Xeon E-2478 vs EPYC 7373X

Primary details

Comparing EPYC 7373X and Xeon E-2478 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	314
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	82.54
Market segment	Server	Server
Power efficiency	no data	22.21
Architecture codename	Milan-X (2022)	Raptor Lake-S (2023−2024)
Release date	22 March 2022 (2 years ago)	14 December 2023 (less than a year ago)
Launch price (MSRP)	no data	$568

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

EPYC 7373X and Xeon E-2478 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	16 (Hexadeca-Core)	8 (Octa-Core)
Threads	32	16
Base clock speed	3.05 GHz	2.8 GHz
Boost clock speed	3.8 GHz	5.2 GHz
Bus rate	no data	16 GT/s
L1 cache	64K (per core)	80 KB (per core)
L2 cache	512K (per core)	2 MB (per core)
L3 cache	768 MB (shared)	24 MB (shared)
Chip lithography	7 nm	Intel 7 nm
Die size	8x 81 mm2	257 mm2
Maximum core temperature	no data	100 °C
Number of transistors	33,200 million	no data
64 bit support	-	+

Compatibility

Information on EPYC 7373X and Xeon E-2478 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	1
Socket	SP3	FCLGA1700
Power consumption (TDP)	240 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7373X and Xeon E-2478. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	no data	+
Turbo Boost Technology	no data	2
Hyper-Threading Technology	no data	+
Idle States	no data	+
Thermal Monitoring	-	+
Turbo Boost Max 3.0	no data	+
Precision Boost 2	+	no data

Security technologies

EPYC 7373X and Xeon E-2478 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 EPYC 7373X and Xeon E-2478 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 EPYC 7373X and Xeon E-2478. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR5-4800
Maximum memory size	no data	128 GB
Max memory channels	no data	2
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by EPYC 7373X and Xeon E-2478.

PCIe version	4.0	5
PCI Express lanes	128	16

Pros & cons summary

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Recency	22 March 2022	14 December 2023
Physical cores	16	8
Threads	32	16
Power consumption (TDP)	240 Watt	80 Watt

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Should you still have questions on choice between EPYC 7373X and Xeon E-2478, ask them in Comments section, and we shall answer.

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