Ultra 5 245KF vs Atom C3950

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Primary details

Comparing Atom C3950 and Core Ultra 5 245KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated176
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data81.94
Market segmentServerDesktop processor
SeriesIntel Atomno data
Power efficiencyno data20.74
Architecture codenameGoldmont (2016−2017)Arrow Lake-S (2024−2025)
Release date15 August 2017 (7 years ago)24 October 2024 (less than a year ago)
Launch price (MSRP)$389$294

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Atom C3950 and Core Ultra 5 245KF 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 cores16 (Hexadeca-Core)14 (Tetradeca-Core)
Threads1614
Base clock speed1.7 GHz4.2 GHz
Boost clock speed2.2 GHz5.2 GHz
Multiplier17no data
L1 cache896 KB112 KB (per core)
L2 cache16 MB3 MB (per core)
L3 cache16 MB24 MB (shared)
Chip lithography14 nm3 nm
Die sizeno data243 mm2
Maximum core temperature78 °Cno data
Number of transistorsno data17,800 million
64 bit support++
Windows 11 compatibility-no data

Compatibility

Information on Atom C3950 and Core Ultra 5 245KF 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
SocketFCBGA13101851
Power consumption (TDP)24 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom C3950 and Core Ultra 5 245KF. You'll probably need this information if you require some particular technology.

AES-NI++
AVX-+
Enhanced SpeedStep (EIST)++
QuickAssist-no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology-no data
TSX-+

Security technologies

Atom C3950 and Core Ultra 5 245KF technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
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 Atom C3950 and Core Ultra 5 245KF are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom C3950 and Core Ultra 5 245KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4: 2400DDR5
Maximum memory size256 GBno data
Max memory channels2no data
Maximum memory bandwidth38.397 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 Atom C3950 and Core Ultra 5 245KF.

PCIe version35.0
PCI Express lanes1620
USB revision3no data
Total number of SATA ports16no data
Max number of SATA 6 Gb/s Ports16no data
Number of USB ports8no data
Integrated LAN2x10/2.5/1 GBE + 2x1 GBEno data

Pros & cons summary


Recency 15 August 2017 24 October 2024
Physical cores 16 14
Threads 16 14
Chip lithography 14 nm 3 nm
Power consumption (TDP) 24 Watt 125 Watt

Atom C3950 has 14.3% more physical cores and 14.3% more threads, and 420.8% lower power consumption.

Ultra 5 245KF, on the other hand, has an age advantage of 7 years, and a 366.7% more advanced lithography process.

We couldn't decide between Atom C3950 and Core Ultra 5 245KF. We've got no test results to judge.

Be aware that Atom C3950 is a server/workstation processor while Core Ultra 5 245KF is a desktop one.


Should you still have questions on choice between Atom C3950 and Core Ultra 5 245KF, ask them in Comments section, and we shall answer.

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Intel Atom C3950
Atom C3950
Intel Core Ultra 5 245KF
Core Ultra 5 245KF

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Community ratings

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2.4 17 votes

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3.3 12 votes

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Questions & comments

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