Ultra 5 245K vs EPYC Embedded 3451

Primary details

Comparing EPYC Embedded 3451 and Core Ultra 5 245K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Desktop processor
Series	AMD EPYC Embedded	no data
Architecture codename	Zen (2017−2020)	Arrow Lake-S (2024−2025)
Release date	21 February 2018 (6 years ago)	24 October 2024
Launch price (MSRP)	$880	$309

Detailed specifications

EPYC Embedded 3451 and Core Ultra 5 245K 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)	14 (Tetradeca-Core)
Threads	32	14
Base clock speed	2.15 GHz	4.2 GHz
Boost clock speed	3 GHz	5.2 GHz
Multiplier	21.5	no data
L1 cache	96K (per core)	112 KB (per core)
L2 cache	512K (per core)	3 MB (per core)
L3 cache	32 MB (shared)	24 MB (shared)
Chip lithography	14 nm	3 nm
Die size	2x 213 mm2	no data
Number of transistors	4,800 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	-	+

Compatibility

Information on EPYC Embedded 3451 and Core Ultra 5 245K 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	1 (Uniprocessor)	1
Socket	AMD BGA SP4r2	1851
Power consumption (TDP)	100 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC Embedded 3451 and Core Ultra 5 245K. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	no data	+
TSX	-	+
SIPP	-	+

Security technologies

EPYC Embedded 3451 and Core Ultra 5 245K technologies aimed at improving security, for example, by protecting against hacks.

TXT

no data

+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC Embedded 3451 and Core Ultra 5 245K 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 EPYC Embedded 3451 and Core Ultra 5 245K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR5
Maximum memory size	1 TiB	no data
Max memory channels	4	no data
Maximum memory bandwidth	85.33 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Arc Xe2 Graphics 64EU

Peripherals

Specifications and connection of peripherals supported by EPYC Embedded 3451 and Core Ultra 5 245K.

PCIe version	3.0	5.0
PCI Express lanes	64	20

Pros & cons summary

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Recency	21 February 2018	24 October 2024
Physical cores	16	14
Threads	32	14
Chip lithography	14 nm	3 nm
Power consumption (TDP)	100 Watt	125 Watt

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Should you still have questions on choice between EPYC Embedded 3451 and Core Ultra 5 245K, ask them in Comments section, and we shall answer.

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