TDP)	375 Watt	100 Watt
Interface	PCIe 2.0 x16	PCIe 3.0 x16
Supplementary power connectors	2x 8-pin	None
Memory type	GDDR5	GDDR5
Maximum RAM amount	2 GB	4 GB
Display Connectors	1x DVI, 4x mini-DisplayPort	No outputs
	Check Price	Check Price

Radeon HD 6990 has 275% more power consumption, than Radeon R9 M290X.
Radeon HD 6990 is connected by PCIe 2.0 x16, and Radeon R9 M290X uses PCIe 3.0 x16 interface.
Radeon R9 M290X has 2 GB more memory, than Radeon HD 6990.
Radeon HD 6990 is used in Desktops, and Radeon R9 M290X - in Laptops.
Radeon HD 6990 is build with TeraScale 3 architecture, and Radeon R9 M290X - with GCN.
Core clock speed of Radeon R9 M290X is 20 MHz higher, than Radeon HD 6990.
Radeon HD 6990 is manufactured by 40 nm process technology, and Radeon R9 M290X - by 28 nm process technology.
Memory clock speed of Radeon HD 6990 is 3800 MHz higher, than Radeon R9 M290X.

Game benchmarks


high / 1080p	14−16	16−18
ultra / 1080p	9−10	10−11
QHD / 1440p	3−4	4−5
4K / 2160p	−	4−5
low / 720p	30−35	30−35
medium / 1080p	18−20	20−22
The average gaming FPS of Radeon R9 M290X in Assassin's Creed Odyssey is 13% more, than Radeon HD 6990.
high / 1080p	24−27	24−27
ultra / 1080p	21−24	21−24
QHD / 1440p	7−8	9−10
4K / 2160p	5−6	6−7
low / 720p	50−55	55−60
medium / 1080p	27−30	27−30
The average gaming FPS of Radeon R9 M290X in Battlefield 5 is 8% more, than Radeon HD 6990.
low / 768p	45−50	45−50
QHD / 1440p	0−1	0−1
Radeon HD 6990 and Radeon R9 M290X have the same average FPS in Call of Duty: Warzone.
low / 768p	210−220	210−220
medium / 768p	170−180	180−190
ultra / 1080p	95−100	100−110
QHD / 1440p	50−55	55−60
4K / 2160p	30−33	30−35
high / 768p	140−150	150−160
The average gaming FPS of Radeon R9 M290X in Counter-Strike: Global Offensive is 5% more, than Radeon HD 6990.
low / 768p	55−60	55−60
ultra / 1080p	40−45	40−45
medium / 1080p	45−50	45−50
Radeon HD 6990 and Radeon R9 M290X have the same average FPS in Cyberpunk 2077.
low / 768p	110−120	110−120
medium / 768p	90−95	95−100
ultra / 1080p	60−65	65−70
The average gaming FPS of Radeon R9 M290X in Dota 2 is 3% more, than Radeon HD 6990.
high / 1080p	18−20	18−20
ultra / 1080p	16−18	18−20
QHD / 1440p	−	16−18
4K / 2160p	6−7	6−7
low / 720p	35−40	40−45
medium / 1080p	18−20	21−24
The average gaming FPS of Radeon R9 M290X in Far Cry 5 is 10% more, than Radeon HD 6990.
high / 1080p	24−27	27−30
ultra / 1080p	18−20	21−24
QHD / 1440p	16−18	16−18
low / 720p	95−100	100−110
medium / 1080p	50−55	55−60
The average gaming FPS of Radeon R9 M290X in Fortnite is 9% more, than Radeon HD 6990.
high / 1080p	24−27	27−30
ultra / 1080p	20−22	21−24
QHD / 1440p	9−10	10−11
4K / 2160p	−	10−11
low / 720p	50−55	55−60
medium / 1080p	27−30	30−35
The average gaming FPS of Radeon R9 M290X in Forza Horizon 4 is 11% more, than Radeon HD 6990.
low / 768p	85−90	90−95
medium / 768p	75−80	80−85
high / 1080p	30−33	30−35
ultra / 1080p	12−14	12−14
QHD / 1440p	3−4	4−5
The average gaming FPS of Radeon R9 M290X in Grand Theft Auto V is 7% more, than Radeon HD 6990.
high / 1080p	9−10	10−11
ultra / 1080p	7−8	8−9
4K / 2160p	2−3	3−4
low / 720p	27−30	30−35
medium / 1080p	12−14	14−16
The average gaming FPS of Radeon R9 M290X in Metro Exodus is 16% more, than Radeon HD 6990.
low / 768p	110−120	110−120
ultra / 1080p	100−110	−
medium / 1080p	100−110	100−110
Radeon HD 6990 and Radeon R9 M290X have the same average FPS in Minecraft.
high / 1080p	21−24	24−27
ultra / 1080p	18−20	18−20
low / 720p	55−60	60−65
medium / 1080p	24−27	24−27
The average gaming FPS of Radeon R9 M290X in PLAYERUNKNOWN'S BATTLEGROUNDS is 6% more, than Radeon HD 6990.
high / 1080p	14−16	14−16
ultra / 1080p	9−10	10−11
QHD / 1440p	0−1	0−1
low / 720p	27−30	30−35
medium / 1080p	16−18	16−18
The average gaming FPS of Radeon R9 M290X in Red Dead Redemption 2 is 5% more, than Radeon HD 6990.
low / 768p	55−60	60−65
medium / 768p	30−35	35−40
high / 1080p	18−20	21−24
ultra / 1080p	10−12	12−14
4K / 2160p	8−9	8−9
The average gaming FPS of Radeon R9 M290X in The Witcher 3: Wild Hunt is 12% more, than Radeon HD 6990.
low / 768p	100−110	100−110
medium / 768p	60−65	60−65
ultra / 1080p	35−40	35−40
high / 768p	50−55	55−60
The average gaming FPS of Radeon R9 M290X in World of Tanks is 1% more, than Radeon HD 6990.

Full Specs

	Radeon HD 6990	Radeon R9 M290X
Architecture	TeraScale 3	GCN
Code name	Antilles	Neptune
Type	Desktop	Laptop
Release date	8 March 2011	7 January 2014
Pipelines	1536	1280
Core clock speed	830 MHz	850 MHz
Boost Clock		900 MHz
Transistor count	2,640 million	2,800 million
Manufacturing process technology	40 nm	28 nm
Texture fill rate	79.68	72.00
Floating-point performance	2x 2,549.8 gflops	2,304 gflops
Length	295 mm
Memory bus width	256 Bit	256 Bit
Memory clock speed	5000 MHz	1200 MHz
Memory bandwidth	160.0 GB/s	153.6 GB/s
Shared memory		-
DirectX	11.2 (11_0)
Shader Model	5.0	5.1
OpenGL	4.4	4.4
OpenCL	1.2	Not Listed
Vulkan	N/A
FreeSync		+
Bus support		PCIe 3.0 x16
Bitcoin / BTC (SHA256)	265 Mh/s	300 Mh/s
Laptop size		large
Eyefinity		+
HD3D		+
PowerTune		+
DualGraphics		+
ZeroCore		+
Switchable graphics		+
Mantle		+
Ethereum / ETH (DaggerHashimoto)	24 Mh/s
Compute units		20
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Radeon HD 6990 vs Radeon R9 M290X

Radeon R9 M290X is a Laptop Graphics Card

Main Specs

Game benchmarks

Full Specs

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