Mobility Radeon HD 3870 X2 vs Radeon R7 512 Cores Kaveri

In this comparison between Mobility Radeon HD 3870 X2 and Radeon R7 512 Cores Kaveri 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 Mobility Radeon HD 3870 X2 will be the best choice, for others Radeon R7 512 Cores Kaveri will be their preference. Study the comparison tables below and make your choice.

Mobility Radeon HD 3870 X2 Check Price

Radeon R7 512 Cores Kaveri

Mobility Radeon HD 3870 X2 is a Laptop Graphics Card

Note: Mobility Radeon HD 3870 X2 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 Mobility Radeon HD 3870 X2 here:

Mobility Radeon HD 3870 X2 Laptops

Main Specs

	Mobility Radeon HD 3870 X2	Radeon R7 512 Cores Kaveri
Power consumption (TDP)	110 Watt
Interface	PCIe 2.0 x16
Memory type	GDDR3
Maximum RAM amount	512 MB
Display Connectors	No outputs
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Mobility Radeon HD 3870 X2 is used in Laptops, and Radeon R7 512 Cores Kaveri - in Desktops.
Mobility Radeon HD 3870 X2 is build with RV6xx architecture, and Radeon R7 512 Cores Kaveri - with GCN.
Core clock speed of Radeon R7 512 Cores Kaveri is 60 MHz higher, than Mobility Radeon HD 3870 X2.
Mobility Radeon HD 3870 X2 is manufactured by 55 nm process technology, and Radeon R7 512 Cores Kaveri - by 28 nm process technology.

