Radeon HD 6990M Crossfire vs Radeon Instinct MI25 MxGPU

In this comparison between Radeon HD 6990M Crossfire and Radeon Instinct MI25 MxGPU 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 6990M Crossfire will be the best choice, for others Radeon Instinct MI25 MxGPU will be their preference. Study the comparison tables below and make your choice.

Radeon HD 6990M Crossfire Check Price

Radeon Instinct MI25 MxGPU

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 6990M Crossfire	Radeon Instinct MI25 MxGPU
Power consumption (TDP)		300 Watt
Interface		PCIe 3.0 x16
Supplementary power connectors		2x 8-pin
Memory type	GDDR5	HBM2
Maximum RAM amount	2x2 GB	16 GB
Display Connectors		No outputs
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Radeon Instinct MI25 MxGPU has 14 GB more memory, than Radeon HD 6990M Crossfire.
Radeon HD 6990M Crossfire is used in Laptops, and Radeon Instinct MI25 MxGPU - in Desktops.
Radeon HD 6990M Crossfire is build with Terascale 2 architecture, and Radeon Instinct MI25 MxGPU - with GCN 5.0.
Core clock speed of Radeon Instinct MI25 MxGPU is 685 MHz higher, than Radeon HD 6990M Crossfire.
Radeon HD 6990M Crossfire is manufactured by 40 nm process technology, and Radeon Instinct MI25 MxGPU - by 14 nm process technology.
Memory clock speed of Radeon Instinct MI25 MxGPU is 804 MHz higher, than Radeon HD 6990M Crossfire.

