Radeon HD 4870 X2 vs Radeon R6 M340DX

In this comparison between Radeon HD 4870 X2 and Radeon R6 M340DX 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 HD 4870 X2 will be the best choice, for others Radeon R6 M340DX will be their preference. Study the comparison tables below and make your choice.

Radeon HD 4870 X2

Radeon R6 M340DX Check Price

Radeon R6 M340DX is a Laptop Graphics Card

Note: Radeon R6 M340DX is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Radeon R6 M340DX here:

Radeon R6 M340DX Laptops

Main Specs

	Radeon HD 4870 X2	Radeon R6 M340DX
Power consumption (TDP)	286 Watt
Interface	PCIe 2.0 x16	IGP
Supplementary power connectors	1x 6-pin + 1x 8-pin
Memory type	GDDR5	DDR3
Maximum RAM amount	1 GB
Display Connectors	2x DVI, 1x S-Video	No outputs
		Check Price

Radeon HD 4870 X2 is connected by PCIe 2.0 x16, and Radeon R6 M340DX uses IGP interface.
Radeon HD 4870 X2 is used in Desktops, and Radeon R6 M340DX - in Laptops.
Radeon HD 4870 X2 is build with TeraScale architecture, and Radeon R6 M340DX - with GCN.
Radeon HD 4870 X2 is manufactured by 55 nm process technology, and Radeon R6 M340DX - by 28 nm process technology.

Game benchmarks


high / 1080p	3−4	2−3
ultra / 1080p	1−2	2−3
QHD / 1440p	0−1	0−1
low / 720p	14−16	10−11
medium / 1080p	6−7	3−4
The average gaming FPS of Radeon HD 4870 X2 in Assassin's Creed Odyssey is 50% more, than Radeon R6 M340DX.
high / 1080p	8−9	−
ultra / 1080p	6−7	5−6
QHD / 1440p	0−1	0−1
low / 720p	21−24	12−14
medium / 1080p	9−10	5−6
The average gaming FPS of Radeon HD 4870 X2 in Battlefield 5 is 50% more, than Radeon R6 M340DX.
low / 768p	45−50	45−50
high / 1080p	40−45	45−50
QHD / 1440p	0−1	0−1
The average gaming FPS of Radeon R6 M340DX in Call of Duty: Warzone is 4% more, than Radeon HD 4870 X2.
low / 768p	130−140	90−95
medium / 768p	100−110	65−70
ultra / 1080p	50−55	30−35
QHD / 1440p	24−27	21−24
high / 768p	75−80	45−50
The average gaming FPS of Radeon HD 4870 X2 in Counter-Strike: Global Offensive is 51% more, than Radeon R6 M340DX.
low / 768p	70−75	55−60
ultra / 1080p	21−24	9−10
medium / 1080p	40−45	45−50
The average gaming FPS of Radeon HD 4870 X2 in Cyberpunk 2077 is 18% more, than Radeon R6 M340DX.
low / 768p	75−80	60−65
medium / 768p	55−60	35−40
ultra / 1080p	30−35	18−20
The average gaming FPS of Radeon HD 4870 X2 in Dota 2 is 41% more, than Radeon R6 M340DX.
high / 1080p	4−5	−
ultra / 1080p	4−5	4−5
4K / 2160p	1−2	2−3
low / 720p	14−16	9−10
medium / 1080p	6−7	4−5
The average gaming FPS of Radeon HD 4870 X2 in Far Cry 5 is 20% more, than Radeon R6 M340DX.
high / 1080p	12−14	−
ultra / 1080p	7−8	7−8
QHD / 1440p	4−5	−
low / 720p	60−65	40−45
medium / 1080p	18−20	8−9
The average gaming FPS of Radeon HD 4870 X2 in Fortnite is 52% more, than Radeon R6 M340DX.
high / 1080p	8−9	6−7
ultra / 1080p	7−8	−
QHD / 1440p	0−1	0−1
low / 720p	21−24	12−14
medium / 1080p	10−11	7−8
The average gaming FPS of Radeon HD 4870 X2 in Forza Horizon 4 is 44% more, than Radeon R6 M340DX.
low / 768p	50−55	35−40
medium / 768p	−	30−35
high / 1080p	10−11	4−5
ultra / 1080p	4−5	4−5
QHD / 1440p	0−1	0−1
medium / 720p	40−45	−
The average gaming FPS of Radeon HD 4870 X2 in Grand Theft Auto V is 46% more, than Radeon R6 M340DX.
high / 1080p	2−3	2−3
ultra / 1080p	0−1	1−2
4K / 2160p	0−1	0−1
low / 720p	9−10	4−5
medium / 1080p	4−5	4−5
The average gaming FPS of Radeon HD 4870 X2 in Metro Exodus is 66% more, than Radeon R6 M340DX.
low / 768p	85−90	85−90
high / 1080p	70−75	75−80
ultra / 1080p	−	65−70
The average gaming FPS of Radeon R6 M340DX in Minecraft is 2% more, than Radeon HD 4870 X2.
high / 1080p	−	14−16
ultra / 1080p	12−14	12−14
low / 720p	30−35	20−22
medium / 1080p	14−16	16−18
The average gaming FPS of Radeon HD 4870 X2 in PLAYERUNKNOWN'S BATTLEGROUNDS is 17% more, than Radeon R6 M340DX.
high / 1080p	7−8	−
ultra / 1080p	4−5	−
QHD / 1440p	0−1	0−1
low / 720p	8−9	4−5
medium / 1080p	8−9	−
The average gaming FPS of Radeon HD 4870 X2 in Red Dead Redemption 2 is 100% more, than Radeon R6 M340DX.
low / 768p	20−22	10−12
medium / 768p	12−14	9−10
high / 1080p	7−8	5−6
ultra / 1080p	5−6	4−5
4K / 2160p	1−2	−
The average gaming FPS of Radeon HD 4870 X2 in The Witcher 3: Wild Hunt is 57% more, than Radeon R6 M340DX.
low / 768p	75−80	75−80
medium / 768p	40−45	30−35
ultra / 1080p	18−20	10−12
high / 768p	30−35	24−27
The average gaming FPS of Radeon HD 4870 X2 in World of Tanks is 16% more, than Radeon R6 M340DX.

Full Specs

	Radeon HD 4870 X2	Radeon R6 M340DX
Architecture	TeraScale	GCN
Code name	R700	Jet
Type	Desktop	Laptop
Release date	12 August 2008	3 June 2015
Pipelines	800	704
Core clock speed	700 MHz
Boost Clock		1030 MHz
Transistor count	956 million	690 million
Manufacturing process technology	55 nm	28 nm
Texture fill rate	28.00	24.72
Floating-point performance	2x 1,120.0 gflops
Length	267 mm
Memory bus width	256 Bit
Memory clock speed	3600 MHz
Memory bandwidth	115.2 GB/s
Shared memory		-
DirectX	10.1 (10_1)	12 (11_1)
Shader Model	4.1	5.1
OpenGL	3.3	4.6
OpenCL	1.1	1.2
Vulkan	N/A	1.2.131
Laptop size		medium sized
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Radeon HD 4870 X2 vs Radeon R6 M340DX

Radeon R6 M340DX is a Laptop Graphics Card

Main Specs

Game benchmarks

Full Specs

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