Radeon HD 6990 vs Radeon HD 7950

When choosing between Radeon HD 6990 and Radeon HD 7950, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon HD 6990 and Radeon HD 7950.

Radeon HD 6990 Check Price

Radeon HD 7950 Check Price

Main Specs

	Radeon HD 6990	Radeon HD 7950
Power consumption (TDP)	375 Watt	200 Watt
Interface	PCIe 2.0 x16	PCIe 3.0 x16
Supplementary power connectors	2x 8-pin	2x 6-pin
Memory type	GDDR5	GDDR5
Maximum RAM amount	2 GB	3 GB
Display Connectors	1x DVI, 4x mini-DisplayPort	1x DVI, 1x HDMI, 2x mini-DisplayPort
	Check Price	Check Price

Radeon HD 6990 has 87% more power consumption, than Radeon HD 7950.
Radeon HD 6990 is connected by PCIe 2.0 x16, and Radeon HD 7950 uses PCIe 3.0 x16 interface.
Radeon HD 7950 has 1 GB more memory, than Radeon HD 6990.
Both cards are used in Desktops.
Radeon HD 6990 is build with TeraScale 3 architecture, and Radeon HD 7950 - with GCN 1.0.
Radeon HD 6990 is manufactured by 40 nm process technology, and Radeon HD 7950 - by 28 nm process technology.
Radeon HD 6990 is 28 mm longer, than Radeon HD 7950.
Memory clock speed of Radeon HD 6990 is 3750 MHz higher, than Radeon HD 7950.

Game benchmarks


high / 1080p	14−16	35−40
ultra / 1080p	9−10	21−24
QHD / 1440p	3−4	16−18
4K / 2160p	−	10−11
low / 720p	30−35	60−65
medium / 1080p	18−20	40−45
The average gaming FPS of Radeon HD 7950 in Assassin's Creed Odyssey is 140% more, than Radeon HD 6990.
high / 1080p	24−27	55−60
ultra / 1080p	21−24	45−50
QHD / 1440p	7−8	35−40
4K / 2160p	5−6	18−20
low / 720p	50−55	100−110
medium / 1080p	27−30	60−65
The average gaming FPS of Radeon HD 7950 in Battlefield 5 is 134% more, than Radeon HD 6990.
low / 768p	45−50	50−55
QHD / 1440p	0−1	0−1
The average gaming FPS of Radeon HD 7950 in Call of Duty: Warzone is 10% more, than Radeon HD 6990.
low / 768p	210−220	250−260
medium / 768p	170−180	220−230
ultra / 1080p	95−100	180−190
QHD / 1440p	50−55	110−120
4K / 2160p	30−33	70−75
high / 768p	140−150	210−220
The average gaming FPS of Radeon HD 7950 in Counter-Strike: Global Offensive is 48% more, than Radeon HD 6990.
low / 768p	55−60	60−65
ultra / 1080p	40−45	−
medium / 1080p	45−50	55−60
The average gaming FPS of Radeon HD 7950 in Cyberpunk 2077 is 15% more, than Radeon HD 6990.
low / 768p	110−120	120−130
medium / 768p	90−95	110−120
ultra / 1080p	60−65	100−110
The average gaming FPS of Radeon HD 7950 in Dota 2 is 27% more, than Radeon HD 6990.
high / 1080p	18−20	45−50
ultra / 1080p	16−18	40−45
QHD / 1440p	−	27−30
4K / 2160p	6−7	14−16
low / 720p	35−40	80−85
medium / 1080p	18−20	45−50
The average gaming FPS of Radeon HD 7950 in Far Cry 5 is 147% more, than Radeon HD 6990.
high / 1080p	24−27	60−65
ultra / 1080p	18−20	45−50
QHD / 1440p	16−18	27−30
4K / 2160p	−	27−30
low / 720p	95−100	180−190
medium / 1080p	50−55	110−120
The average gaming FPS of Radeon HD 7950 in Fortnite is 107% more, than Radeon HD 6990.
high / 1080p	24−27	60−65
ultra / 1080p	20−22	45−50
QHD / 1440p	9−10	30−35
4K / 2160p	−	24−27
low / 720p	50−55	100−110
medium / 1080p	27−30	65−70
The average gaming FPS of Radeon HD 7950 in Forza Horizon 4 is 133% more, than Radeon HD 6990.
low / 768p	85−90	140−150
medium / 768p	75−80	120−130
high / 1080p	30−33	70−75
ultra / 1080p	12−14	30−35
QHD / 1440p	3−4	21−24
The average gaming FPS of Radeon HD 7950 in Grand Theft Auto V is 88% more, than Radeon HD 6990.
high / 1080p	9−10	24−27
ultra / 1080p	7−8	20−22
QHD / 1440p	−	16−18
4K / 2160p	2−3	8−9
low / 720p	27−30	65−70
medium / 1080p	12−14	30−35
The average gaming FPS of Radeon HD 7950 in Metro Exodus is 158% more, than Radeon HD 6990.
low / 768p	110−120	130−140
ultra / 1080p	100−110	−
medium / 1080p	100−110	120−130
The average gaming FPS of Radeon HD 7950 in Minecraft is 18% more, than Radeon HD 6990.
high / 1080p	21−24	−
ultra / 1080p	18−20	14−16
low / 720p	55−60	100−110
medium / 1080p	24−27	18−20
The average gaming FPS of Radeon HD 7950 in PLAYERUNKNOWN'S BATTLEGROUNDS is 35% more, than Radeon HD 6990.
high / 1080p	14−16	24−27
ultra / 1080p	9−10	16−18
QHD / 1440p	0−1	10−11
4K / 2160p	−	7−8
low / 720p	27−30	65−70
medium / 1080p	16−18	35−40
The average gaming FPS of Radeon HD 7950 in Red Dead Redemption 2 is 111% more, than Radeon HD 6990.
low / 768p	55−60	130−140
medium / 768p	30−35	85−90
high / 1080p	18−20	45−50
ultra / 1080p	10−12	24−27
4K / 2160p	8−9	16−18
The average gaming FPS of Radeon HD 7950 in The Witcher 3: Wild Hunt is 148% more, than Radeon HD 6990.
low / 768p	100−110	90−95
medium / 768p	60−65	60−65
ultra / 1080p	35−40	50−55
high / 768p	50−55	60−65
The average gaming FPS of Radeon HD 7950 in World of Tanks is 4% more, than Radeon HD 6990.