Game benchmarks


high / 1080p	35−40	50−55
ultra / 1080p	21−24	35−40
QHD / 1440p	16−18	27−30
4K / 2160p	10−11	16−18
low / 720p	60−65	80−85
medium / 1080p	40−45	60−65
The average gaming FPS of Radeon Instinct MI25 MxGPU in Assassin's Creed Odyssey is 43% more, than Radeon HD 6990M Crossfire.
high / 1080p	55−60	80−85
ultra / 1080p	45−50	75−80
QHD / 1440p	35−40	55−60
4K / 2160p	18−20	30−33
low / 720p	100−110	130−140
medium / 1080p	60−65	95−100
The average gaming FPS of Radeon Instinct MI25 MxGPU in Battlefield 5 is 48% more, than Radeon HD 6990M Crossfire.
low / 768p	50−55	45−50
QHD / 1440p	0−1	−
The average gaming FPS of Radeon HD 6990M Crossfire in Call of Duty: Warzone is 10% more, than Radeon Instinct MI25 MxGPU.
low / 768p	250−260	250−260
medium / 768p	220−230	230−240
ultra / 1080p	180−190	−
QHD / 1440p	110−120	150−160
4K / 2160p	70−75	100−110
high / 768p	210−220	220−230
The average gaming FPS of Radeon Instinct MI25 MxGPU in Counter-Strike: Global Offensive is 10% more, than Radeon HD 6990M Crossfire.
low / 768p	60−65	70−75
medium / 1080p	55−60	50−55
The average gaming FPS of Radeon Instinct MI25 MxGPU in Cyberpunk 2077 is 3% more, than Radeon HD 6990M Crossfire.
low / 768p	120−130	120−130
medium / 768p	110−120	110−120
ultra / 1080p	100−110	110−120
The average gaming FPS of Radeon Instinct MI25 MxGPU in Dota 2 is 2% more, than Radeon HD 6990M Crossfire.
high / 1080p	45−50	65−70
ultra / 1080p	40−45	65−70
QHD / 1440p	27−30	45−50
4K / 2160p	14−16	24−27
low / 720p	80−85	100−110
medium / 1080p	45−50	70−75
The average gaming FPS of Radeon Instinct MI25 MxGPU in Far Cry 5 is 48% more, than Radeon HD 6990M Crossfire.
high / 1080p	60−65	100−105
ultra / 1080p	45−50	75−80
QHD / 1440p	27−30	50−55
4K / 2160p	27−30	21−24
low / 720p	180−190	220−230
medium / 1080p	110−120	150−160
The average gaming FPS of Radeon Instinct MI25 MxGPU in Fortnite is 36% more, than Radeon HD 6990M Crossfire.
high / 1080p	60−65	90−95
ultra / 1080p	45−50	70−75
QHD / 1440p	30−35	50−55
4K / 2160p	24−27	35−40
low / 720p	100−110	140−150
medium / 1080p	65−70	95−100
The average gaming FPS of Radeon Instinct MI25 MxGPU in Forza Horizon 4 is 46% more, than Radeon HD 6990M Crossfire.
low / 768p	140−150	160−170
medium / 768p	120−130	150−160
high / 1080p	70−75	100−110
ultra / 1080p	30−35	50−55
QHD / 1440p	21−24	45−50
The average gaming FPS of Radeon Instinct MI25 MxGPU in Grand Theft Auto V is 32% more, than Radeon HD 6990M Crossfire.
high / 1080p	24−27	40−45
ultra / 1080p	20−22	30−35
QHD / 1440p	16−18	24−27
4K / 2160p	8−9	16−18
low / 720p	65−70	100−105
medium / 1080p	30−35	55−60
The average gaming FPS of Radeon Instinct MI25 MxGPU in Metro Exodus is 64% more, than Radeon HD 6990M Crossfire.
low / 768p	130−140	120−130
medium / 1080p	120−130	−
The average gaming FPS of Radeon HD 6990M Crossfire in Minecraft is 8% more, than Radeon Instinct MI25 MxGPU.
high / 1080p	−	85−90
ultra / 1080p	14−16	60−65
4K / 2160p	−	18−20
low / 720p	100−110	130−140
medium / 1080p	18−20	95−100
The average gaming FPS of Radeon Instinct MI25 MxGPU in PLAYERUNKNOWN'S BATTLEGROUNDS is 113% more, than Radeon HD 6990M Crossfire.
high / 1080p	24−27	40−45
ultra / 1080p	16−18	24−27
QHD / 1440p	10−11	18−20
4K / 2160p	7−8	12−14
low / 720p	65−70	100−105
medium / 1080p	35−40	60−65
The average gaming FPS of Radeon Instinct MI25 MxGPU in Red Dead Redemption 2 is 62% more, than Radeon HD 6990M Crossfire.
low / 768p	130−140	200−210
medium / 768p	85−90	130−140
high / 1080p	45−50	75−80
ultra / 1080p	24−27	40−45
4K / 2160p	16−18	27−30
The average gaming FPS of Radeon Instinct MI25 MxGPU in The Witcher 3: Wild Hunt is 56% more, than Radeon HD 6990M Crossfire.
low / 768p	90−95	130−140
medium / 768p	60−65	−
ultra / 1080p	50−55	65−70
high / 768p	60−65	−
The average gaming FPS of Radeon Instinct MI25 MxGPU in World of Tanks is 40% more, than Radeon HD 6990M Crossfire.

Full Specs

	Radeon HD 6990M Crossfire	Radeon Instinct MI25 MxGPU
Architecture	Terascale 2	GCN 5.0
Code name	Blackcomb XTX	Vega 10
Type	Laptop	Desktop
Release date	12 July 2011	27 June 2017
Pipelines	2240	4096
Core clock speed	715 MHz	1400 MHz
Boost Clock		1500 MHz
Transistor count	2x1700 Million	12,500 million
Manufacturing process technology	40 nm	14 nm
Texture fill rate		384.0
Length		267 mm
Memory bus width	256 Bit	2048 Bit
Memory clock speed	900 MHz	1704 MHz
Memory bandwidth		436.2 GB/s
Shared memory	-
DirectX	DirectX 11, Shader 5.0	12 (12_1)
Shader Model		6.4
OpenGL		4.6
OpenCL		2.0
Vulkan		1.1.125
Laptop size	large
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Radeon HD 6990M Crossfire vs Radeon Instinct MI25 MxGPU

Radeon HD 6990M Crossfire is a Laptop Graphics Card

Main Specs

Game benchmarks

Full Specs

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