Mobility Radeon HD 4870 vs Radeon HD 7850

When comparing Mobility Radeon HD 4870 and Radeon HD 7850, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Mobility Radeon HD 4870 and Radeon HD 7850 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Mobility Radeon HD 4870 Check Price

Radeon HD 7850 Check Price

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 7850
Power consumption (TDP)		225 Watt
Interface	PCIe 2.0 x16	PCIe 3.0 x16
Supplementary power connectors		1x 6-pin
Memory type	GDDR5	GDDR5
Maximum RAM amount	1 GB	2 GB
Display Connectors	No outputs	1x DVI, 1x HDMI, 2x mini-DisplayPort
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Mobility Radeon HD 4870 is connected by PCIe 2.0 x16, and Radeon HD 7850 uses PCIe 3.0 x16 interface.
Radeon HD 7850 has 1 GB more memory, than Mobility Radeon HD 4870.
Mobility Radeon HD 4870 is used in Laptops, and Radeon HD 7850 - in Desktops.
Mobility Radeon HD 4870 is build with Terascale 1 architecture, and Radeon HD 7850 - with GCN 1.0.
Mobility Radeon HD 4870 is manufactured by 55 nm process technology, and Radeon HD 7850 - by 28 nm process technology.
Memory clock speed of Radeon HD 7850 is 312 MHz higher, than Mobility Radeon HD 4870.

Game benchmarks


high / 1080p	7−8	18−20
ultra / 1080p	4−5	10−12
QHD / 1440p	0−1	5−6
4K / 2160p	−	4−5
low / 720p	16−18	35−40
medium / 1080p	8−9	24−27
The average gaming FPS of Radeon HD 7850 in Assassin's Creed Odyssey is 155% more, than Mobility Radeon HD 4870.
high / 1080p	12−14	30−33
ultra / 1080p	10−11	24−27
QHD / 1440p	0−1	10−11
4K / 2160p	−	7−8
low / 720p	24−27	60−65
medium / 1080p	12−14	30−35
The average gaming FPS of Radeon HD 7850 in Battlefield 5 is 153% more, than Mobility Radeon HD 4870.
low / 768p	45−50	50−55
high / 1080p	45−50	−
QHD / 1440p	0−1	0−1
The average gaming FPS of Radeon HD 7850 in Call of Duty: Warzone is 10% more, than Mobility Radeon HD 4870.
low / 768p	140−150	220−230
medium / 768p	110−120	190−200
ultra / 1080p	55−60	110−120
QHD / 1440p	30−33	80−85
4K / 2160p	27−30	40−45
high / 768p	80−85	160−170
The average gaming FPS of Radeon HD 7850 in Counter-Strike: Global Offensive is 80% more, than Mobility Radeon HD 4870.
low / 768p	55−60	60−65
ultra / 1080p	20−22	45−50
medium / 1080p	45−50	55−60
The average gaming FPS of Radeon HD 7850 in Cyberpunk 2077 is 30% more, than Mobility Radeon HD 4870.
low / 768p	80−85	110−120
medium / 768p	60−65	100−110
ultra / 1080p	35−40	75−80
The average gaming FPS of Radeon HD 7850 in Dota 2 is 65% more, than Mobility Radeon HD 4870.
high / 1080p	8−9	21−24
ultra / 1080p	8−9	21−24
QHD / 1440p	−	18−20
4K / 2160p	3−4	7−8
low / 720p	18−20	50−55
medium / 1080p	9−10	24−27
The average gaming FPS of Radeon HD 7850 in Far Cry 5 is 188% more, than Mobility Radeon HD 4870.
high / 1080p	14−16	30−35
ultra / 1080p	10−11	21−24
QHD / 1440p	−	14−16
low / 720p	60−65	110−120
medium / 1080p	24−27	65−70
The average gaming FPS of Radeon HD 7850 in Fortnite is 110% more, than Mobility Radeon HD 4870.
high / 1080p	12−14	30−35
ultra / 1080p	10−12	24−27
QHD / 1440p	1−2	12−14
4K / 2160p	−	12−14
low / 720p	27−30	65−70
medium / 1080p	14−16	35−40
The average gaming FPS of Radeon HD 7850 in Forza Horizon 4 is 169% more, than Mobility Radeon HD 4870.
low / 768p	50−55	100−105
medium / 768p	45−50	90−95
high / 1080p	12−14	35−40
ultra / 1080p	6−7	14−16
QHD / 1440p	0−1	6−7
The average gaming FPS of Radeon HD 7850 in Grand Theft Auto V is 110% more, than Mobility Radeon HD 4870.
high / 1080p	5−6	12−14
ultra / 1080p	3−4	9−10
4K / 2160p	0−1	2−3
low / 720p	12−14	35−40
medium / 1080p	6−7	16−18
The average gaming FPS of Radeon HD 7850 in Metro Exodus is 171% more, than Mobility Radeon HD 4870.
low / 768p	95−100	110−120
high / 1080p	90−95	−
ultra / 1080p	80−85	−
medium / 1080p	90−95	110−120
The average gaming FPS of Radeon HD 7850 in Minecraft is 21% more, than Mobility Radeon HD 4870.
high / 1080p	16−18	−
ultra / 1080p	14−16	14−16
low / 720p	30−35	65−70
medium / 1080p	18−20	18−20
The average gaming FPS of Radeon HD 7850 in PLAYERUNKNOWN'S BATTLEGROUNDS is 50% more, than Mobility Radeon HD 4870.
high / 1080p	−	14−16
ultra / 1080p	7−8	10−11
QHD / 1440p	0−1	1−2
4K / 2160p	−	0−1
low / 720p	12−14	35−40
medium / 1080p	10−12	20−22
The average gaming FPS of Radeon HD 7850 in Red Dead Redemption 2 is 130% more, than Mobility Radeon HD 4870.
low / 768p	24−27	70−75
medium / 768p	16−18	40−45
high / 1080p	9−10	24−27
ultra / 1080p	6−7	12−14
4K / 2160p	6−7	7−8
The average gaming FPS of Radeon HD 7850 in The Witcher 3: Wild Hunt is 146% more, than Mobility Radeon HD 4870.
low / 768p	85−90	90−95
medium / 768p	45−50	60−65
ultra / 1080p	20−22	40−45
high / 768p	35−40	55−60
The average gaming FPS of Radeon HD 7850 in World of Tanks is 31% more, than Mobility Radeon HD 4870.

