Radeon 540 vs Radeon HD 7990

In this comparison between Radeon 540 and Radeon HD 7990 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 540 will be the best choice, for others Radeon HD 7990 will be their preference. Study the comparison tables below and make your choice.

Radeon 540

Radeon HD 7990 Check Price

Main Specs

	Radeon 540	Radeon HD 7990
Power consumption (TDP)	50 Watt	375 Watt
Interface	PCIe 3.0 x8	PCIe 3.0 x16
Supplementary power connectors	None	2x 8-pin
Memory type	GDDR5	GDDR5
Maximum RAM amount	2 GB	3 GB
Display Connectors	1x DVI, 1x HDMI, 1x DisplayPort	1x DVI, 4x mini-DisplayPort
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Radeon HD 7990 has 650% more power consumption, than Radeon 540.
Radeon 540 is connected by PCIe 3.0 x8, and Radeon HD 7990 uses PCIe 3.0 x16 interface.
Radeon HD 7990 has 1 GB more memory, than Radeon 540.
Both cards are used in Desktops.
Radeon 540 is build with GCN 4.0 architecture, and Radeon HD 7990 - with GCN 1.0.
Core clock speed of Radeon 540 is 150 MHz higher, than Radeon HD 7990.
Radeon 540 is manufactured by 14 nm process technology, and Radeon HD 7990 - by 28 nm process technology.
Radeon HD 7990 is 162 mm longer, than Radeon 540.
Memory clock speed of Radeon 540 is 1000 MHz higher, than Radeon HD 7990.

Game benchmarks


high / 1080p	6−7	35−40
ultra / 1080p	3−4	21−24
QHD / 1440p	0−1	16−18
4K / 2160p	−	10−11
low / 720p	14−16	60−65
medium / 1080p	7−8	40−45
The average gaming FPS of Radeon HD 7990 in Assassin's Creed Odyssey is 412% more, than Radeon 540.
high / 1080p	10−12	55−60
ultra / 1080p	9−10	45−50
QHD / 1440p	0−1	35−40
4K / 2160p	−	18−20
low / 720p	21−24	100−110
medium / 1080p	10−12	60−65
The average gaming FPS of Radeon HD 7990 in Battlefield 5 is 423% more, than Radeon 540.
low / 768p	45−50	50−55
high / 1080p	45−50	−
QHD / 1440p	0−1	0−1
The average gaming FPS of Radeon HD 7990 in Call of Duty: Warzone is 10% more, than Radeon 540.
low / 768p	120−130	250−260
medium / 768p	100−110	220−230
ultra / 1080p	50−55	180−190
QHD / 1440p	27−30	110−120
4K / 2160p	−	70−75
high / 768p	75−80	210−220
The average gaming FPS of Radeon HD 7990 in Counter-Strike: Global Offensive is 158% more, than Radeon 540.
low / 768p	55−60	60−65
ultra / 1080p	16−18	−
medium / 1080p	45−50	55−60
The average gaming FPS of Radeon HD 7990 in Cyberpunk 2077 is 15% more, than Radeon 540.
low / 768p	75−80	120−130
medium / 768p	55−60	110−120
ultra / 1080p	30−35	100−110
The average gaming FPS of Radeon HD 7990 in Dota 2 is 109% more, than Radeon 540.
high / 1080p	7−8	45−50
ultra / 1080p	7−8	40−45
QHD / 1440p	−	27−30
4K / 2160p	3−4	14−16
low / 720p	16−18	80−85
medium / 1080p	8−9	45−50
The average gaming FPS of Radeon HD 7990 in Far Cry 5 is 487% more, than Radeon 540.
high / 1080p	14−16	60−65
ultra / 1080p	10−11	45−50
QHD / 1440p	−	27−30
4K / 2160p	−	27−30
low / 720p	55−60	180−190
medium / 1080p	20−22	110−120
The average gaming FPS of Radeon HD 7990 in Fortnite is 292% more, than Radeon 540.
high / 1080p	10−12	60−65
ultra / 1080p	10−11	45−50
QHD / 1440p	0−1	30−35
4K / 2160p	−	24−27
low / 720p	24−27	100−110
medium / 1080p	12−14	65−70
The average gaming FPS of Radeon HD 7990 in Forza Horizon 4 is 366% more, than Radeon 540.
low / 768p	50−55	140−150
medium / 768p	40−45	120−130
high / 1080p	10−12	70−75
ultra / 1080p	6−7	30−35
QHD / 1440p	0−1	21−24
The average gaming FPS of Radeon HD 7990 in Grand Theft Auto V is 232% more, than Radeon 540.
high / 1080p	4−5	24−27
ultra / 1080p	3−4	20−22
QHD / 1440p	−	16−18
4K / 2160p	0−1	8−9
low / 720p	10−12	65−70
medium / 1080p	6−7	30−35
The average gaming FPS of Radeon HD 7990 in Metro Exodus is 500% more, than Radeon 540.
low / 768p	90−95	130−140
high / 1080p	85−90	−
ultra / 1080p	75−80	−
medium / 1080p	90−95	120−130
The average gaming FPS of Radeon HD 7990 in Minecraft is 41% more, than Radeon 540.
high / 1080p	16−18	−
ultra / 1080p	14−16	14−16
low / 720p	30−33	100−110
medium / 1080p	16−18	18−20
The average gaming FPS of Radeon HD 7990 in PLAYERUNKNOWN'S BATTLEGROUNDS is 119% more, than Radeon 540.
high / 1080p	−	24−27
ultra / 1080p	7−8	16−18
QHD / 1440p	0−1	10−11
4K / 2160p	−	7−8
low / 720p	10−12	65−70
medium / 1080p	10−11	35−40
The average gaming FPS of Radeon HD 7990 in Red Dead Redemption 2 is 344% more, than Radeon 540.
low / 768p	21−24	130−140
medium / 768p	14−16	85−90
high / 1080p	8−9	45−50
ultra / 1080p	6−7	24−27
4K / 2160p	−	16−18
The average gaming FPS of Radeon HD 7990 in The Witcher 3: Wild Hunt is 461% more, than Radeon 540.
low / 768p	85−90	90−95
medium / 768p	40−45	60−65
ultra / 1080p	18−20	50−55
high / 768p	35−40	60−65
The average gaming FPS of Radeon HD 7990 in World of Tanks is 45% more, than Radeon 540.

Full Specs

	Radeon 540	Radeon HD 7990
Architecture	GCN 4.0	GCN 1.0
Code name	Lexa	Malta
Type	Desktop	Desktop
Release date	26 March 2019	24 April 2013
Pipelines	512	2048
Core clock speed	1100 MHz	950 MHz
Boost Clock	1124 MHz	1000 MHz
Transistor count	2,200 million	4,313 million
Manufacturing process technology	14 nm	28 nm
Texture fill rate	35.97	128.0
Floating-point performance		2x 4,096 gflops
Length	145 mm	307 mm
Memory bus width	64 Bit	384 Bit
Memory clock speed	7000 MHz	6000 MHz
Memory bandwidth	56 GB/s	288.0 GB/s
DirectX	12 (12_0)	12 (11_1)
Shader Model	6.4	5.1
OpenGL	4.6	4.6
OpenCL	2.0	1.2
Vulkan	1.2.131	1.2.131
Bitcoin / BTC (SHA256)		459 Mh/s
Ethereum / ETH (DaggerHashimoto)		44 Mh/s
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Radeon 540 vs Radeon HD 7990

Main Specs

Game benchmarks

Full Specs

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