Ultra 9 285K vs Xeon W-2123

VS

Aggregate performance score

Xeon W-2123
2017
4 cores / 8 threads, 120 Watt
5.33
Core Ultra 9 285K
2024
24 cores / 24 threads, 125 Watt
43.07
+708%

Core Ultra 9 285K outperforms Xeon W-2123 by a whopping 708% based on our aggregate benchmark results.

Primary details

Comparing Xeon W-2123 and Core Ultra 9 285K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking118053
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation8.1874.33
Market segmentServerDesktop processor
SeriesIntel Xeon Wno data
Power efficiency4.2032.61
Architecture codenameSkylake (server) (2017−2018)Arrow Lake-S (2024−2025)
Release date29 August 2017 (7 years ago)24 October 2024 (less than a year ago)
Launch price (MSRP)$294$589

Cost-effectiveness evaluation

Performance per price, higher is better.

Ultra 9 285K has 809% better value for money than Xeon W-2123.

Detailed specifications

Xeon W-2123 and Core Ultra 9 285K 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)24 (Tetracosa-Core)
Threads824
Base clock speed3.6 GHz3.7 GHz
Boost clock speed3.9 GHz5.7 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/s250 MHz
Multiplier36no data
L1 cache64K (per core)112 KB (per core)
L2 cache1 MB (per core)3 MB (per core)
L3 cache8.25 MB (shared)36 MB (shared)
Chip lithography14 nm3 nm
Die size484 mm2243 mm2
Maximum case temperature (TCase)64 °Cno data
Number of transistorsno data17,800 million
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier-+

Compatibility

Information on Xeon W-2123 and Core Ultra 9 285K 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
SocketFCLGA20661851
Power consumption (TDP)120 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-2123 and Core Ultra 9 285K. 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++
vPro++
Enhanced SpeedStep (EIST)++
Speed Shift+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX++
Idle States+no data
Thermal Monitoring+-
Flex Memory Access-no data
Demand Based Switching+no data
PAE46 Bitno data
Turbo Boost Max 3.0-no data

Security technologies

Xeon W-2123 and Core Ultra 9 285K 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-2123 and Core Ultra 9 285K are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-2123 and Core Ultra 9 285K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400, DDR4-2666DDR5 Depends on motherboard
Maximum memory size512 GBno data
Max memory channels4no data
Maximum memory bandwidth85.33 GB/sno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataArc Xe-LPG Graphics 64EU

Peripherals

Specifications and connection of peripherals supported by Xeon W-2123 and Core Ultra 9 285K.

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-2123 5.33
Ultra 9 285K 43.07
+708%

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-2123 8472
Ultra 9 285K 68422
+708%

Gaming performance

Pros & cons summary


Performance score 5.33 43.07
Recency 29 August 2017 24 October 2024
Physical cores 4 24
Threads 8 24
Chip lithography 14 nm 3 nm
Power consumption (TDP) 120 Watt 125 Watt

Xeon W-2123 has 4.2% lower power consumption.

Ultra 9 285K, on the other hand, has a 708.1% higher aggregate performance score, an age advantage of 7 years, 500% more physical cores and 200% more threads, and a 366.7% more advanced lithography process.

The Core Ultra 9 285K is our recommended choice as it beats the Xeon W-2123 in performance tests.

Be aware that Xeon W-2123 is a server/workstation processor while Core Ultra 9 285K is a desktop one.


Should you still have questions on choice between Xeon W-2123 and Core Ultra 9 285K, ask them in Comments section, and we shall answer.

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Intel Xeon W-2123
Xeon W-2123
Intel Core Ultra 9 285K
Core Ultra 9 285K

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Community ratings

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Questions & comments

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