Mobility Radeon HD 4870 vs Radeon HD 4850 X2

In this comparison between Mobility Radeon HD 4870 and Radeon HD 4850 X2 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 4870 will be the best choice, for others Radeon HD 4850 X2 will be their preference. Study the comparison tables below and make your choice.

Mobility Radeon HD 4870 Check Price

Radeon HD 4850 X2

Mobility Radeon HD 4870 is a Laptop Graphics Card

Note: Mobility Radeon HD 4870 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 4870 here:

Mobility Radeon HD 4870 Laptops

Main Specs

	Mobility Radeon HD 4870	Radeon HD 4850 X2
Power consumption (TDP)		250 Watt
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Supplementary power connectors		1x 6-pin + 1x 8-pin
Memory type	GDDR5	GDDR3
Maximum RAM amount	1 GB	512 MB
Display Connectors	No outputs	4x DVI, 1x S-Video
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Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
Radeon HD 4850 X2 has 511 GB more memory, than Mobility Radeon HD 4870.
Mobility Radeon HD 4870 is used in Laptops, and Radeon HD 4850 X2 - in Desktops.
Mobility Radeon HD 4870 is build with Terascale 1 architecture, and Radeon HD 4850 X2 - with TeraScale.
Core clock speed of Radeon HD 4850 X2 is 75 MHz higher, than Mobility Radeon HD 4870.
Mobility Radeon HD 4870 and Radeon HD 4850 X2 are manufactured by 55 nm process technology.
Memory clock speed of Radeon HD 4850 X2 is 1102 MHz higher, than Mobility Radeon HD 4870.

Game benchmarks


high / 1080p	7−8	3−4
ultra / 1080p	4−5	2−3
QHD / 1440p	0−1	0−1
low / 720p	16−18	14−16
medium / 1080p	8−9	5−6
The average gaming FPS of Mobility Radeon HD 4870 in Assassin's Creed Odyssey is 50% more, than Radeon HD 4850 X2.
high / 1080p	12−14	−
ultra / 1080p	10−11	7−8
QHD / 1440p	0−1	0−1
low / 720p	24−27	18−20
medium / 1080p	12−14	8−9
The average gaming FPS of Mobility Radeon HD 4870 in Battlefield 5 is 45% more, than Radeon HD 4850 X2.
low / 768p	45−50	45−50
high / 1080p	45−50	30−35
QHD / 1440p	0−1	0−1
The average gaming FPS of Mobility Radeon HD 4870 in Call of Duty: Warzone is 17% more, than Radeon HD 4850 X2.
low / 768p	140−150	120−130
medium / 768p	110−120	90−95
ultra / 1080p	55−60	40−45
QHD / 1440p	30−33	24−27
4K / 2160p	27−30	18−20
high / 768p	80−85	65−70
The average gaming FPS of Mobility Radeon HD 4870 in Counter-Strike: Global Offensive is 22% more, than Radeon HD 4850 X2.
low / 768p	55−60	80−85
ultra / 1080p	20−22	14−16
medium / 1080p	45−50	40−45
The average gaming FPS of Radeon HD 4850 X2 in Cyberpunk 2077 is 9% more, than Mobility Radeon HD 4870.
low / 768p	80−85	75−80
medium / 768p	60−65	50−55
ultra / 1080p	35−40	27−30
The average gaming FPS of Mobility Radeon HD 4870 in Dota 2 is 15% more, than Radeon HD 4850 X2.
high / 1080p	8−9	5−6
ultra / 1080p	8−9	−
4K / 2160p	3−4	2−3
low / 720p	18−20	14−16
medium / 1080p	9−10	6−7
The average gaming FPS of Mobility Radeon HD 4870 in Far Cry 5 is 42% more, than Radeon HD 4850 X2.
high / 1080p	14−16	12−14
ultra / 1080p	10−11	7−8
low / 720p	60−65	50−55
medium / 1080p	24−27	14−16
The average gaming FPS of Mobility Radeon HD 4870 in Fortnite is 27% more, than Radeon HD 4850 X2.
high / 1080p	12−14	7−8
ultra / 1080p	10−12	−
QHD / 1440p	1−2	0−1
low / 720p	27−30	20−22
medium / 1080p	14−16	9−10
The average gaming FPS of Mobility Radeon HD 4870 in Forza Horizon 4 is 50% more, than Radeon HD 4850 X2.
low / 768p	50−55	45−50
medium / 768p	45−50	−
high / 1080p	12−14	8−9
ultra / 1080p	6−7	5−6
QHD / 1440p	0−1	0−1
medium / 720p	−	40−45
The average gaming FPS of Mobility Radeon HD 4870 in Grand Theft Auto V is 20% more, than Radeon HD 4850 X2.
high / 1080p	5−6	3−4
ultra / 1080p	3−4	1−2
4K / 2160p	0−1	0−1
low / 720p	12−14	8−9
medium / 1080p	6−7	4−5
The average gaming FPS of Mobility Radeon HD 4870 in Metro Exodus is 75% more, than Radeon HD 4850 X2.
low / 768p	95−100	85−90
high / 1080p	90−95	85−90
ultra / 1080p	80−85	80−85
medium / 1080p	90−95	85−90
The average gaming FPS of Mobility Radeon HD 4870 in Minecraft is 5% more, than Radeon HD 4850 X2.
high / 1080p	16−18	−
ultra / 1080p	14−16	12−14
low / 720p	30−35	27−30
medium / 1080p	18−20	14−16
The average gaming FPS of Mobility Radeon HD 4870 in PLAYERUNKNOWN'S BATTLEGROUNDS is 22% more, than Radeon HD 4850 X2.
ultra / 1080p	7−8	7−8
QHD / 1440p	0−1	0−1
low / 720p	12−14	8−9
medium / 1080p	10−12	−
The average gaming FPS of Mobility Radeon HD 4870 in Red Dead Redemption 2 is 25% more, than Radeon HD 4850 X2.
low / 768p	24−27	16−18
medium / 768p	16−18	12−14
high / 1080p	9−10	6−7
ultra / 1080p	6−7	5−6
4K / 2160p	6−7	−
The average gaming FPS of Mobility Radeon HD 4870 in The Witcher 3: Wild Hunt is 40% more, than Radeon HD 4850 X2.
low / 768p	85−90	70−75
medium / 768p	45−50	35−40
ultra / 1080p	20−22	16−18
high / 768p	35−40	30−35
The average gaming FPS of Mobility Radeon HD 4870 in World of Tanks is 23% more, than Radeon HD 4850 X2.

Full Specs

	Mobility Radeon HD 4870	Radeon HD 4850 X2
Architecture	Terascale 1	TeraScale
Code name	M98-XT	R700
Type	Laptop	Desktop
Release date	9 January 2009	7 November 2008
Pipelines	800	800
Core clock speed	550 MHz	625 MHz
Transistor count	956 million	956 million
Manufacturing process technology	55 nm	55 nm
Texture fill rate	22.00	25.00
Floating-point performance	880.0 gflops	2x 1,000.0 gflops
Length		267 mm
Memory bus width	256 Bit	256 Bit
Memory clock speed	888 MHz	1990 MHz
Memory bandwidth	56.83 GB/s	63.68 GB/s
Shared memory	-
DirectX	10.1 (10_1)	10.1 (10_1)
Shader Model	4.1	4.1
OpenGL	3.3	3.3
OpenCL	1.1	1.1
Vulkan	N/A	N/A
Laptop size	large
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Mobility Radeon HD 4870 vs Radeon HD 4850 X2

Mobility Radeon HD 4870 is a Laptop Graphics Card

Main Specs

Game benchmarks

Full Specs

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