Ultra 5 245K vs Atom x5-Z8550

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Aggregate performance score

Atom x5-Z8550
2016
4 cores / 4 threads
0.72
Core Ultra 5 245K
2024
14 cores / 14 threads, 125 Watt
27.74
+3753%

Core Ultra 5 245K outperforms Atom x5-Z8550 by a whopping 3753% based on our aggregate benchmark results.

Primary details

Comparing Atom x5-Z8550 and Core Ultra 5 245K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2704174
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data78.80
Market segmentLaptopDesktop processor
Series5x Intel Atomno data
Power efficiencyno data21.00
Architecture codenameCherry Trail (2015−2016)Arrow Lake-S (2024−2025)
Release date8 February 2016 (8 years ago)24 October 2024 (less than a year ago)
Launch price (MSRP)no data$309

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Atom x5-Z8550 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 cores4 (Quad-Core)14 (Tetradeca-Core)
Threads414
Base clock speed1.44 GHz4.2 GHz
Boost clock speed2.4 GHz5.2 GHz
Bus rateno data159 MHz
L1 cacheno data112 KB (per core)
L2 cache2 MB3 MB (per core)
L3 cache0 KB24 MB (shared)
Chip lithography14 nm3 nm
Die sizeno data243 mm2
Maximum core temperature90 °Cno data
Number of transistorsno data17,800 million
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier-+

Compatibility

Information on Atom x5-Z8550 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 configuration1 (Uniprocessor)1
SocketUTFCBGA13801851
Power consumption (TDP)no data125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom x5-Z8550 and Core Ultra 5 245K. You'll probably need this information if you require some particular technology.

AES-NI++
AVX-+
vProno data+
Enhanced SpeedStep (EIST)++
TSX-+
SIPP-+
Turbo Boost Max 3.0-no data

Security technologies

Atom x5-Z8550 and Core Ultra 5 245K technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
Secure Boot+no data
Identity Protection+-

Virtualization technologies

Virtual machine speed-up technologies supported by Atom x5-Z8550 and Core Ultra 5 245K are enumerated here.

VT-dno data+
VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom x5-Z8550 and Core Ultra 5 245K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5
Maximum memory size8 GBno data
Max memory channels2no data
Maximum memory bandwidth25.6 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 400 (Braswell) (200 - 600 MHz)Arc Xe-LPG Graphics 64EU
Max video memory8 GBno data
Graphics max frequency600 MHzno data
Execution Units12no data

Graphics interfaces

Available interfaces and connections of Atom x5-Z8550 and Core Ultra 5 245K integrated GPUs.

Number of displays supported3no data

Graphics image quality

Maximum display resolutions supported by Atom x5-Z8550 and Core Ultra 5 245K integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.43840x2160no data
Max resolution over eDP2560x1600no data

Peripherals

Specifications and connection of peripherals supported by Atom x5-Z8550 and Core Ultra 5 245K.

PCIe version2.05.0
PCI Express lanes220
USB revision3.0no data
Number of USB ports3no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Atom x5-Z8550 0.72
Ultra 5 245K 27.74
+3753%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Atom x5-Z8550 1144
Ultra 5 245K 44059
+3751%

Gaming performance

Pros & cons summary


Performance score 0.72 27.74
Recency 8 February 2016 24 October 2024
Physical cores 4 14
Threads 4 14
Chip lithography 14 nm 3 nm

Ultra 5 245K has a 3752.8% higher aggregate performance score, an age advantage of 8 years, 250% more physical cores and 250% more threads, and a 366.7% more advanced lithography process.

The Core Ultra 5 245K is our recommended choice as it beats the Atom x5-Z8550 in performance tests.

Be aware that Atom x5-Z8550 is a notebook processor while Core Ultra 5 245K is a desktop one.


Should you still have questions on choice between Atom x5-Z8550 and Core Ultra 5 245K, ask them in Comments section, and we shall answer.

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Intel Atom x5-Z8550
Atom x5-Z8550
Intel Core Ultra 5 245K
Core Ultra 5 245K

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


2.8 22 votes

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Questions & comments

Here you can ask a question about Atom x5-Z8550 or Core Ultra 5 245K, agree or disagree with our judgements, or report an error or mismatch.