A8-3870K vs Atom x5-Z8500

Primary details

Comparing Atom x5-Z8500 and A8-3870K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2625	2162
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	5x Intel Atom	no data
Power efficiency	no data	1.39
Architecture codename	Cherry Trail (2015−2016)	Llano (2011−2012)
Release date	2 March 2015 (9 years ago)	20 December 2011 (12 years ago)

Detailed specifications

Atom x5-Z8500 and A8-3870K basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	4 (Quad-Core)	4 (Quad-Core)
Threads	4	4
Base clock speed	1.44 GHz	3 GHz
Boost clock speed	2.24 GHz	3 GHz
L1 cache	no data	128 KB (per core)
L2 cache	2 MB	1 MB (per core)
L3 cache	0 KB	0 KB
Chip lithography	14 nm	32 nm
Die size	no data	228 mm2
Maximum core temperature	90 °C	no data
Number of transistors	no data	1,178 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	-	+

Compatibility

Information on Atom x5-Z8500 and A8-3870K compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1 (Uniprocessor)	1
Socket	UTFCBGA1380	FM1
Power consumption (TDP)	no data	100 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom x5-Z8500 and A8-3870K. You'll probably need this information if you require some particular technology.

AES-NI	+	-
Enhanced SpeedStep (EIST)	+	no data

Security technologies

Atom x5-Z8500 and A8-3870K technologies aimed at improving security, for example, by protecting against hacks.

Secure Boot	+	no data
Identity Protection	+	-

Virtualization technologies

Virtual machine speed-up technologies supported by Atom x5-Z8500 and A8-3870K are enumerated here.

AMD-V	-	+
VT-x	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom x5-Z8500 and A8-3870K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	8 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	25.6 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics (Cherry Trail) (200 - 600 MHz)	AMD Radeon HD 6550D
Max video memory	8 GB	no data
Graphics max frequency	600 MHz	no data
Execution Units	12	no data

Graphics interfaces

Available interfaces and connections of Atom x5-Z8500 and A8-3870K integrated GPUs.

Number of displays supported

3

no data

Graphics image quality

Maximum display resolutions supported by Atom x5-Z8500 and A8-3870K integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	3840x2160	no data
Max resolution over eDP	2560x1600	no data

Peripherals

Specifications and connection of peripherals supported by Atom x5-Z8500 and A8-3870K.

PCIe version	2.0	no data
PCI Express lanes	2	no data
USB revision	3.0	no data
Number of USB ports	3	no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	0.78	1.47
Integrated graphics card	0.77	1.04
Recency	2 March 2015	20 December 2011
Chip lithography	14 nm	32 nm

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Should you still have questions on choice between Atom x5-Z8500 and A8-3870K, ask them in Comments section, and we shall answer.

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