Xeon E3-1258L v4 vs E3-1281 v3

Primary details

Comparing Xeon E3-1281 v3 and Xeon E3-1258L v4 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1264	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Power efficiency	5.42	no data
Architecture codename	no data	Broadwell-DT (2015)
Release date	1 April 2014 (10 years ago)	2 June 2015 (9 years ago)

Detailed specifications

Xeon E3-1281 v3 and Xeon E3-1258L v4 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	8
Base clock speed	3.7 GHz	1.8 GHz
Boost clock speed	4.1 GHz	3.2 GHz
Bus rate	5 GT/s	no data
L1 cache	no data	64K (per core)
L2 cache	no data	256K (per core)
L3 cache	8 MB Intel® Smart Cache	6 MB (shared)
Chip lithography	22 nm	14 nm
Die size	no data	182 mm2
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Xeon E3-1281 v3 and Xeon E3-1258L v4 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	Intel BGA 1364
Power consumption (TDP)	82 Watt	47 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1281 v3 and Xeon E3-1258L v4. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, 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
TSX	+	-
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
SIPP	+	-
Fast Memory Access	+	no data

Security technologies

Xeon E3-1281 v3 and Xeon E3-1258L v4 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1281 v3 and Xeon E3-1258L v4 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E3-1281 v3 and Xeon E3-1258L v4. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3L-1333, DDR3L-1600	DDR3-1600
Maximum memory size	32 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	25.6 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Intel HD P5700

Peripherals

Specifications and connection of peripherals supported by Xeon E3-1281 v3 and Xeon E3-1258L v4.

PCIe version	3.0	3.0
PCI Express lanes	16	no data

Pros & cons summary

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Recency	1 April 2014	2 June 2015
Chip lithography	22 nm	14 nm
Power consumption (TDP)	82 Watt	47 Watt

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