EPYC 7551 vs Xeon E5-2689 v4

Primary details

Comparing Xeon E5-2689 v4 and EPYC 7551 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	720	401
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.77	1.24
Market segment	Server	Server
Series	Intel Xeon E5	AMD EPYC
Power efficiency	6.16	8.59
Architecture codename	Broadwell (2015−2019)	Naples (2017−2018)
Release date	20 June 2016 (8 years ago)	20 June 2017 (7 years ago)
Launch price (MSRP)	$2,723	$3,400

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon E5-2689 v4 has 43% better value for money than EPYC 7551.

Detailed specifications

Xeon E5-2689 v4 and EPYC 7551 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)	32 (Dotriaconta-Core)
Threads	20	64
Base clock speed	3.1 GHz	2 GHz
Boost clock speed	3.8 GHz	2 GHz
Bus type	QPI	no data
Bus rate	2 × 9.6 GT/s	no data
Multiplier	31	20
L1 cache	no data	3 MB
L2 cache	2.5 MB	16 MB
L3 cache	25 MB	64 MB (shared)
Chip lithography	14 nm	14 nm
Die size	246.24 mm2	213 mm2
Maximum core temperature	52 °C	no data
Number of transistors	3200 Million	19200 Million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	-	+

Compatibility

Information on Xeon E5-2689 v4 and EPYC 7551 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 (Multiprocessor)
Socket	FCLGA2011-3	TR4
Power consumption (TDP)	165 Watt	180 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2689 v4 and EPYC 7551. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	no data
AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
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 E5-2689 v4 and EPYC 7551 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2689 v4 and EPYC 7551 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2689 v4 and EPYC 7551. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400	DDR4 Eight-channel
Maximum memory size	1.5 TB	2 TiB
Max memory channels	4	8
Maximum memory bandwidth	76.8 GB/s	170.671 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2689 v4 and EPYC 7551.

PCIe version	3.0	3.0
PCI Express lanes	40	128

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	10.94	16.65
Recency	20 June 2016	20 June 2017
Physical cores	10	32
Threads	20	64
Power consumption (TDP)	165 Watt	180 Watt

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Should you still have questions on choice between Xeon E5-2689 v4 and EPYC 7551, ask them in Comments section, and we shall answer.

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