Atom x5-Z8500 vs Xeon E5-2650 v3

Primary details

Comparing Xeon E5-2650 v3 and Atom x5-Z8500 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	968	2620
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Series	no data	5x Intel Atom
Power efficiency	6.70	no data
Architecture codename	Haswell-EP (2014−2015)	Cherry Trail (2015−2016)
Release date	8 September 2014 (10 years ago)	2 March 2015 (9 years ago)

Detailed specifications

Xeon E5-2650 v3 and Atom x5-Z8500 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	10 (Deca-Core)	4 (Quad-Core)
Threads	20	4
Base clock speed	2.3 GHz	1.44 GHz
Boost clock speed	3 GHz	2.24 GHz
Bus rate	9.6 GT/s	no data
L1 cache	64K (per core)	no data
L2 cache	256K (per core)	2 MB
L3 cache	25 MB (shared)	0 KB
Chip lithography	22 nm	14 nm
Die size	356 mm2	no data
Maximum core temperature	79 °C	90 °C
Number of transistors	2,600 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon E5-2650 v3 and Atom x5-Z8500 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	2	1 (Uniprocessor)
Socket	FCLGA2011	UTFCBGA1380
Power consumption (TDP)	105 Watt	no data

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2650 v3 and Atom x5-Z8500. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	no data
AES-NI	+	+
AVX	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	-	no data
Demand Based Switching	+	no data
PAE	46 Bit	no data

Security technologies

Xeon E5-2650 v3 and Atom x5-Z8500 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Secure Boot	no data	+
Secure Key	+	no data
Identity Protection	-	+
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2650 v3 and Atom x5-Z8500 are enumerated here.

VT-d	+	no data
VT-x	+	+
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2650 v3 and Atom x5-Z8500. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1600, DDR4-1866, DDR4-2133	DDR3
Maximum memory size	768 GB	8 GB
Max memory channels	4	2
Maximum memory bandwidth	68 GB/s	25.6 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel HD Graphics
Max video memory	no data	8 GB
Graphics max frequency	no data	600 MHz
Execution Units	no data	12

Graphics interfaces

Available interfaces and connections of Xeon E5-2650 v3 and Atom x5-Z8500 integrated GPUs.

Number of displays supported

no data

3

Graphics image quality

Maximum display resolutions supported by Xeon E5-2650 v3 and Atom x5-Z8500 integrated GPUs, including resolutions over different interfaces.

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

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2650 v3 and Atom x5-Z8500.

PCIe version	3.0	2.0
PCI Express lanes	40	2
USB revision	no data	3.0
Number of USB ports	no data	3

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	7.71	0.81
Recency	8 September 2014	2 March 2015
Physical cores	10	4
Threads	20	4
Chip lithography	22 nm	14 nm

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Should you still have questions on choice between Xeon E5-2650 v3 and Atom x5-Z8500, ask them in Comments section, and we shall answer.

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