Pentium Dual-Core E2140 vs Xeon E5-2686 v4

Primary details

Comparing Xeon E5-2686 v4 and Pentium Dual-Core E2140 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	593	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Desktop processor
Series	Intel Xeon E5	no data
Power efficiency	8.34	no data
Architecture codename	Broadwell (2015−2019)	Allendale (2006−2009)
Release date	20 June 2016 (8 years ago)	June 2007 (17 years ago)

Detailed specifications

Xeon E5-2686 v4 and Pentium Dual-Core E2140 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)	2 (Dual-core)
Threads	36	2
Base clock speed	2.3 GHz	no data
Boost clock speed	3 GHz	1.6 GHz
Bus type	QPI	no data
Bus rate	2 × 9.6 GT/s	no data
Multiplier	23	no data
L1 cache	no data	64 KB (per core)
L2 cache	4.5 MB	1 MB (shared)
L3 cache	45 MB	0 KB
Chip lithography	14 nm	65 nm
Die size	456.12 mm2	77 mm2
Number of transistors	7200 Million	105 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon E5-2686 v4 and Pentium Dual-Core E2140 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)	1
Socket	no data	775
Power consumption (TDP)	145 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2686 v4 and Pentium Dual-Core E2140. You'll probably need this information if you require some particular technology.

AES-NI	+	-
AVX	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
TSX	+	-

Security technologies

Xeon E5-2686 v4 and Pentium Dual-Core E2140 technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2686 v4 and Pentium Dual-Core E2140. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	DDR1, DDR2, DDR3
Maximum memory size	1,536 GB	no data

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2686 v4 and Pentium Dual-Core E2140.

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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Pros & cons summary

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Physical cores	18	2
Threads	36	2
Chip lithography	14 nm	65 nm
Power consumption (TDP)	145 Watt	65 Watt

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Should you still have questions on choice between Xeon E5-2686 v4 and Pentium Dual-Core E2140, ask them in Comments section, and we shall answer.

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