Mobility Radeon HD 4870 vs Radeon R9 M270X

When choosing between Mobility Radeon HD 4870 and Radeon R9 M270X, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Mobility Radeon HD 4870 and Radeon R9 M270X.

Mobility Radeon HD 4870 Check Price

Radeon R9 M270X

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 R9 M270X
Interface	PCIe 2.0 x16	PCIe 3.0 x16
Memory type	GDDR5	GDDR5
Maximum RAM amount	1 GB	4 GB
Display Connectors	No outputs	No outputs
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Mobility Radeon HD 4870 is connected by PCIe 2.0 x16, and Radeon R9 M270X uses PCIe 3.0 x16 interface.
Radeon R9 M270X has 3 GB more memory, than Mobility Radeon HD 4870.
Mobility Radeon HD 4870 is used in Laptops, and Radeon R9 M270X - in Desktops.
Mobility Radeon HD 4870 is build with Terascale 1 architecture, and Radeon R9 M270X - with GCN 1.0.
Core clock speed of Radeon R9 M270X is 175 MHz higher, than Mobility Radeon HD 4870.
Mobility Radeon HD 4870 is manufactured by 55 nm process technology, and Radeon R9 M270X - by 28 nm process technology.
Memory clock speed of Radeon R9 M270X is 237 MHz higher, than Mobility Radeon HD 4870.

Game benchmarks


high / 1080p	7−8	6−7
ultra / 1080p	4−5	4−5
QHD / 1440p	0−1	0−1
low / 720p	16−18	16−18
medium / 1080p	8−9	8−9
Mobility Radeon HD 4870 and Radeon R9 M270X have the same average FPS in Assassin's Creed Odyssey.
high / 1080p	12−14	10−12
ultra / 1080p	10−11	10−11
QHD / 1440p	0−1	0−1
low / 720p	24−27	24−27
medium / 1080p	12−14	12−14
Mobility Radeon HD 4870 and Radeon R9 M270X have the same average FPS in Battlefield 5.
low / 768p	45−50	45−50
high / 1080p	45−50	45−50
QHD / 1440p	0−1	0−1
Mobility Radeon HD 4870 and Radeon R9 M270X have the same average FPS in Call of Duty: Warzone.
low / 768p	140−150	130−140
medium / 768p	110−120	100−110
ultra / 1080p	55−60	50−55
QHD / 1440p	30−33	27−30
4K / 2160p	27−30	27−30
high / 768p	80−85	75−80
The average gaming FPS of Mobility Radeon HD 4870 in Counter-Strike: Global Offensive is 7% more, than Radeon R9 M270X.
low / 768p	55−60	55−60
ultra / 1080p	20−22	18−20
medium / 1080p	45−50	45−50
The average gaming FPS of Mobility Radeon HD 4870 in Cyberpunk 2077 is 2% more, than Radeon R9 M270X.
low / 768p	80−85	75−80
medium / 768p	60−65	55−60
ultra / 1080p	35−40	30−35
The average gaming FPS of Mobility Radeon HD 4870 in Dota 2 is 9% more, than Radeon R9 M270X.
high / 1080p	8−9	8−9
ultra / 1080p	8−9	7−8
4K / 2160p	3−4	3−4
low / 720p	18−20	18−20
medium / 1080p	9−10	8−9
Mobility Radeon HD 4870 and Radeon R9 M270X have the same average FPS in Far Cry 5.
high / 1080p	14−16	14−16
ultra / 1080p	10−11	10−11
low / 720p	60−65	60−65
medium / 1080p	24−27	21−24
The average gaming FPS of Mobility Radeon HD 4870 in Fortnite is 3% more, than Radeon R9 M270X.
high / 1080p	12−14	12−14
ultra / 1080p	10−12	10−12
QHD / 1440p	1−2	1−2
low / 720p	27−30	24−27
medium / 1080p	14−16	12−14
The average gaming FPS of Mobility Radeon HD 4870 in Forza Horizon 4 is 8% more, than Radeon R9 M270X.
low / 768p	50−55	50−55
medium / 768p	45−50	45−50
high / 1080p	12−14	12−14
ultra / 1080p	6−7	6−7
QHD / 1440p	0−1	0−1
Mobility Radeon HD 4870 and Radeon R9 M270X have the same average FPS in Grand Theft Auto V.
high / 1080p	5−6	4−5
ultra / 1080p	3−4	3−4
4K / 2160p	0−1	0−1
low / 720p	12−14	12−14
medium / 1080p	6−7	6−7
The average gaming FPS of Mobility Radeon HD 4870 in Metro Exodus is 16% more, than Radeon R9 M270X.
low / 768p	95−100	90−95
high / 1080p	90−95	85−90
ultra / 1080p	80−85	80−85
medium / 1080p	90−95	90−95
The average gaming FPS of Mobility Radeon HD 4870 in Minecraft is 3% more, than Radeon R9 M270X.
high / 1080p	16−18	16−18
ultra / 1080p	14−16	14−16
low / 720p	30−35	30−35
medium / 1080p	18−20	18−20
Mobility Radeon HD 4870 and Radeon R9 M270X have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS.
ultra / 1080p	7−8	7−8
QHD / 1440p	0−1	0−1
low / 720p	12−14	10−12
medium / 1080p	10−12	10−12
The average gaming FPS of Mobility Radeon HD 4870 in Red Dead Redemption 2 is 11% more, than Radeon R9 M270X.
low / 768p	24−27	24−27
medium / 768p	16−18	16−18
high / 1080p	9−10	9−10
ultra / 1080p	6−7	6−7
4K / 2160p	6−7	−
Mobility Radeon HD 4870 and Radeon R9 M270X have the same average FPS in The Witcher 3: Wild Hunt.
low / 768p	85−90	85−90
medium / 768p	45−50	40−45
ultra / 1080p	20−22	18−20
high / 768p	35−40	35−40
The average gaming FPS of Mobility Radeon HD 4870 in World of Tanks is 4% more, than Radeon R9 M270X.

Full Specs

	Mobility Radeon HD 4870	Radeon R9 M270X
Architecture	Terascale 1	GCN 1.0
Code name	M98-XT	Venus
Type	Laptop	Desktop
Release date	9 January 2009	21 March 2014
Pipelines	800	640
Core clock speed	550 MHz	725 MHz
Boost Clock		775 MHz
Transistor count	956 million	1,500 million
Manufacturing process technology	55 nm	28 nm
Texture fill rate	22.00	31.00
Floating-point performance	880.0 gflops	1,536 gflops
Memory bus width	256 Bit	128 Bit
Memory clock speed	888 MHz	1125 MHz
Memory bandwidth	56.83 GB/s	72 GB/s
Shared memory	-
DirectX	10.1 (10_1)
Shader Model	4.1	5.1
OpenGL	3.3	4.4
OpenCL	1.1	Not Listed
Vulkan	N/A
FreeSync		+
Bus support		PCIe 3.0 x16
Laptop size	large
Eyefinity		+
HD3D		+
PowerTune		+
DualGraphics		+
ZeroCore		+
Switchable graphics		+
Mantle		+
Compute units		10
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Mobility Radeon HD 4870 vs Radeon R9 M270X

Mobility Radeon HD 4870 is a Laptop Graphics Card

Main Specs

Game benchmarks

Full Specs

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