Radeon HD 6990 vs Radeon R7 250X

When choosing between Radeon HD 6990 and Radeon R7 250X, 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 R7 250X.

Radeon HD 6990 Check Price

Radeon R7 250X Check Price

Main Specs

	Radeon HD 6990	Radeon R7 250X
Power consumption (TDP)	375 Watt	80 Watt
Interface	PCIe 2.0 x16	PCIe 3.0 x16
Supplementary power connectors	2x 8-pin	1 x 6-pin
Memory type	GDDR5	GDDR5
Maximum RAM amount	2 GB	2 GB
Display Connectors	1x DVI, 4x mini-DisplayPort	1x DVI, 1x HDMI, 2x mini-DisplayPort
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Radeon HD 6990 has 368% more power consumption, than Radeon R7 250X.
Radeon HD 6990 is connected by PCIe 2.0 x16, and Radeon R7 250X uses PCIe 3.0 x16 interface.
Radeon HD 6990 and Radeon R7 250X have maximum RAM of 2 GB.
Both cards are used in Desktops.
Radeon HD 6990 is build with TeraScale 3 architecture, and Radeon R7 250X - with GCN 1.0.
Radeon HD 6990 is manufactured by 40 nm process technology, and Radeon R7 250X - by 28 nm process technology.
Radeon HD 6990 is 85 mm longer, than Radeon R7 250X.
Memory clock speed of Radeon HD 6990 is 3375 MHz higher, than Radeon R7 250X.

Game benchmarks


high / 1080p	14−16	10−12
ultra / 1080p	9−10	6−7
QHD / 1440p	3−4	1−2
low / 720p	30−35	24−27
medium / 1080p	18−20	14−16
The average gaming FPS of Radeon HD 6990 in Assassin's Creed Odyssey is 36% more, than Radeon R7 250X.
high / 1080p	24−27	18−20
ultra / 1080p	21−24	16−18
QHD / 1440p	7−8	2−3
4K / 2160p	5−6	−
low / 720p	50−55	40−45
medium / 1080p	27−30	20−22
The average gaming FPS of Radeon HD 6990 in Battlefield 5 is 35% more, than Radeon R7 250X.
low / 768p	45−50	45−50
QHD / 1440p	0−1	0−1
Radeon HD 6990 and Radeon R7 250X have the same average FPS in Call of Duty: Warzone.
low / 768p	210−220	180−190
medium / 768p	170−180	150−160
ultra / 1080p	95−100	75−80
QHD / 1440p	50−55	45−50
4K / 2160p	30−33	30−33
high / 768p	140−150	110−120
The average gaming FPS of Radeon HD 6990 in Counter-Strike: Global Offensive is 17% more, than Radeon R7 250X.
low / 768p	55−60	55−60
ultra / 1080p	40−45	30−35
medium / 1080p	45−50	45−50
The average gaming FPS of Radeon HD 6990 in Cyberpunk 2077 is 8% more, than Radeon R7 250X.
low / 768p	110−120	95−100
medium / 768p	90−95	80−85
ultra / 1080p	60−65	50−55
The average gaming FPS of Radeon HD 6990 in Dota 2 is 16% more, than Radeon R7 250X.
high / 1080p	18−20	12−14
ultra / 1080p	16−18	12−14
4K / 2160p	6−7	5−6
low / 720p	35−40	30−33
medium / 1080p	18−20	14−16
The average gaming FPS of Radeon HD 6990 in Far Cry 5 is 26% more, than Radeon R7 250X.
high / 1080p	24−27	20−22
ultra / 1080p	18−20	14−16
QHD / 1440p	16−18	−
low / 720p	95−100	80−85
medium / 1080p	50−55	40−45
The average gaming FPS of Radeon HD 6990 in Fortnite is 20% more, than Radeon R7 250X.
high / 1080p	24−27	18−20
ultra / 1080p	20−22	16−18
QHD / 1440p	9−10	5−6
low / 720p	50−55	40−45
medium / 1080p	27−30	21−24
The average gaming FPS of Radeon HD 6990 in Forza Horizon 4 is 28% more, than Radeon R7 250X.
low / 768p	85−90	70−75
medium / 768p	75−80	60−65
high / 1080p	30−33	21−24
ultra / 1080p	12−14	9−10
QHD / 1440p	3−4	0−1
The average gaming FPS of Radeon HD 6990 in Grand Theft Auto V is 26% more, than Radeon R7 250X.
high / 1080p	9−10	7−8
ultra / 1080p	7−8	5−6
4K / 2160p	2−3	1−2
low / 720p	27−30	21−24
medium / 1080p	12−14	10−11
The average gaming FPS of Radeon HD 6990 in Metro Exodus is 33% more, than Radeon R7 250X.
low / 768p	110−120	100−110
ultra / 1080p	100−110	95−100
medium / 1080p	100−110	100−110
The average gaming FPS of Radeon HD 6990 in Minecraft is 5% more, than Radeon R7 250X.
high / 1080p	21−24	20−22
ultra / 1080p	18−20	16−18
low / 720p	55−60	45−50
medium / 1080p	24−27	21−24
The average gaming FPS of Radeon HD 6990 in PLAYERUNKNOWN'S BATTLEGROUNDS is 14% more, than Radeon R7 250X.
high / 1080p	14−16	12−14
ultra / 1080p	9−10	8−9
QHD / 1440p	0−1	0−1
low / 720p	27−30	21−24
medium / 1080p	16−18	14−16
The average gaming FPS of Radeon HD 6990 in Red Dead Redemption 2 is 21% more, than Radeon R7 250X.
low / 768p	55−60	40−45
medium / 768p	30−35	24−27
high / 1080p	18−20	14−16
ultra / 1080p	10−12	9−10
4K / 2160p	8−9	7−8
The average gaming FPS of Radeon HD 6990 in The Witcher 3: Wild Hunt is 25% more, than Radeon R7 250X.
low / 768p	100−110	95−100
medium / 768p	60−65	55−60
ultra / 1080p	35−40	27−30
high / 768p	50−55	45−50
The average gaming FPS of Radeon HD 6990 in World of Tanks is 12% more, than Radeon R7 250X.

Full Specs

	Radeon HD 6990	Radeon R7 250X
Architecture	TeraScale 3	GCN 1.0
Code name	Antilles	Cape Verde
Type	Desktop	Desktop
Release date	8 March 2011	13 February 2014
Pipelines	1536	640
Core clock speed	830 MHz
Boost Clock		1000 MHz
Transistor count	2,640 million	1,500 million
Manufacturing process technology	40 nm	28 nm
Texture fill rate	79.68	38.00
Floating-point performance	2x 2,549.8 gflops	1,216 gflops
Length	295 mm	210 mm
Memory bus width	256 Bit	128 Bit
Memory clock speed	5000 MHz	1625 MHz
Memory bandwidth	160.0 GB/s	96 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
FreeSync		+
Bus support		PCIe 3.0
HDMI		+
Bitcoin / BTC (SHA256)	265 Mh/s	152 Mh/s
Eyefinity		+
Design		reference
CrossFire		+
DDMA audio		+
Ethereum / ETH (DaggerHashimoto)	24 Mh/s
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Radeon HD 6990 vs Radeon R7 250X

Main Specs

Game benchmarks

Full Specs

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