Full Specs

	Mobility Radeon HD 4870	Radeon HD 7850
Architecture	Terascale 1	GCN 1.0
Code name	M98-XT	Pitcairn
Type	Laptop	Desktop
Release date	9 January 2009	5 March 2012
Pipelines	800	1024
Core clock speed	550 MHz
Boost Clock		1000 MHz
Transistor count	956 million	2,800 million
Manufacturing process technology	55 nm	28 nm
Texture fill rate	22.00	55.04
Floating-point performance	880.0 gflops	1,761 gflops
Length		210 mm
Memory bus width	256 Bit	256 Bit
Memory clock speed	888 MHz	1200 MHz
Memory bandwidth	56.83 GB/s	153.6 GB/s
Shared memory	-
DirectX	10.1 (10_1)
Shader Model	4.1	5.1
OpenGL	3.3	4.6
OpenCL	1.1	1.2
Vulkan	N/A
FreeSync		+
Bus support		PCIe 2.1 x16
HDMI		+
Bitcoin / BTC (SHA256)		249 Mh/s
Laptop size	large
Eyefinity		+
Design		reference
CrossFire		+
Ethereum / ETH (DaggerHashimoto)		12.5 Mh/s
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Mobility Radeon HD 4870 vs Radeon HD 7850

Mobility Radeon HD 4870 is a Laptop Graphics Card

Main Specs

Game benchmarks

Full Specs

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