Radeon HD 6790 vs Radeon HD 6870

If you are going to buy a new graphics card and are choosing between Radeon HD 6790 and Radeon HD 6870, 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 6790 stacks up against Radeon HD 6870, check out specs charts below.

Radeon HD 6790 Check Price

Radeon HD 6870 Check Price

Main Specs

	Radeon HD 6790	Radeon HD 6870
Power consumption (TDP)	150 Watt	151 Watt
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Supplementary power connectors	2x 6-pin	2x 6-pin
Memory type	GDDR5	GDDR5
Maximum RAM amount	1 GB	1 GB
Display Connectors	2x DVI, 1x HDMI, 1x DisplayPort	2x DVI, 1x HDMI, 2x mini-DisplayPort
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Radeon HD 6870 has 0% more power consumption, than Radeon HD 6790.
Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
Radeon HD 6790 and Radeon HD 6870 have maximum RAM of 1 GB.
Both cards are used in Desktops.
Radeon HD 6790 and Radeon HD 6870 are build with Terascale 2 architecture.
Radeon HD 6790 and Radeon HD 6870 are manufactured by 40 nm process technology.
Radeon HD 6870 is 22 mm longer, than Radeon HD 6790.
Memory clock speed of Radeon HD 6790 and Radeon HD 6870 is 1050 MHz.

Game benchmarks


high / 1080p	7−8	10−12
ultra / 1080p	4−5	6−7
QHD / 1440p	0−1	1−2
low / 720p	18−20	24−27
medium / 1080p	9−10	12−14
The average gaming FPS of Radeon HD 6870 in Assassin's Creed Odyssey is 40% more, than Radeon HD 6790.
high / 1080p	12−14	18−20
ultra / 1080p	10−12	14−16
QHD / 1440p	0−1	1−2
low / 720p	27−30	35−40
medium / 1080p	14−16	20−22
The average gaming FPS of Radeon HD 6870 in Battlefield 5 is 43% more, than Radeon HD 6790.
low / 768p	45−50	45−50
high / 1080p	45−50	−
QHD / 1440p	0−1	0−1
Radeon HD 6790 and Radeon HD 6870 have the same average FPS in Call of Duty: Warzone.
low / 768p	140−150	180−190
medium / 768p	120−130	140−150
ultra / 1080p	60−65	75−80
QHD / 1440p	30−35	40−45
4K / 2160p	27−30	30−33
high / 768p	90−95	110−120
The average gaming FPS of Radeon HD 6870 in Counter-Strike: Global Offensive is 22% more, than Radeon HD 6790.
low / 768p	55−60	55−60
ultra / 1080p	21−24	30−33
medium / 1080p	45−50	45−50
The average gaming FPS of Radeon HD 6870 in Cyberpunk 2077 is 7% more, than Radeon HD 6790.
low / 768p	85−90	95−100
medium / 768p	65−70	75−80
ultra / 1080p	35−40	50−55
The average gaming FPS of Radeon HD 6870 in Dota 2 is 17% more, than Radeon HD 6790.
high / 1080p	9−10	12−14
ultra / 1080p	8−9	12−14
4K / 2160p	4−5	5−6
low / 720p	21−24	27−30
medium / 1080p	10−11	14−16
The average gaming FPS of Radeon HD 6870 in Far Cry 5 is 36% more, than Radeon HD 6790.
high / 1080p	16−18	20−22
ultra / 1080p	10−12	14−16
low / 720p	65−70	80−85
medium / 1080p	27−30	35−40
The average gaming FPS of Radeon HD 6870 in Fortnite is 25% more, than Radeon HD 6790.
high / 1080p	14−16	18−20
ultra / 1080p	12−14	14−16
QHD / 1440p	2−3	5−6
low / 720p	27−30	40−45
medium / 1080p	16−18	21−24
The average gaming FPS of Radeon HD 6870 in Forza Horizon 4 is 33% more, than Radeon HD 6790.
low / 768p	55−60	70−75
medium / 768p	50−55	60−65
high / 1080p	14−16	21−24
ultra / 1080p	7−8	9−10
QHD / 1440p	0−1	0−1
The average gaming FPS of Radeon HD 6870 in Grand Theft Auto V is 24% more, than Radeon HD 6790.
high / 1080p	5−6	7−8
ultra / 1080p	4−5	5−6
4K / 2160p	0−1	1−2
low / 720p	14−16	21−24
medium / 1080p	7−8	9−10
The average gaming FPS of Radeon HD 6870 in Metro Exodus is 37% more, than Radeon HD 6790.
low / 768p	95−100	100−110
high / 1080p	90−95	−
ultra / 1080p	85−90	90−95
medium / 1080p	95−100	100−105
The average gaming FPS of Radeon HD 6870 in Minecraft is 6% more, than Radeon HD 6790.
high / 1080p	16−18	18−20
ultra / 1080p	14−16	16−18
low / 720p	35−40	45−50
medium / 1080p	18−20	21−24
The average gaming FPS of Radeon HD 6870 in PLAYERUNKNOWN'S BATTLEGROUNDS is 18% more, than Radeon HD 6790.
high / 1080p	−	12−14
ultra / 1080p	8−9	8−9
QHD / 1440p	0−1	0−1
low / 720p	14−16	20−22
medium / 1080p	10−12	12−14
The average gaming FPS of Radeon HD 6870 in Red Dead Redemption 2 is 27% more, than Radeon HD 6790.
low / 768p	27−30	40−45
medium / 768p	18−20	24−27
high / 1080p	10−11	14−16
ultra / 1080p	7−8	8−9
4K / 2160p	6−7	7−8
The average gaming FPS of Radeon HD 6870 in The Witcher 3: Wild Hunt is 35% more, than Radeon HD 6790.
low / 768p	85−90	95−100
medium / 768p	45−50	55−60
ultra / 1080p	21−24	27−30
high / 768p	40−45	45−50
The average gaming FPS of Radeon HD 6870 in World of Tanks is 14% more, than Radeon HD 6790.

Full Specs

	Radeon HD 6790	Radeon HD 6870
Architecture	Terascale 2	Terascale 2
Code name	Barts	RV940 Barts
Type	Desktop	Desktop
Release date	4 April 2011	22 October 2010
Pipelines	800	1120
Core clock speed	840 MHz
Boost Clock		900 MHz
Transistor count	1,700 million	1,700 million
Manufacturing process technology	40 nm	40 nm
Texture fill rate	33.60	50.40
Floating-point performance	1,344.0 gflops	2,016.0 gflops
Length	198 mm	220 mm
Memory bus width	256 Bit	256 Bit
Memory clock speed	1050 MHz	1050 MHz
Memory bandwidth	134.4 GB/s	134.4 GB/s
Shared memory		-
DirectX	11.2 (11_0)
Shader Model	5.0	5.0
OpenGL	4.4	4.4
OpenCL	1.2	1.2
Vulkan	N/A
Bus support		PCIe 2.0 x16
HDMI		+
Bitcoin / BTC (SHA256)	122 Mh/s	213 Mh/s
Eyefinity		+
Design		reference
CrossFire		+
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Radeon HD 6790 vs Radeon HD 6870

Main Specs

Game benchmarks

Full Specs

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