Game benchmarks


high / 1080p	6−7	7−8
ultra / 1080p	4−5	4−5
QHD / 1440p	0−1	0−1
low / 720p	16−18	18−20
medium / 1080p	8−9	9−10
The average gaming FPS of Radeon R7 512 Cores Kaveri in Assassin's Creed Odyssey is 11% more, than Mobility Radeon HD 3870 X2.
high / 1080p	12−14	12−14
ultra / 1080p	10−11	10−12
QHD / 1440p	0−1	0−1
low / 720p	24−27	27−30
medium / 1080p	12−14	14−16
The average gaming FPS of Radeon R7 512 Cores Kaveri in Battlefield 5 is 6% more, than Mobility Radeon HD 3870 X2.
low / 768p	45−50	45−50
high / 1080p	45−50	45−50
QHD / 1440p	0−1	0−1
Mobility Radeon HD 3870 X2 and Radeon R7 512 Cores Kaveri have the same average FPS in Call of Duty: Warzone.
low / 768p	130−140	140−150
medium / 768p	110−120	110−120
ultra / 1080p	50−55	55−60
QHD / 1440p	27−30	30−35
4K / 2160p	27−30	27−30
high / 768p	80−85	85−90
The average gaming FPS of Radeon R7 512 Cores Kaveri in Counter-Strike: Global Offensive is 5% more, than Mobility Radeon HD 3870 X2.
low / 768p	55−60	55−60
ultra / 1080p	18−20	21−24
medium / 1080p	45−50	45−50
The average gaming FPS of Radeon R7 512 Cores Kaveri in Cyberpunk 2077 is 2% more, than Mobility Radeon HD 3870 X2.
low / 768p	80−85	85−90
medium / 768p	55−60	60−65
ultra / 1080p	30−35	35−40
The average gaming FPS of Radeon R7 512 Cores Kaveri in Dota 2 is 8% more, than Mobility Radeon HD 3870 X2.
high / 1080p	8−9	9−10
ultra / 1080p	7−8	8−9
4K / 2160p	3−4	4−5
low / 720p	18−20	21−24
medium / 1080p	8−9	10−11
The average gaming FPS of Radeon R7 512 Cores Kaveri in Far Cry 5 is 22% more, than Mobility Radeon HD 3870 X2.
high / 1080p	14−16	16−18
ultra / 1080p	10−11	10−12
low / 720p	60−65	65−70
medium / 1080p	21−24	24−27
The average gaming FPS of Radeon R7 512 Cores Kaveri in Fortnite is 11% more, than Mobility Radeon HD 3870 X2.
high / 1080p	12−14	14−16
ultra / 1080p	10−12	12−14
QHD / 1440p	1−2	2−3
low / 720p	24−27	27−30
medium / 1080p	14−16	14−16
The average gaming FPS of Radeon R7 512 Cores Kaveri in Forza Horizon 4 is 7% more, than Mobility Radeon HD 3870 X2.
low / 768p	50−55	55−60
medium / 768p	45−50	50−55
high / 1080p	12−14	14−16
ultra / 1080p	6−7	7−8
QHD / 1440p	0−1	0−1
The average gaming FPS of Radeon R7 512 Cores Kaveri in Grand Theft Auto V is 13% more, than Mobility Radeon HD 3870 X2.
high / 1080p	4−5	5−6
ultra / 1080p	3−4	3−4
4K / 2160p	0−1	0−1
low / 720p	12−14	14−16
medium / 1080p	6−7	7−8
The average gaming FPS of Radeon R7 512 Cores Kaveri in Metro Exodus is 16% more, than Mobility Radeon HD 3870 X2.
low / 768p	95−100	95−100
high / 1080p	85−90	90−95
ultra / 1080p	80−85	80−85
medium / 1080p	90−95	95−100
The average gaming FPS of Radeon R7 512 Cores Kaveri in Minecraft is 2% more, than Mobility Radeon HD 3870 X2.
high / 1080p	16−18	16−18
ultra / 1080p	14−16	14−16
low / 720p	30−35	35−40
medium / 1080p	18−20	18−20
The average gaming FPS of Radeon R7 512 Cores Kaveri in PLAYERUNKNOWN'S BATTLEGROUNDS is 10% more, than Mobility Radeon HD 3870 X2.
ultra / 1080p	7−8	8−9
QHD / 1440p	0−1	0−1
low / 720p	12−14	14−16
medium / 1080p	10−12	10−12
The average gaming FPS of Radeon R7 512 Cores Kaveri in Red Dead Redemption 2 is 10% more, than Mobility Radeon HD 3870 X2.
low / 768p	24−27	27−30
medium / 768p	16−18	18−20
high / 1080p	9−10	10−11
ultra / 1080p	6−7	7−8
4K / 2160p	6−7	6−7
The average gaming FPS of Radeon R7 512 Cores Kaveri in The Witcher 3: Wild Hunt is 7% more, than Mobility Radeon HD 3870 X2.
low / 768p	85−90	85−90
medium / 768p	45−50	45−50
ultra / 1080p	18−20	21−24
high / 768p	35−40	35−40
The average gaming FPS of Radeon R7 512 Cores Kaveri in World of Tanks is 2% more, than Mobility Radeon HD 3870 X2.

Full Specs

	Mobility Radeon HD 3870 X2	Radeon R7 512 Cores Kaveri
Architecture	RV6xx	GCN
Code name	M88-XT CF	Kaveri Spectre
Type	Laptop	Desktop
Release date	1 September 2008	14 January 2014
Pipelines	640	512
Core clock speed	660 MHz	720 MHz
Transistor count	666 million
Manufacturing process technology	55 nm	28 nm
Texture fill rate	10.56
Floating-point performance	2x 422.4 gflops
Memory bus width	256 Bit
Memory clock speed	850 MHz
Memory bandwidth	54.4 GB/s
Shared memory	-	+
DirectX	10.1 (10_1)	DirectX 12 (FL 12_0), Shader 5.2
Shader Model	4.1
OpenGL	3.3
OpenCL	N/A
Vulkan	N/A
Laptop size	large
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Mobility Radeon HD 3870 X2 vs Radeon R7 512 Cores Kaveri

Mobility Radeon HD 3870 X2 is a Laptop Graphics Card

Main Specs

Game benchmarks

Full Specs

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