Ultra 7 265KF vs Xeon W-2255

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Aggregate performance score

Xeon W-2255
2019
10 cores / 20 threads, 165 Watt
14.10
Core Ultra 7 265KF
2024
20 cores / 20 threads, 125 Watt
37.46
+166%

Core Ultra 7 265KF outperforms Xeon W-2255 by a whopping 166% based on our aggregate benchmark results.

Primary details

Comparing Xeon W-2255 and Core Ultra 7 265KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking52282
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data99.21
Market segmentServerDesktop processor
Power efficiency8.0428.21
Architecture codenameno dataArrow Lake-S (2024−2025)
Release date1 October 2019 (5 years ago)24 October 2024 (less than a year ago)
Launch price (MSRP)no data$379

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Xeon W-2255 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 cores10 (Deca-Core)20 (Icosa-Core)
Threads2020
Base clock speed3.7 GHz3.9 GHz
Boost clock speed4.7 GHz5.5 GHz
Bus rate8 GT/sno data
L1 cacheno data112 KB (per core)
L2 cacheno data3 MB (per core)
L3 cache19.25 MB30 MB (shared)
Chip lithography14 nm3 nm
Die sizeno data243 mm2
Maximum core temperature62 °Cno data
Number of transistorsno data17,800 million
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier-+

Compatibility

Information on Xeon W-2255 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 configuration11
SocketFCLGA20661851
Power consumption (TDP)165 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-2255 and Core Ultra 7 265KF. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512no data
AES-NI++
AVX-+
Enhanced SpeedStep (EIST)++
Speed Shift+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX++
Idle States+no data
Thermal Monitoring+-
Demand Based Switching+no data
PAE46 Bitno data
Turbo Boost Max 3.0+no data
Deep Learning Boost+-

Security technologies

Xeon W-2255 and Core Ultra 7 265KF technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB+no data
Secure Key+no data
MPX+-
Identity Protection+-
SGX-no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-2255 and Core Ultra 7 265KF are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-2255 and Core Ultra 7 265KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2933DDR5
Maximum memory size1 TBno data
Max memory channels4no data
Maximum memory bandwidth93.85 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 Xeon W-2255 and Core Ultra 7 265KF.

PCIe version3.05.0
PCI Express lanes4820

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.

Xeon W-2255 14.10
Ultra 7 265KF 37.46
+166%

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.

Xeon W-2255 22394
Ultra 7 265KF 59499
+166%

Gaming performance

Pros & cons summary


Performance score 14.10 37.46
Recency 1 October 2019 24 October 2024
Physical cores 10 20
Chip lithography 14 nm 3 nm
Power consumption (TDP) 165 Watt 125 Watt

Ultra 7 265KF has a 165.7% higher aggregate performance score, an age advantage of 5 years, 100% more physical cores, a 366.7% more advanced lithography process, and 32% lower power consumption.

The Core Ultra 7 265KF is our recommended choice as it beats the Xeon W-2255 in performance tests.

Be aware that Xeon W-2255 is a server/workstation processor while Core Ultra 7 265KF is a desktop one.


Should you still have questions on choice between Xeon W-2255 and Core Ultra 7 265KF, 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 Xeon W-2255
Xeon W-2255
Intel Core Ultra 7 265KF
Core Ultra 7 265KF

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Community ratings

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


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Questions & comments

Here you can ask a question about Xeon W-2255 or Core Ultra 7 265KF, agree or disagree with our judgements, or report an error or mismatch.