Xeon E5-2678 v3 vs E5-2699A v4

Primary details

Comparing Xeon E5-2699A v4 and Xeon E5-2678 v3 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	404	827
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.32	no data
Market segment	Server	Server
Series	Intel Xeon E5	Xeon
Power efficiency	10.74	7.31
Architecture codename	Broadwell-EP (2016)	Haswell (2013−2015)
Release date	25 October 2016 (8 years ago)	2015 (9 years ago)
Launch price (MSRP)	$4,938	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E5-2699A v4 and Xeon E5-2678 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)	12 (Dodeca-Core)
Threads	44	24
Base clock speed	2.4 GHz	2.5 GHz
Boost clock speed	3.6 GHz	3.3 GHz
Bus type	QPI	no data
Bus rate	2 × 9.6 GT/s	no data
Multiplier	24	no data
L1 cache	64 KB (per core)	384 KB
L2 cache	256 KB (per core)	3072 KB
L3 cache	55 MB (shared)	30 MB
Chip lithography	14 nm	22 nm
Die size	456.12 mm2	356 mm2
Maximum case temperature (TCase)	70 °C	84 °C
Number of transistors	7,200 million	5,560 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon E5-2699A v4 and Xeon E5-2678 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)	2
Socket	FCLGA2011	LGA2011-3
Power consumption (TDP)	145 Watt	120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2699A v4 and Xeon E5-2678 v3. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	no data
AES-NI	+	+
AVX	+	+
vPro	+	+
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
Demand Based Switching	+	no data
PAE	46 Bit	no data

Security technologies

Xeon E5-2699A v4 and Xeon E5-2678 v3 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
Secure Key	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2699A v4 and Xeon E5-2678 v3 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2699A v4 and Xeon E5-2678 v3. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400	DDR3, DDR4
Maximum memory size	1.5 TB	no data
Max memory channels	4	no data
Maximum memory bandwidth	76.8 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

no data

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2699A v4 and Xeon E5-2678 v3.

PCIe version	3.0	3.0
PCI Express lanes	40	40

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	16.45	9.27
Physical cores	22	12
Threads	44	24
Chip lithography	14 nm	22 nm
Power consumption (TDP)	145 Watt	120 Watt

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Should you still have questions on choice between Xeon E5-2699A v4 and Xeon E5-2678 v3, ask them in Comments section, and we shall answer.

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