Xeon X5355 vs E5-2686 v4

Primary details

Comparing Xeon E5-2686 v4 and Xeon X5355 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	538	2195
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	32.09	no data
Market segment	Server	Server
Series	Intel Xeon E5	no data
Architecture codename	Broadwell (2015−2019)	Clovertown
Release date	20 June 2016 (8 years ago)	14 November 2006 (17 years ago)
Current price	$80	$67

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E5-2686 v4 and Xeon X5355 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	18 (Octadeca-Core)	4 (Quad-Core)
Threads	36	4
Base clock speed	2.3 GHz	2.66 GHz
Boost clock speed	3 GHz	0.67 GHz
Bus support	2 × 9.6 GT/s	no data
L1 cache	no data	64 KB (per core)
L2 cache	4.5 MB	4 MB (per die)
L3 cache	45 MB	8 MB L2 Cache
Chip lithography	14 nm	65 nm
Die size	456.12 mm2	2x 143 mm2
Maximum core temperature	no data	70 °C
Maximum case temperature (TCase)	no data	63 °C
Number of transistors	7200 Million	582 million
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	No	No
VID voltage range	no data	1V-1.5V

Compatibility

Information on Xeon E5-2686 v4 and Xeon X5355 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 (Multiprocessor)	2
Socket	no data	LGA771,PLGA771
Power consumption (TDP)	145 Watt	120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2686 v4 and Xeon X5355. You'll probably need this information if you require some particular technology.

AES-NI	+	no data
AVX	+	no data
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	no data	-
Hyper-Threading Technology	no data	-
TSX	+	no data
Idle States	no data	+
Thermal Monitoring	no data	+
Demand Based Switching	no data	+
PAE	no data	32 Bit
FSB parity	no data	+
Status	no data	Discontinued

Security technologies

Xeon E5-2686 v4 and Xeon X5355 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2686 v4 and Xeon X5355 are enumerated here.

VT-x	no data	+
EPT	no data	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2686 v4 and Xeon X5355. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	DDR2, DDR3 Depends on motherboard
Maximum memory size	1,536 GB	no data
ECC memory support	no data	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2686 v4 and Xeon X5355.

PCIe version	3.0	no data
PCI Express lanes	40	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.

E5-2686 v4 outperforms X5355 by 932% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	13.21	1.28
Recency	20 June 2016	14 November 2006
Physical cores	18	4
Threads	36	4
Chip lithography	14 nm	65 nm
Power consumption (TDP)	145 Watt	120 Watt

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Should you still have questions on choice between Xeon E5-2686 v4 and Xeon X5355, ask them in Comments section, and we shall answer.

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