Radeon HD 7990 vs Radeon R9 M295X

If you are going to buy a new graphics card and are choosing between Radeon HD 7990 and Radeon R9 M295X, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 7990 stacks up against Radeon R9 M295X, check out specs charts below.

Radeon HD 7990 Check Price

Radeon R9 M295X Check Price

Radeon R9 M295X is a Laptop Graphics Card

Note: Radeon R9 M295X 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 M295X here:

Radeon R9 M295X Laptops

Main Specs

	Radeon HD 7990	Radeon R9 M295X
Power consumption (TDP)	375 Watt	250 Watt
Interface	PCIe 3.0 x16	MXM-B (3.0)
Supplementary power connectors	2x 8-pin	None
Memory type	GDDR5	Not Listed
Maximum RAM amount	3 GB
Display Connectors	1x DVI, 4x mini-DisplayPort	No outputs
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Radeon HD 7990 has 50% more power consumption, than Radeon R9 M295X.
Radeon HD 7990 is connected by PCIe 3.0 x16, and Radeon R9 M295X uses MXM-B (3.0) interface.
Radeon HD 7990 is used in Desktops, and Radeon R9 M295X - in Laptops.
Radeon HD 7990 is build with GCN 1.0 architecture, and Radeon R9 M295X - with GCN 3.
Core clock speed of Radeon HD 7990 is 227 MHz higher, than Radeon R9 M295X.
Radeon HD 7990 and Radeon R9 M295X are manufactured by 28 nm process technology.

Game benchmarks


high / 1080p	35−40	35−40
ultra / 1080p	21−24	21−24
QHD / 1440p	16−18	16−18
4K / 2160p	10−11	10−11
low / 720p	60−65	60−65
medium / 1080p	40−45	40−45
Radeon HD 7990 and Radeon R9 M295X have the same average FPS in Assassin's Creed Odyssey.
high / 1080p	55−60	55−60
ultra / 1080p	45−50	45−50
QHD / 1440p	35−40	35−40
4K / 2160p	18−20	18−20
low / 720p	100−110	100−110
medium / 1080p	60−65	60−65
Radeon HD 7990 and Radeon R9 M295X have the same average FPS in Battlefield 5.
low / 768p	50−55	50−55
QHD / 1440p	0−1	0−1
Radeon HD 7990 and Radeon R9 M295X have the same average FPS in Call of Duty: Warzone.
low / 768p	250−260	250−260
medium / 768p	220−230	220−230
ultra / 1080p	180−190	180−190
QHD / 1440p	110−120	110−120
4K / 2160p	70−75	70−75
high / 768p	210−220	210−220
Radeon HD 7990 and Radeon R9 M295X have the same average FPS in Counter-Strike: Global Offensive.
low / 768p	60−65	60−65
medium / 1080p	55−60	55−60
Radeon HD 7990 and Radeon R9 M295X have the same average FPS in Cyberpunk 2077.
low / 768p	120−130	120−130
medium / 768p	110−120	110−120
ultra / 1080p	100−110	100−110
Radeon HD 7990 and Radeon R9 M295X have the same average FPS in Dota 2.
high / 1080p	45−50	45−50
ultra / 1080p	40−45	40−45
QHD / 1440p	27−30	27−30
4K / 2160p	14−16	14−16
low / 720p	80−85	80−85
medium / 1080p	45−50	45−50
Radeon HD 7990 and Radeon R9 M295X have the same average FPS in Far Cry 5.
high / 1080p	60−65	60−65
ultra / 1080p	45−50	45−50
QHD / 1440p	27−30	27−30
4K / 2160p	27−30	27−30
low / 720p	180−190	180−190
medium / 1080p	110−120	110−120
Radeon HD 7990 and Radeon R9 M295X have the same average FPS in Fortnite.
high / 1080p	60−65	60−65
ultra / 1080p	45−50	45−50
QHD / 1440p	30−35	30−35
4K / 2160p	24−27	24−27
low / 720p	100−110	100−110
medium / 1080p	65−70	65−70
Radeon HD 7990 and Radeon R9 M295X have the same average FPS in Forza Horizon 4.
low / 768p	140−150	140−150
medium / 768p	120−130	120−130
high / 1080p	70−75	70−75
ultra / 1080p	30−35	30−35
QHD / 1440p	21−24	21−24
Radeon HD 7990 and Radeon R9 M295X have the same average FPS in Grand Theft Auto V.
high / 1080p	24−27	24−27
ultra / 1080p	20−22	20−22
QHD / 1440p	16−18	16−18
4K / 2160p	8−9	8−9
low / 720p	65−70	65−70
medium / 1080p	30−35	30−35
Radeon HD 7990 and Radeon R9 M295X have the same average FPS in Metro Exodus.
low / 768p	130−140	130−140
medium / 1080p	120−130	120−130
Radeon HD 7990 and Radeon R9 M295X have the same average FPS in Minecraft.
ultra / 1080p	14−16	14−16
low / 720p	100−110	100−110
medium / 1080p	18−20	18−20
Radeon HD 7990 and Radeon R9 M295X have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS.
high / 1080p	24−27	24−27
ultra / 1080p	16−18	16−18
QHD / 1440p	10−11	10−11
4K / 2160p	7−8	7−8
low / 720p	65−70	65−70
medium / 1080p	35−40	35−40
Radeon HD 7990 and Radeon R9 M295X have the same average FPS in Red Dead Redemption 2.
low / 768p	130−140	130−140
medium / 768p	85−90	85−90
high / 1080p	45−50	45−50
ultra / 1080p	24−27	24−27
4K / 2160p	16−18	16−18
Radeon HD 7990 and Radeon R9 M295X have the same average FPS in The Witcher 3: Wild Hunt.
low / 768p	90−95	90−95
medium / 768p	60−65	60−65
ultra / 1080p	50−55	50−55
high / 768p	60−65	60−65
Radeon HD 7990 and Radeon R9 M295X have the same average FPS in World of Tanks.

Full Specs

	Radeon HD 7990	Radeon R9 M295X
Architecture	GCN 1.0	GCN 3
Code name	Malta	Tonga
Type	Desktop	Laptop
Release date	24 April 2013	16 October 2014
Pipelines	2048	2048
Core clock speed	950 MHz	723 MHz
Boost Clock	1000 MHz
Transistor count	4,313 million	5,000 million
Manufacturing process technology	28 nm	28 nm
Texture fill rate	128.0	92.54
Floating-point performance	2x 4,096 gflops	2,961 gflops
Length	307 mm
Memory bus width	384 Bit
Memory clock speed	6000 MHz
Memory bandwidth	288.0 GB/s	160.0 GB/s
Shared memory		-
DirectX	12 (11_1)	Not Listed
Shader Model	5.1	6.3
OpenGL	4.6	4.4
OpenCL	1.2	Not Listed
Vulkan	1.2.131
FreeSync		+
Bus support		PCIe 3.0
Bitcoin / BTC (SHA256)	459 Mh/s	392 Mh/s
Laptop size		large
HD3D		+
PowerTune		+
DualGraphics		+
ZeroCore		+
Switchable graphics		+
Mantle		+
Ethereum / ETH (DaggerHashimoto)	44 Mh/s
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Radeon HD 7990 vs Radeon R9 M295X

Radeon R9 M295X is a Laptop Graphics Card

Main Specs

Game benchmarks

Full Specs

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