Radeon HD 7750 vs Radeon HD 7990

If you are going to buy a new graphics card and are choosing between Radeon HD 7750 and Radeon HD 7990, 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 7750 stacks up against Radeon HD 7990, check out specs charts below.

Radeon HD 7750 Check Price

Radeon HD 7990 Check Price

Main Specs

	Radeon HD 7750	Radeon HD 7990
Power consumption (TDP)	75 Watt	375 Watt
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Supplementary power connectors	None	2x 8-pin
Memory type	GDDR5	GDDR5
Maximum RAM amount	1 GB	3 GB
Display Connectors	1x DVI, 1x HDMI, 1x DisplayPort	1x DVI, 4x mini-DisplayPort
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Radeon HD 7990 has 400% more power consumption, than Radeon HD 7750.
Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
Radeon HD 7990 has 2 GB more memory, than Radeon HD 7750.
Both cards are used in Desktops.
Radeon HD 7750 and Radeon HD 7990 are build with GCN 1.0 architecture.
Radeon HD 7750 and Radeon HD 7990 are manufactured by 28 nm process technology.
Radeon HD 7990 is 139 mm longer, than Radeon HD 7750.
Memory clock speed of Radeon HD 7990 is 4875 MHz higher, than Radeon HD 7750.

Game benchmarks


high / 1080p	7−8	35−40
ultra / 1080p	4−5	21−24
QHD / 1440p	0−1	16−18
4K / 2160p	−	10−11
low / 720p	18−20	60−65
medium / 1080p	9−10	40−45
The average gaming FPS of Radeon HD 7990 in Assassin's Creed Odyssey is 310% more, than Radeon HD 7750.
high / 1080p	12−14	55−60
ultra / 1080p	10−12	45−50
QHD / 1440p	0−1	35−40
4K / 2160p	−	18−20
low / 720p	27−30	100−110
medium / 1080p	14−16	60−65
The average gaming FPS of Radeon HD 7990 in Battlefield 5 is 325% more, than Radeon HD 7750.
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 HD 7750.
low / 768p	140−150	250−260
medium / 768p	120−130	220−230
ultra / 1080p	60−65	180−190
QHD / 1440p	30−35	110−120
4K / 2160p	27−30	70−75
high / 768p	90−95	210−220
The average gaming FPS of Radeon HD 7990 in Counter-Strike: Global Offensive is 118% more, than Radeon HD 7750.
low / 768p	55−60	60−65
ultra / 1080p	21−24	−
medium / 1080p	45−50	55−60
The average gaming FPS of Radeon HD 7990 in Cyberpunk 2077 is 15% more, than Radeon HD 7750.
low / 768p	85−90	120−130
medium / 768p	65−70	110−120
ultra / 1080p	35−40	100−110
The average gaming FPS of Radeon HD 7990 in Dota 2 is 79% more, than Radeon HD 7750.
high / 1080p	9−10	45−50
ultra / 1080p	8−9	40−45
QHD / 1440p	−	27−30
4K / 2160p	4−5	14−16
low / 720p	21−24	80−85
medium / 1080p	10−11	45−50
The average gaming FPS of Radeon HD 7990 in Far Cry 5 is 327% more, than Radeon HD 7750.
high / 1080p	16−18	60−65
ultra / 1080p	10−12	45−50
QHD / 1440p	−	27−30
4K / 2160p	−	27−30
low / 720p	65−70	180−190
medium / 1080p	27−30	110−120
The average gaming FPS of Radeon HD 7990 in Fortnite is 229% more, than Radeon HD 7750.
high / 1080p	14−16	60−65
ultra / 1080p	12−14	45−50
QHD / 1440p	2−3	30−35
4K / 2160p	−	24−27
low / 720p	27−30	100−110
medium / 1080p	16−18	65−70
The average gaming FPS of Radeon HD 7990 in Forza Horizon 4 is 320% more, than Radeon HD 7750.
low / 768p	55−60	140−150
medium / 768p	50−55	120−130
high / 1080p	14−16	70−75
ultra / 1080p	7−8	30−35
QHD / 1440p	0−1	21−24
The average gaming FPS of Radeon HD 7990 in Grand Theft Auto V is 181% more, than Radeon HD 7750.
high / 1080p	5−6	24−27
ultra / 1080p	4−5	20−22
QHD / 1440p	−	16−18
4K / 2160p	0−1	8−9
low / 720p	14−16	65−70
medium / 1080p	7−8	30−35
The average gaming FPS of Radeon HD 7990 in Metro Exodus is 350% more, than Radeon HD 7750.
low / 768p	95−100	130−140
high / 1080p	90−95	−
ultra / 1080p	80−85	−
medium / 1080p	95−100	120−130
The average gaming FPS of Radeon HD 7990 in Minecraft is 34% more, than Radeon HD 7750.
high / 1080p	16−18	−
ultra / 1080p	14−16	14−16
low / 720p	35−40	100−110
medium / 1080p	18−20	18−20
The average gaming FPS of Radeon HD 7990 in PLAYERUNKNOWN'S BATTLEGROUNDS is 100% more, than Radeon HD 7750.
high / 1080p	−	24−27
ultra / 1080p	8−9	16−18
QHD / 1440p	0−1	10−11
4K / 2160p	−	7−8
low / 720p	14−16	65−70
medium / 1080p	10−12	35−40
The average gaming FPS of Radeon HD 7990 in Red Dead Redemption 2 is 263% more, than Radeon HD 7750.
low / 768p	27−30	130−140
medium / 768p	18−20	85−90
high / 1080p	10−11	45−50
ultra / 1080p	7−8	24−27
4K / 2160p	6−7	16−18
The average gaming FPS of Radeon HD 7990 in The Witcher 3: Wild Hunt is 342% more, than Radeon HD 7750.
low / 768p	85−90	90−95
medium / 768p	45−50	60−65
ultra / 1080p	21−24	50−55
high / 768p	40−45	60−65
The average gaming FPS of Radeon HD 7990 in World of Tanks is 34% more, than Radeon HD 7750.

Full Specs

	Radeon HD 7750	Radeon HD 7990
Architecture	GCN 1.0	GCN 1.0
Code name	Cape Verde	Malta
Type	Desktop	Desktop
Release date	15 February 2012	24 April 2013
Pipelines	512	2048
Core clock speed		950 MHz
Boost Clock	800 MHz	1000 MHz
Transistor count	1,500 million	4,313 million
Manufacturing process technology	28 nm	28 nm
Texture fill rate	25.60	128.0
Floating-point performance	819.2 gflops	2x 4,096 gflops
Length	168 mm	307 mm
Memory bus width	128 Bit	384 Bit
Memory clock speed	1125 MHz	6000 MHz
Memory bandwidth	72 GB/s	288.0 GB/s
DirectX		12 (11_1)
Shader Model	5.1	5.1
OpenGL	4.6	4.6
OpenCL	1.2	1.2
Vulkan		1.2.131
FreeSync	+
Bus support	PCIe 2.1 x16
HDMI	+
Bitcoin / BTC (SHA256)	98 Mh/s	459 Mh/s
Eyefinity	+
Design	reference
DisplayPort support	+
CrossFire	+
Ethereum / ETH (DaggerHashimoto)		44 Mh/s
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Radeon HD 7750 vs Radeon HD 7990

Main Specs

Game benchmarks

Full Specs

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