Full Specs

	Radeon HD 6990	Radeon HD 7950
Architecture	TeraScale 3	GCN 1.0
Code name	Antilles	Tahiti
Type	Desktop	Desktop
Release date	8 March 2011	31 January 2012
Pipelines	1536	1792
Core clock speed	830 MHz
Boost Clock		1250 MHz
Transistor count	2,640 million	4,313 million
Manufacturing process technology	40 nm	28 nm
Texture fill rate	79.68	89.60
Floating-point performance	2x 2,549.8 gflops	2,867 gflops
Length	295 mm	267 mm
Memory bus width	256 Bit	384 Bit
Memory clock speed	5000 MHz	1250 MHz
Memory bandwidth	160.0 GB/s	240 GB/s
DirectX	11.2 (11_0)
Shader Model	5.0	5.1
OpenGL	4.4	4.6
OpenCL	1.2	1.2
Vulkan	N/A
Monero / XMR (CryptoNight)		0.56 kh/s
FreeSync		+
Bus support		PCIe 3.0 x16
HDMI		+
Bitcoin / BTC (SHA256)	265 Mh/s	381 Mh/s
Eyefinity		+
PowerTune		+
ZeroCore		+
Design		reference
Number of Eyefinity displays		6
CrossFire		+
Decred / DCR (Decred)		0.78 Gh/s
Ethereum / ETH (DaggerHashimoto)	24 Mh/s	13.86 Mh/s
Zcash / ZEC (Equihash)		250 Sol/s
Compute units		28
AppAcceleration		+
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Radeon HD 6990 vs Radeon HD 7950

Main Specs

Game benchmarks

Full Specs

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