EPYC 7742 vs Xeon Platinum 8175M

Primary details

Comparing Xeon Platinum 8175M and EPYC 7742 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	385	46
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	3.35
Market segment	Server	Server
Series	Intel Xeon Platinum	AMD EPYC
Power efficiency	no data	18.45
Architecture codename	Skylake (server) (2017−2019)	Zen 2 (2017−2020)
Release date	no data (2024 years ago)	7 August 2019 (5 years ago)
Launch price (MSRP)	no data	$6,950

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Platinum 8175M and EPYC 7742 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	24 (Tetracosa-Core)	64 (Tetrahexaconta-Core)
Threads	48	128
Base clock speed	no data	2.25 GHz
Boost clock speed	2.5 GHz	3.4 GHz
Multiplier	25	22.5
L1 cache	1.5 MB	4 MB
L2 cache	24 MB	32 MB
L3 cache	33 MB	256 MB (shared)
Chip lithography	14 nm	7 nm, 14 nm
Die size	no data	192 mm2
Number of transistors	no data	4,800 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon Platinum 8175M and EPYC 7742 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 (Multiprocessor)	2 (Multiprocessor)
Socket	Socket P	TR4
Power consumption (TDP)	no data	225 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8175M and EPYC 7742. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
TSX	+	-
Precision Boost 2	no data	+

Security technologies

Xeon Platinum 8175M and EPYC 7742 technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8175M and EPYC 7742 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8175M and EPYC 7742. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4 Eight-channel
Maximum memory size	1,536 GB tdp=240 Watt	4 TiB
Max memory channels	6	8
Maximum memory bandwidth	128.001 GB/s	204.763 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8175M and EPYC 7742.

PCIe version	3.0	no data
PCI Express lanes	48	no data

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	16.78	43.86
Physical cores	24	64
Threads	48	128
Chip lithography	14 nm	7 nm

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Should you still have questions on choice between Xeon Platinum 8175M and EPYC 7742, ask them in Comments section, and we shall answer.

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