i5-750s vs Xeon E3-1271 v3

Primary details

Comparing Xeon E3-1271 v3 and Core i5-750s processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1253	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Desktop processor
Power efficiency	5.61	no data
Architecture codename	no data	Lynnfield (2009−2010)
Release date	1 April 2014 (10 years ago)	7 January 2010 (14 years ago)

Detailed specifications

Xeon E3-1271 v3 and Core i5-750s 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	8	4
Base clock speed	3.6 GHz	2.4 GHz
Boost clock speed	4 GHz	3.2 GHz
Bus rate	5 GT/s	2.5 GT/s
L1 cache	no data	64 KB (per core)
L2 cache	no data	256 KB (per core)
L3 cache	8 MB Intel® Smart Cache	8 MB (shared)
Chip lithography	22 nm	45 nm
Die size	no data	296 mm2
Maximum core temperature	no data	77 °C
Number of transistors	no data	774 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon E3-1271 v3 and Core i5-750s 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	1
Socket	FCLGA1150	FCLGA1156,LGA1156
Power consumption (TDP)	80 Watt	82 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1271 v3 and Core i5-750s. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.2
AES-NI	+	-
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	1.0
Hyper-Threading Technology	+	-
TSX	+	-
Idle States	+	+
Thermal Monitoring	+	-
Flex Memory Access	+	no data
SIPP	+	-
Demand Based Switching	no data	-
PAE	no data	36 Bit
Fast Memory Access	+	no data

Security technologies

Xeon E3-1271 v3 and Core i5-750s technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1271 v3 and Core i5-750s are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E3-1271 v3 and Core i5-750s. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3L-1333, DDR3L-1600	DDR3
Maximum memory size	32 GB	16 GB
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	21 GB/s
ECC memory support	+	-

Peripherals

Specifications and connection of peripherals supported by Xeon E3-1271 v3 and Core i5-750s.

PCIe version	3.0	2.0
PCI Express lanes	16	16

Pros & cons summary

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Recency	1 April 2014	7 January 2010
Threads	8	4
Chip lithography	22 nm	45 nm
Power consumption (TDP)	80 Watt	82 Watt

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Should you still have questions on choice between Xeon E3-1271 v3 and Core i5-750s, ask them in Comments section, and we shall answer.

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