EPYC 7551P vs Xeon E7-8890 v3

Primary details

Comparing Xeon E7-8890 v3 and EPYC 7551P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	208
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	4.01
Market segment	Server	Server
Series	no data	AMD EPYC
Power efficiency	no data	12.61
Architecture codename	Haswell-EX (2015)	Naples (2017−2018)
Release date	1 June 2015 (9 years ago)	20 June 2017 (7 years ago)
Launch price (MSRP)	no data	$2,100

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E7-8890 v3 and EPYC 7551P 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	18 (Octadeca-Core)	32 (Dotriaconta-Core)
Threads	36	64
Base clock speed	2.5 GHz	2 GHz
Boost clock speed	3.3 GHz	2 GHz
Bus rate	9.6 GT/s	no data
Multiplier	no data	20
L1 cache	64 KB (per core)	3 MB
L2 cache	256 KB (per core)	16 MB
L3 cache	45 MB (shared)	64 MB (shared)
Chip lithography	22 nm	14 nm
Die size	160 mm2	213 mm2
Maximum core temperature	79 °C	no data
Number of transistors	1,400 million	19200 Million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	-	+

Compatibility

Information on Xeon E7-8890 v3 and EPYC 7551P 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	1 (Uniprocessor)
Socket	FCLGA2011	TR4
Power consumption (TDP)	165 Watt	180 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E7-8890 v3 and EPYC 7551P. 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	+	-
PAE	46 Bit	no data

Security technologies

Xeon E7-8890 v3 and EPYC 7551P 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 E7-8890 v3 and EPYC 7551P 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 E7-8890 v3 and EPYC 7551P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3, DDR4	DDR4 Eight-channel
Maximum memory size	1.5 TB	2 TiB
Max memory channels	4	8
Maximum memory bandwidth	85 GB/s	170.671 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon E7-8890 v3 and EPYC 7551P.

PCIe version	3.0	3.0
PCI Express lanes	32	128

Pros & cons summary

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Recency	1 June 2015	20 June 2017
Physical cores	18	32
Threads	36	64
Chip lithography	22 nm	14 nm
Power consumption (TDP)	165 Watt	180 Watt

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