EPYC 7702P vs EPYC 7542

Primary details

Comparing EPYC 7542 and EPYC 7702P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	162	64
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	5.12	6.32
Market segment	Server	Server
Series	AMD EPYC	AMD EPYC
Power efficiency	11.91	18.85
Architecture codename	Zen 2 (2017−2020)	Zen 2 (2017−2020)
Release date	7 August 2019 (5 years ago)	7 August 2019 (5 years ago)
Launch price (MSRP)	$3,400	$4,425

Cost-effectiveness evaluation

Performance per price, higher is better.

EPYC 7702P has 23% better value for money than EPYC 7542.

Detailed specifications

EPYC 7542 and EPYC 7702P 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	32 (Dotriaconta-Core)	64 (Tetrahexaconta-Core)
Threads	64	128
Base clock speed	2.9 GHz	2 GHz
Boost clock speed	3.4 GHz	3.35 GHz
Multiplier	29	20
L1 cache	2 MB	4 MB
L2 cache	16 MB	32 MB
L3 cache	128 MB (shared)	256 MB (shared)
Chip lithography	7 nm, 14 nm	7 nm, 14 nm
Die size	192 mm2	192 mm2
Number of transistors	4,800 million	4,800 million
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	+	+

Compatibility

Information on EPYC 7542 and EPYC 7702P 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)	1 (Uniprocessor)
Socket	SP3	TR4
Power consumption (TDP)	225 Watt	200 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7542 and EPYC 7702P. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+
Precision Boost 2	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7542 and EPYC 7702P are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7542 and EPYC 7702P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Eight-channel	DDR4 Eight-channel
Maximum memory size	4 TiB	4 TiB
Max memory channels	8	8
Maximum memory bandwidth	204.763 GB/s	204.763 GB/s
ECC memory support	+	+

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	28.44	40.00
Physical cores	32	64
Threads	64	128
Power consumption (TDP)	225 Watt	200 Watt

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Should you still have questions on choice between EPYC 7542 and EPYC 7702P, ask them in Comments section, and we shall answer.

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