Xeon E7-8894 v4 vs E5-2640 v4

Primary details

Comparing Xeon E5-2640 v4 and Xeon E7-8894 v4 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	945	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.75	no data
Market segment	Server	Server
Series	Intel Xeon E5	Intel Xeon E7
Power efficiency	8.26	no data
Architecture codename	Broadwell (2015−2019)	Broadwell (2015−2019)
Release date	20 June 2016 (8 years ago)	no data (2024 years ago)
Launch price (MSRP)	$939	$8,898

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E5-2640 v4 and Xeon E7-8894 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	10 (Deca-Core)	24 (Tetracosa-Core)
Threads	20	48
Base clock speed	2.4 GHz	2.4 GHz
Boost clock speed	3.4 GHz	3.4 GHz
Bus type	QPI	QPI
Bus rate	2 × 8 GT/s	3 × 9.6 GT/s
Multiplier	24	no data
L2 cache	2.5 MB	6 MB
L3 cache	25 MB	60 MB
Chip lithography	14 nm	14 nm
Die size	246.24 mm2	no data
Maximum core temperature	76 °C	79 °C
Number of transistors	3200 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon E5-2640 v4 and Xeon E7-8894 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	2 (Multiprocessor)	8 (Multiprocessor)
Socket	FCLGA2011	FCLGA2011
Power consumption (TDP)	90 Watt	165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2640 v4 and Xeon E7-8894 v4. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon E5-2640 v4 and Xeon E7-8894 v4 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 E5-2640 v4 and Xeon E7-8894 v4 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2640 v4 and Xeon E7-8894 v4. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1600, DDR4-1866, DDR4-2133	DDR4-1333, DDR4-1600, DDR4-1866, DDR3-1066, DDR3-1333, DDR3-1600
Maximum memory size	1.5 TB	3 TB
Max memory channels	4	4
Maximum memory bandwidth	68.3 GB/s	85 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2640 v4 and Xeon E7-8894 v4.

PCIe version	3.0	3.0
PCI Express lanes	40	32

Pros & cons summary

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Physical cores	10	24
Threads	20	48
Power consumption (TDP)	90 Watt	165 Watt

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Should you still have questions on choice between Xeon E5-2640 v4 and Xeon E7-8894 v4, ask them in Comments section, and we shall answer.

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