Ultra 7 265KF vs EPYC Embedded 3251

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Primary details

Comparing EPYC Embedded 3251 and Core Ultra 7 265KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated82
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data99.21
Market segmentServerDesktop processor
SeriesAMD EPYC Embeddedno data
Power efficiencyno data28.21
Architecture codenameZen (2017−2020)Arrow Lake-S (2024−2025)
Release date21 February 2018 (6 years ago)24 October 2024 (less than a year ago)
Launch price (MSRP)$315$379

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

EPYC Embedded 3251 and Core Ultra 7 265KF 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 cores8 (Octa-Core)20 (Icosa-Core)
Threads1620
Base clock speed2.5 GHz3.9 GHz
Boost clock speed3.1 GHz5.5 GHz
Multiplier25no data
L1 cache96K (per core)112 KB (per core)
L2 cache512K (per core)3 MB (per core)
L3 cache16 MB (shared)30 MB (shared)
Chip lithography14 nm3 nm
Die size192 mm2243 mm2
Number of transistors4,800 million17,800 million
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier++

Compatibility

Information on EPYC Embedded 3251 and Core Ultra 7 265KF 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 configuration1 (Uniprocessor)1
SocketTR41851
Power consumption (TDP)50 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC Embedded 3251 and Core Ultra 7 265KF. You'll probably need this information if you require some particular technology.

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

Security technologies

EPYC Embedded 3251 and Core Ultra 7 265KF technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC Embedded 3251 and Core Ultra 7 265KF are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC Embedded 3251 and Core Ultra 7 265KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4 Eight-channelDDR5
Maximum memory size512 GBno data
Max memory channels2no data
Maximum memory bandwidth42.671 GB/sno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataN/A

Peripherals

Specifications and connection of peripherals supported by EPYC Embedded 3251 and Core Ultra 7 265KF.

PCIe versionno data5.0
PCI Express lanesno data20

Pros & cons summary


Recency 21 February 2018 24 October 2024
Physical cores 8 20
Threads 16 20
Chip lithography 14 nm 3 nm
Power consumption (TDP) 50 Watt 125 Watt

EPYC Embedded 3251 has 150% lower power consumption.

Ultra 7 265KF, on the other hand, has an age advantage of 6 years, 150% more physical cores and 25% more threads, and a 366.7% more advanced lithography process.

We couldn't decide between EPYC Embedded 3251 and Core Ultra 7 265KF. We've got no test results to judge.

Be aware that EPYC Embedded 3251 is a server/workstation processor while Core Ultra 7 265KF is a desktop one.


Should you still have questions on choice between EPYC Embedded 3251 and Core Ultra 7 265KF, ask them in Comments section, and we shall answer.

Vote for your favorite

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AMD EPYC Embedded 3251
EPYC Embedded 3251
Intel Core Ultra 7 265KF
Core Ultra 7 265KF

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Community ratings

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Questions & comments

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