Atom C3758 vs EPYC Embedded 3251

Primary details

Comparing EPYC Embedded 3251 and Atom C3758 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	1570
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	0.36
Market segment	Server	Server
Series	AMD EPYC Embedded	Intel Atom
Architecture codename	Zen (2017−2020)	Goldmont (2016−2017)
Release date	21 February 2018 (6 years ago)	15 August 2017 (6 years ago)
Launch price (MSRP)	$315	$193
Current price	$858 (2.7x MSRP)	$1359 (7x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

EPYC Embedded 3251 and Atom C3758 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	8 (Octa-Core)	8 (Octa-Core)
Threads	16	8
Base clock speed	2.5 GHz	2.2 GHz
Boost clock speed	2.5 GHz	2.2 GHz
L1 cache	768 KB	448 KB
L2 cache	4 MB	16 MB
L3 cache	16 MB (shared)	16 MB
Chip lithography	14 nm	14 nm
Die size	213 mm2	no data
Maximum core temperature	no data	82 °C
Number of transistors	4800 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	Yes	No

Compatibility

Information on EPYC Embedded 3251 and Atom C3758 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	TR4	FCBGA1310
Power consumption (TDP)	55 Watt	25 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC Embedded 3251 and Atom C3758. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	no data
Enhanced SpeedStep (EIST)	no data	+
QuickAssist	no data	+
Turbo Boost Technology	no data	-
Hyper-Threading Technology	no data	-
Status	no data	Launched

Security technologies

EPYC Embedded 3251 and Atom C3758 technologies aimed at improving security, for example, by protecting against hacks.

EDB	no data	+
Secure Boot	no data	+
Secure Key	no data	+
SGX	no data	-
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC Embedded 3251 and Atom C3758 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC Embedded 3251 and Atom C3758. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Eight-channel	DDR4: 2400
Maximum memory size	512 GB	256 GB
Max memory channels	2	2
Maximum memory bandwidth	42.671 GB/s	34.134 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by EPYC Embedded 3251 and Atom C3758.

PCIe version	no data	3
PCI Express lanes	no data	16
USB revision	no data	3
Total number of SATA ports	no data	16
Max number of SATA 6 Gb/s Ports	no data	16
Number of USB ports	no data	8
Integrated LAN	no data	4x10/2.5/1 GBE

Pros & cons summary

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Recency	21 February 2018	15 August 2017
Threads	16	8
Cost	$315	$193
Power consumption (TDP)	55 Watt	25 Watt

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Should you still have questions on choice between EPYC Embedded 3251 and Atom C3758, ask them in Comments section, and we shall answer.

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