Atom x5-Z8350 vs Xeon E5-2666 V3

VS

Aggregate performance score

Xeon E5-2666 V3
2014
10 cores / 20 threads, 135 Watt
8.92
+1493%

Xeon E5-2666 V3 outperforms Atom x5-Z8350 by a whopping 1493% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5-2666 V3 and Atom x5-Z8350 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking8662838
Place by popularitynot in top-100not in top-100
Market segmentServerLaptop
Seriesno data5x Intel Atom
Power efficiency6.25no data
Architecture codenameHaswell-EP (2014−2015)Cherry Trail (2015−2016)
Release date13 November 2014 (10 years ago)8 February 2016 (8 years ago)

Detailed specifications

Xeon E5-2666 V3 and Atom x5-Z8350 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 cores10 (Deca-Core)4 (Quad-Core)
Threads204
Base clock speed2.9 GHz1.44 GHz
Boost clock speed3.5 GHz1.92 GHz
L1 cache64K (per core)no data
L2 cache256K (per core)2 MB
L3 cache25 MB (shared)0 KB
Chip lithography22 nm14 nm
Die size356 mm2no data
Maximum core temperatureno data90 °C
Number of transistors2,600 millionno data
64 bit support++
Windows 11 compatibilityno data-

Compatibility

Information on Xeon E5-2666 V3 and Atom x5-Z8350 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 configuration21 (Uniprocessor)
Socket2011-3UTFCBGA592
Power consumption (TDP)135 Wattno data

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2666 V3 and Atom x5-Z8350. You'll probably need this information if you require some particular technology.

AES-NI++
AVX+-
vPro+no data
Enhanced SpeedStep (EIST)++
TSX+-
Turbo Boost Max 3.0no data-

Security technologies

Xeon E5-2666 V3 and Atom x5-Z8350 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
Secure Bootno data+
Identity Protection-+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2666 V3 and Atom x5-Z8350 are enumerated here.

VT-d+no data
VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2666 V3 and Atom x5-Z8350. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4 2133 MHz Quad-channel4 GB
Maximum memory sizeno data2 GB
Max memory channelsno data1
Maximum memory bandwidthno data12.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel HD Graphics (Cherry Trail) (200 - 500 MHz)
Max video memoryno data2 GB
Graphics max frequencyno data500 MHz
Execution Unitsno data12

Graphics interfaces

Available interfaces and connections of Xeon E5-2666 V3 and Atom x5-Z8350 integrated GPUs.

Number of displays supportedno data2

Graphics image quality

Maximum display resolutions supported by Xeon E5-2666 V3 and Atom x5-Z8350 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data1920x1080

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2666 V3 and Atom x5-Z8350.

PCIe version3.02.0
PCI Express lanes401
USB revisionno data3.0

Synthetic benchmark performance

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


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.

Xeon E5-2666 V3 8.92
+1493%
Atom x5-Z8350 0.56

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Xeon E5-2666 V3 14167
+1488%
Atom x5-Z8350 892

Gaming performance

Pros & cons summary


Performance score 8.92 0.56
Recency 13 November 2014 8 February 2016
Physical cores 10 4
Threads 20 4
Chip lithography 22 nm 14 nm

Xeon E5-2666 V3 has a 1492.9% higher aggregate performance score, and 150% more physical cores and 400% more threads.

Atom x5-Z8350, on the other hand, has an age advantage of 1 year, and a 57.1% more advanced lithography process.

The Xeon E5-2666 V3 is our recommended choice as it beats the Atom x5-Z8350 in performance tests.

Be aware that Xeon E5-2666 V3 is a server/workstation processor while Atom x5-Z8350 is a notebook one.


Should you still have questions on choice between Xeon E5-2666 V3 and Atom x5-Z8350, ask them in Comments section, and we shall answer.

Vote for your favorite

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Intel Xeon E5-2666 V3
Xeon E5-2666 V3
Intel Atom x5-Z8350
Atom x5-Z8350

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Community ratings

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Questions & comments

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