Radeon HD 6990M Crossfire vs Radeon R9 M390

When comparing Radeon HD 6990M Crossfire and Radeon R9 M390, 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 6990M Crossfire and Radeon R9 M390 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Radeon HD 6990M Crossfire Check Price

Radeon R9 M390 Check Price

Radeon HD 6990M Crossfire and Radeon R9 M390 are Laptop Graphics Cards

Note: Radeon HD 6990M Crossfire and Radeon R9 M390 are only used in laptop graphics. They have 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 or Radeon R9 M390 here:

Radeon HD 6990M Crossfire Laptops

Radeon R9 M390 Laptops

Main Specs

	Radeon HD 6990M Crossfire	Radeon R9 M390
Memory type	GDDR5	GDDR5
Maximum RAM amount	2x2 GB	2 GB
	Check Price	Check Price

Radeon HD 6990M Crossfire and Radeon R9 M390 have maximum RAM of 2 GB.
Both cards are used in Laptops.
Radeon HD 6990M Crossfire is build with Terascale 2 architecture, and Radeon R9 M390 - with GCN.
Radeon HD 6990M Crossfire is manufactured by 40 nm process technology, and Radeon R9 M390 - by 28 nm process technology.

Game benchmarks


high / 1080p	35−40	18−20
ultra / 1080p	21−24	10−11
QHD / 1440p	16−18	5−6
4K / 2160p	10−11	4−5
low / 720p	60−65	35−40
medium / 1080p	40−45	21−24
The average gaming FPS of Radeon HD 6990M Crossfire in Assassin's Creed Odyssey is 100% more, than Radeon R9 M390.
high / 1080p	55−60	27−30
ultra / 1080p	45−50	24−27
QHD / 1440p	35−40	10−12
4K / 2160p	18−20	7−8
low / 720p	100−110	60−65
medium / 1080p	60−65	30−35
The average gaming FPS of Radeon HD 6990M Crossfire in Battlefield 5 is 100% more, than Radeon R9 M390.
low / 768p	50−55	45−50
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 R9 M390.
low / 768p	250−260	220−230
medium / 768p	220−230	190−200
ultra / 1080p	180−190	110−120
QHD / 1440p	110−120	65−70
4K / 2160p	70−75	35−40
high / 768p	210−220	150−160
The average gaming FPS of Radeon HD 6990M Crossfire in Counter-Strike: Global Offensive is 34% more, than Radeon R9 M390.
low / 768p	60−65	55−60
ultra / 1080p	−	45−50
medium / 1080p	55−60	45−50
The average gaming FPS of Radeon HD 6990M Crossfire in Cyberpunk 2077 is 15% more, than Radeon R9 M390.
low / 768p	120−130	110−120
medium / 768p	110−120	100−110
ultra / 1080p	100−110	70−75
The average gaming FPS of Radeon HD 6990M Crossfire in Dota 2 is 18% more, than Radeon R9 M390.
high / 1080p	45−50	21−24
ultra / 1080p	40−45	18−20
QHD / 1440p	27−30	16−18
4K / 2160p	14−16	7−8
low / 720p	80−85	45−50
medium / 1080p	45−50	21−24
The average gaming FPS of Radeon HD 6990M Crossfire in Far Cry 5 is 95% more, than Radeon R9 M390.
high / 1080p	60−65	27−30
ultra / 1080p	45−50	21−24
QHD / 1440p	27−30	16−18
4K / 2160p	27−30	−
low / 720p	180−190	110−120
medium / 1080p	110−120	60−65
The average gaming FPS of Radeon HD 6990M Crossfire in Fortnite is 77% more, than Radeon R9 M390.
high / 1080p	60−65	30−33
ultra / 1080p	45−50	21−24
QHD / 1440p	30−35	12−14
4K / 2160p	24−27	10−12
low / 720p	100−110	60−65
medium / 1080p	65−70	30−35
The average gaming FPS of Radeon HD 6990M Crossfire in Forza Horizon 4 is 100% more, than Radeon R9 M390.
low / 768p	140−150	95−100
medium / 768p	120−130	85−90
high / 1080p	70−75	35−40
ultra / 1080p	30−35	14−16
QHD / 1440p	21−24	5−6
The average gaming FPS of Radeon HD 6990M Crossfire in Grand Theft Auto V is 64% more, than Radeon R9 M390.
high / 1080p	24−27	10−12
ultra / 1080p	20−22	9−10
QHD / 1440p	16−18	−
4K / 2160p	8−9	3−4
low / 720p	65−70	35−40
medium / 1080p	30−35	14−16
The average gaming FPS of Radeon HD 6990M Crossfire in Metro Exodus is 106% more, than Radeon R9 M390.
low / 768p	130−140	110−120
medium / 1080p	120−130	110−120
The average gaming FPS of Radeon HD 6990M Crossfire in Minecraft is 13% more, than Radeon R9 M390.
high / 1080p	−	24−27
ultra / 1080p	14−16	18−20
low / 720p	100−110	65−70
medium / 1080p	18−20	27−30
The average gaming FPS of Radeon HD 6990M Crossfire in PLAYERUNKNOWN'S BATTLEGROUNDS is 21% more, than Radeon R9 M390.
high / 1080p	24−27	14−16
ultra / 1080p	16−18	10−11
QHD / 1440p	10−11	0−1
4K / 2160p	7−8	−
low / 720p	65−70	30−35
medium / 1080p	35−40	18−20
The average gaming FPS of Radeon HD 6990M Crossfire in Red Dead Redemption 2 is 89% more, than Radeon R9 M390.
low / 768p	130−140	65−70
medium / 768p	85−90	40−45
high / 1080p	45−50	21−24
ultra / 1080p	24−27	12−14
4K / 2160p	16−18	9−10
The average gaming FPS of Radeon HD 6990M Crossfire in The Witcher 3: Wild Hunt is 100% more, than Radeon R9 M390.
low / 768p	90−95	100−110
medium / 768p	60−65	65−70
ultra / 1080p	50−55	35−40
high / 768p	60−65	55−60
The average gaming FPS of Radeon HD 6990M Crossfire in World of Tanks is 1% more, than Radeon R9 M390.

Full Specs

	Radeon HD 6990M Crossfire	Radeon R9 M390
Architecture	Terascale 2	GCN
Code name	Blackcomb XTX	Pitcairn
Type	Laptop	Laptop
Release date	12 July 2011	9 June 2015
Pipelines	2240	1024
Core clock speed	715 MHz
Transistor count	2x1700 Million	5000 Million
Manufacturing process technology	40 nm	28 nm
Memory bus width	256 Bit	256 Bit
Memory clock speed	900 MHz
Shared memory	-	-
DirectX	DirectX 11, Shader 5.0
OpenGL		4.4
OpenCL		Not Listed
FreeSync		+
Bus support		PCIe 3.0
Bitcoin / BTC (SHA256)		242 Mh/s
Laptop size	large	large
Eyefinity		+
HD3D		+
PowerTune		+
DualGraphics		+
ZeroCore		+
Switchable graphics		+
Mantle		+
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Radeon HD 6990M Crossfire vs Radeon R9 M390

Radeon HD 6990M Crossfire and Radeon R9 M390 are Laptop Graphics Cards

Main Specs

Game benchmarks

Full Specs

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