Xeon E7-8891 v3 vs E5-2699 v4

Primary details

Comparing Xeon E5-2699 v4 and Xeon E7-8891 v3 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	434	551
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.54	no data
Market segment	Server	Server
Series	Intel Xeon E5	no data
Power efficiency	10.25	7.81
Architecture codename	Broadwell (2015−2019)	Haswell-EX (2015)
Release date	20 June 2016 (8 years ago)	1 June 2015 (9 years ago)
Launch price (MSRP)	$4,115	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E5-2699 v4 and Xeon E7-8891 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	22 (Docosa-Core)	10 (Deca-Core)
Threads	44	20
Base clock speed	2.2 GHz	2.8 GHz
Boost clock speed	3.6 GHz	3.5 GHz
Bus type	QPI	no data
Bus rate	2 × 9.6 GT/s	9.6 GT/s
Multiplier	22	no data
L1 cache	no data	64K (per core)
L2 cache	5.5 MB	256K (per core)
L3 cache	55 MB	45 MB (shared)
Chip lithography	14 nm	22 nm
Die size	456.12 mm2	160 mm2
Maximum core temperature	79 °C	no data
Maximum case temperature (TCase)	no data	79 °C
Number of transistors	7200 Million	1,400 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon E5-2699 v4 and Xeon E7-8891 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	2 (Multiprocessor)	8
Socket	FCLGA2011	FCLGA2011
Power consumption (TDP)	145 Watt	165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2699 v4 and Xeon E7-8891 v3. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	Intel® AVX2
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	-	no data
Demand Based Switching	+	no data
PAE	46 Bit	46 Bit

Security technologies

Xeon E5-2699 v4 and Xeon E7-8891 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 E5-2699 v4 and Xeon E7-8891 v3 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2699 v4 and Xeon E7-8891 v3. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400	DDR4-1333/1600/1866, DDR3-1066/1333/1600
Maximum memory size	1.5 TB	1.5 TB
Max memory channels	4	4
Maximum memory bandwidth	76.8 GB/s	85 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2699 v4 and Xeon E7-8891 v3.

PCIe version	3.0	3.0
PCI Express lanes	40	32

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.

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Pros & cons summary

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Performance score	15.71	13.61
Recency	20 June 2016	1 June 2015
Physical cores	22	10
Threads	44	20
Chip lithography	14 nm	22 nm
Power consumption (TDP)	145 Watt	165 Watt

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Should you still have questions on choice between Xeon E5-2699 v4 and Xeon E7-8891 v3, ask them in Comments section, and we shall answer.

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