Xeon E7-8895 v3 vs E7-8857 v2

Primary details

Comparing Xeon E7-8857 v2 and Xeon E7-8895 v3 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	231	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Power efficiency	16.63	no data
Release date	1 January 2014 (10 years ago)	1 April 2015 (9 years ago)

Detailed specifications

Xeon E7-8857 v2 and Xeon E7-8895 v3 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	12 (Dodeca-Core)	18 (Octadeca-Core)
Threads	12	36
Base clock speed	3 GHz	2.6 GHz
Boost clock speed	3.6 GHz	3.5 GHz
Bus rate	8 GT/s	9.6 GT/s
L3 cache	30 MB	45 MB Last Level Cache
Chip lithography	22 nm	22 nm
Maximum core temperature	73 °C	77 °C
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon E7-8857 v2 and Xeon E7-8895 v3 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	8	8
Socket	FCLGA2011	no data
Power consumption (TDP)	130 Watt	175 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E7-8857 v2 and Xeon E7-8895 v3. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	Intel® AVX2
AES-NI	+	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	-	+
TSX	-	+
Idle States	+	+
Thermal Monitoring	+	+
PAE	46 Bit	46 Bit

Security technologies

Xeon E7-8857 v2 and Xeon E7-8895 v3 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	+
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E7-8857 v2 and Xeon E7-8895 v3 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E7-8857 v2 and Xeon E7-8895 v3. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1066, DDR3-1333, DDR3-1600	DDR4-1333, DDR4-1600, DDR4-1866, DDR3-1066, DDR3-1333, DDR3-1600
Maximum memory size	1.5 TB	1.5 TB
Max memory channels	4	4
Maximum memory bandwidth	85 GB/s	102 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon E7-8857 v2 and Xeon E7-8895 v3.

PCIe version	3.0	3.0
PCI Express lanes	32	32

Pros & cons summary

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Recency	1 January 2014	1 April 2015
Physical cores	12	18
Threads	12	36
Power consumption (TDP)	130 Watt	175 Watt

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