EPYC 7543 vs Xeon E5-2673 v4

Primary details

Comparing Xeon E5-2673 v4 and EPYC 7543 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	574	76
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	7.57
Market segment	Server	Server
Series	Intel Xeon E5	AMD EPYC
Power efficiency	9.11	16.13
Architecture codename	Broadwell (2015−2019)	Milan (2021−2023)
Release date	20 June 2016 (8 years ago)	12 January 2021 (3 years ago)
Launch price (MSRP)	no data	$3,761

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E5-2673 v4 and EPYC 7543 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	20 (Icosa-Core)	32 (Dotriaconta-Core)
Threads	40	64
Base clock speed	no data	2.8 GHz
Boost clock speed	2.3 GHz	3.7 GHz
Bus type	QPI	no data
Bus rate	2 × 9.6 GT/s	no data
Multiplier	23	28
L1 cache	no data	2 MB
L2 cache	5 MB	16 MB
L3 cache	50 MB	256 MB (shared)
Chip lithography	14 nm	7 nm+
Die size	456.12 mm2	8x 81 mm2
Number of transistors	7200 Million	33,200 million
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Xeon E5-2673 v4 and EPYC 7543 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	no data	SP3
Power consumption (TDP)	135 Watt	225 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2673 v4 and EPYC 7543. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
TSX	+	-

Security technologies

Xeon E5-2673 v4 and EPYC 7543 technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2673 v4 and EPYC 7543 are enumerated here.

AMD-V

-

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2673 v4 and EPYC 7543. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	DDR4-3200
Maximum memory size	1,536 GB	4 TiB
Maximum memory bandwidth	no data	204.795 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2673 v4 and EPYC 7543.

PCIe version	3.0	4.0
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	13.48	39.79
Recency	20 June 2016	12 January 2021
Physical cores	20	32
Threads	40	64
Chip lithography	14 nm	7 nm
Power consumption (TDP)	135 Watt	225 Watt

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Should you still have questions on choice between Xeon E5-2673 v4 and EPYC 7543, ask them in Comments section, and we shall answer.

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