Xeon Silver 4516Y vs EPYC 7662

Primary details

Comparing EPYC 7662 and Xeon Silver 4516Y processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	43	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	AMD EPYC	no data
Power efficiency	19.15	no data
Architecture codename	Zen 2 (2017−2020)	no data
Release date	19 February 2020 (4 years ago)	1 October 2023 (1 year ago)

Detailed specifications

EPYC 7662 and Xeon Silver 4516Y 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	64 (Tetrahexaconta-Core)	24 (Tetracosa-Core)
Threads	128	48
Base clock speed	2 GHz	2.2 GHz
Boost clock speed	3.3 GHz	3.7 GHz
Multiplier	20	no data
L1 cache	4 MB	no data
L2 cache	32 MB	no data
L3 cache	256 MB	45 MB
Chip lithography	7 nm, 14 nm	Intel 7 nm
Maximum core temperature	no data	81 °C
64 bit support	+	-
Windows 11 compatibility	+	no data

Compatibility

Information on EPYC 7662 and Xeon Silver 4516Y 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.

Socket	Socket SP3	FCLGA4677
Power consumption (TDP)	225 Watt	185 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7662 and Xeon Silver 4516Y. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	-
Speed Shift	no data	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	no data	+
TSX	-	+
Precision Boost 2	+	no data
Deep Learning Boost	-	+

Security technologies

EPYC 7662 and Xeon Silver 4516Y technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	no data	+
SGX	no data	Yes with Intel® SPS
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7662 and Xeon Silver 4516Y 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 7662 and Xeon Silver 4516Y. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR5-4400
Maximum memory size	4 TiB	4 TB
Max memory channels	8	8
Maximum memory bandwidth	204.763 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by EPYC 7662 and Xeon Silver 4516Y.

PCIe version	no data	5.0
PCI Express lanes	no data	80

Pros & cons summary

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Recency	19 February 2020	1 October 2023
Physical cores	64	24
Threads	128	48
Power consumption (TDP)	225 Watt	185 Watt

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Should you still have questions on choice between EPYC 7662 and Xeon Silver 4516Y, ask them in Comments section, and we shall answer.

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