GeForce 820A vs Mobility Radeon HD 4870 X2

If you are going to buy a new graphics card and are choosing between GeForce 820A and Mobility Radeon HD 4870 X2, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce 820A stacks up against Mobility Radeon HD 4870 X2, check out specs charts below.

GeForce 820A

Mobility Radeon HD 4870 X2 Check Price

Mobility Radeon HD 4870 X2 is a Laptop Graphics Card

Note: Mobility Radeon HD 4870 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 4870 X2 here:

Mobility Radeon HD 4870 X2 Laptops

Main Specs

	GeForce 820A	Mobility Radeon HD 4870 X2
Power consumption (TDP)	15 Watt
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Memory type	DDR3	GDDR3, GDDR5
Maximum RAM amount	1 GB	2 GB
Display Connectors	No outputs	No outputs
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Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
Mobility Radeon HD 4870 X2 has 1 GB more memory, than GeForce 820A.
GeForce 820A is used in Desktops, and Mobility Radeon HD 4870 X2 - in Laptops.
GeForce 820A is build with Fermi 2.0 architecture, and Mobility Radeon HD 4870 X2 - with Terascale 1.
Core clock speed of GeForce 820A is 225 MHz higher, than Mobility Radeon HD 4870 X2.
GeForce 820A is manufactured by 28 nm process technology, and Mobility Radeon HD 4870 X2 - by 55 nm process technology.
Memory clock speed of GeForce 820A is 912 MHz higher, than Mobility Radeon HD 4870 X2.

Game benchmarks


high / 1080p	0−1	9−10
ultra / 1080p	−	5−6
QHD / 1440p	0−1	0−1
low / 720p	1−2	21−24
medium / 1080p	0−1	12−14
The average gaming FPS of Mobility Radeon HD 4870 X2 in Assassin's Creed Odyssey is 2100% more, than GeForce 820A.
high / 1080p	−	16−18
ultra / 1080p	−	14−16
QHD / 1440p	0−1	0−1
low / 720p	0−1	35−40
medium / 1080p	−	16−18
low / 768p	50−55	45−50
high / 1080p	45−50	−
QHD / 1440p	0−1	0−1
The average gaming FPS of GeForce 820A in Call of Duty: Warzone is 10% more, than Mobility Radeon HD 4870 X2.
low / 768p	60−65	160−170
medium / 768p	27−30	130−140
ultra / 1080p	7−8	70−75
QHD / 1440p	−	40−45
4K / 2160p	−	30−33
high / 768p	16−18	100−110
The average gaming FPS of Mobility Radeon HD 4870 X2 in Counter-Strike: Global Offensive is 325% more, than GeForce 820A.
low / 768p	70−75	55−60
ultra / 1080p	0−1	27−30
medium / 1080p	45−50	45−50
The average gaming FPS of GeForce 820A in Cyberpunk 2077 is 15% more, than Mobility Radeon HD 4870 X2.
low / 768p	45−50	90−95
medium / 768p	10−11	70−75
ultra / 1080p	0−1	45−50
The average gaming FPS of Mobility Radeon HD 4870 X2 in Dota 2 is 182% more, than GeForce 820A.
high / 1080p	−	10−12
ultra / 1080p	−	10−11
4K / 2160p	−	4−5
low / 720p	0−1	24−27
medium / 1080p	−	12−14
high / 1080p	−	18−20
ultra / 1080p	−	12−14
low / 720p	21−24	75−80
medium / 1080p	0−1	30−35
The average gaming FPS of Mobility Radeon HD 4870 X2 in Fortnite is 250% more, than GeForce 820A.
high / 1080p	0−1	16−18
ultra / 1080p	−	14−16
QHD / 1440p	0−1	4−5
low / 720p	0−1	35−40
medium / 1080p	0−1	18−20
low / 768p	18−20	65−70
medium / 768p	−	55−60
high / 1080p	0−1	18−20
ultra / 1080p	−	8−9
QHD / 1440p	0−1	0−1
medium / 720p	12−14	−
The average gaming FPS of Mobility Radeon HD 4870 X2 in Grand Theft Auto V is 252% more, than GeForce 820A.
high / 1080p	−	6−7
ultra / 1080p	−	4−5
4K / 2160p	−	1−2
low / 720p	0−1	18−20
medium / 1080p	−	8−9
low / 768p	75−80	100−110
high / 1080p	27−30	−
ultra / 1080p	−	90−95
medium / 1080p	−	95−100
The average gaming FPS of Mobility Radeon HD 4870 X2 in Minecraft is 36% more, than GeForce 820A.
high / 1080p	−	18−20
ultra / 1080p	−	14−16
low / 720p	8−9	40−45
medium / 1080p	−	20−22
The average gaming FPS of Mobility Radeon HD 4870 X2 in PLAYERUNKNOWN'S BATTLEGROUNDS is 425% more, than GeForce 820A.
high / 1080p	−	12−14
ultra / 1080p	−	8−9
QHD / 1440p	−	0−1
low / 720p	0−1	18−20
medium / 1080p	−	12−14
low / 768p	0−1	35−40
medium / 768p	−	21−24
high / 1080p	−	12−14
ultra / 1080p	−	8−9
4K / 2160p	−	7−8
low / 768p	45−50	90−95
medium / 768p	14−16	50−55
ultra / 1080p	0−1	24−27
high / 768p	12−14	40−45
The average gaming FPS of Mobility Radeon HD 4870 X2 in World of Tanks is 148% more, than GeForce 820A.

Full Specs

	GeForce 820A	Mobility Radeon HD 4870 X2
Architecture	Fermi 2.0	Terascale 1
Code name	GF117	M98-XT
Type	Desktop	Laptop
Release date	17 March 2014	9 January 2009
Pipelines	96	1600
Core clock speed	775 MHz	550 MHz
Transistor count	585 million	956 million
Manufacturing process technology	28 nm	55 nm
Texture fill rate	12.40	22.00
Floating-point performance	297.6 gflops	2x 880.0 gflops
Memory bus width	64 Bit	256 Bit
Memory clock speed	1800 MHz	888 MHz
Memory bandwidth	14.4 GB/s	89.6 GB/s
Shared memory		-
DirectX	12 (11_0)	10.1 (10_1)
Shader Model	5.1	4.1
OpenGL	4.6	3.3
OpenCL	1.1	1.1
Vulkan	N/A	N/A
CUDA	2.1
Laptop size		large
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GeForce 820A vs Mobility Radeon HD 4870 X2

Mobility Radeon HD 4870 X2 is a Laptop Graphics Card

Main Specs

Game benchmarks

Full Specs

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