Ultra 7 265K vs Atom Z550

VS

Aggregate performance score

Atom Z550
2009
1 core / 2 threads, 2 Watt
0.24
Core Ultra 7 265K
2024
20 cores / 20 threads, 125 Watt
37.13
+15371%

Core Ultra 7 265K outperforms Atom Z550 by a whopping 15371% based on our aggregate benchmark results.

Primary details

Comparing Atom Z550 and Core Ultra 7 265K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking317388
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data94.18
Market segmentLaptopDesktop processor
SeriesIntel Atomno data
Power efficiency9.4127.96
Architecture codenameSilverthorne (2008−2010)Arrow Lake-S (2024−2025)
Release date8 April 2009 (15 years ago)24 October 2024 (less than a year ago)
Launch price (MSRP)no data$394

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Atom Z550 and Core Ultra 7 265K 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 cores1 (Single-Core)20 (Icosa-Core)
Threads220
Base clock speed2 GHz3.9 GHz
Boost clock speed2 GHz5.5 GHz
Bus typeFSBno data
Bus rate533.33 MT/sno data
Multiplier15no data
L1 cache56 KB (per core)112 KB (per core)
L2 cache512 KB (per core)3 MB (per core)
L3 cache0 KB30 MB (shared)
Chip lithography45 nm3 nm
Die size26 mm2243 mm2
Maximum core temperature90 °Cno data
Number of transistors47 million17,800 million
64 bit support-+
Windows 11 compatibility-no data
Unlocked multiplier-+

Compatibility

Information on Atom Z550 and Core Ultra 7 265K 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
SocketPBGA4411851
Power consumption (TDP)2.4 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z550 and Core Ultra 7 265K. You'll probably need this information if you require some particular technology.

AES-NI-+
AVX-+
vProno data+
Enhanced SpeedStep (EIST)++
Turbo Boost Technology-no data
Hyper-Threading Technology+no data
TSX-+
Idle States+no data
Thermal Monitoring+-
SIPP-+
Demand Based Switching+no data
FSB parity-no data

Security technologies

Atom Z550 and Core Ultra 7 265K technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Atom Z550 and Core Ultra 7 265K are enumerated here.

VT-d-+
VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom Z550 and Core Ultra 7 265K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesunknownDDR5 Depends on motherboard

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)Arc Xe2 Graphics 64EU

Peripherals

Specifications and connection of peripherals supported by Atom Z550 and Core Ultra 7 265K.

PCIe versionno data5.0
PCI Express lanesno data20

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 Z550 0.24
Ultra 7 265K 37.13
+15371%

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 Z550 381
Ultra 7 265K 58974
+15379%

Gaming performance

Pros & cons summary


Performance score 0.24 37.13
Recency 8 April 2009 24 October 2024
Physical cores 1 20
Threads 2 20
Chip lithography 45 nm 3 nm
Power consumption (TDP) 2 Watt 125 Watt

Atom Z550 has 6150% lower power consumption.

Ultra 7 265K, on the other hand, has a 15370.8% higher aggregate performance score, an age advantage of 15 years, 1900% more physical cores and 900% more threads, and a 1400% more advanced lithography process.

The Core Ultra 7 265K is our recommended choice as it beats the Atom Z550 in performance tests.

Be aware that Atom Z550 is a notebook processor while Core Ultra 7 265K is a desktop one.


Should you still have questions on choice between Atom Z550 and Core Ultra 7 265K, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Atom Z550
Atom Z550
Intel Core Ultra 7 265K
Core Ultra 7 265K

Similar processor comparisons

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Community ratings

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


4.3 4 votes

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4.3 81 vote

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Questions & comments

Here you can ask a question about Atom Z550 or Core Ultra 7 265K, agree or disagree with our judgements, or report an error or mismatch.