EPYC 7542 vs Xeon E7-8894 v4

Primary details

Comparing Xeon E7-8894 v4 and EPYC 7542 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	158
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	5.48
Market segment	Server	Server
Series	Intel Xeon E7	AMD EPYC
Power efficiency	no data	11.92
Architecture codename	Broadwell (2015−2019)	Zen 2 (2017−2020)
Release date	no data (2024 years ago)	7 August 2019 (5 years ago)
Launch price (MSRP)	$8,898	$3,400

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E7-8894 v4 and EPYC 7542 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)	32 (Dotriaconta-Core)
Threads	48	64
Base clock speed	2.4 GHz	2.9 GHz
Boost clock speed	3.4 GHz	3.4 GHz
Bus type	QPI	no data
Bus rate	3 × 9.6 GT/s	no data
Multiplier	no data	29
L1 cache	no data	2 MB
L2 cache	6 MB	16 MB
L3 cache	60 MB	128 MB (shared)
Chip lithography	14 nm	7 nm, 14 nm
Die size	no data	192 mm2
Maximum core temperature	79 °C	no data
Number of transistors	no data	4,800 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon E7-8894 v4 and EPYC 7542 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	FCLGA2011	SP3
Power consumption (TDP)	165 Watt	225 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E7-8894 v4 and EPYC 7542. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	no data
AES-NI	+	+
AVX	+	+
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
Precision Boost 2	no data	+

Security technologies

Xeon E7-8894 v4 and EPYC 7542 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 E7-8894 v4 and EPYC 7542 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 E7-8894 v4 and EPYC 7542. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1333, DDR4-1600, DDR4-1866, DDR3-1066, DDR3-1333, DDR3-1600	DDR4 Eight-channel
Maximum memory size	3 TB	4 TiB
Max memory channels	4	8
Maximum memory bandwidth	85 GB/s	204.763 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon E7-8894 v4 and EPYC 7542.

PCIe version	3.0	no data
PCI Express lanes	32	no data

Pros & cons summary

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Physical cores	24	32
Threads	48	64
Chip lithography	14 nm	7 nm
Power consumption (TDP)	165 Watt	225 Watt

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Should you still have questions on choice between Xeon E7-8894 v4 and EPYC 7542, ask them in Comments section, and we shall answer.

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