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Intel Xeon Platinum 8558P

Intel Xeon Platinum 8558P specifications and PassMark benchmark data: 3,236 single-core score, 91,879 multicore score, FCLGA4677 socket, 48 cores.

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Multicore performance
91,879
Single-core performance
3,236
Estimated price
Not listed
Processor specifications
Specifications reported by the benchmark source.
Class
Server
Socket
FCLGA4677
Base clock
2.7 GHz
Turbo clock
4 GHz
Cores
48
Threads
96
Typical TDP
350 W
Release / first seen
Q1 2025
Cache per CPU package
Multipliers show the number of cache blocks reported by the source.

No cache information is listed for this processor.

Understanding Intel Xeon Platinum 8558P

PassMark single-core and multicore scores describe different workloads. Compare each score with the same benchmark on another processor. A higher multicore score does not mean every application or game will run proportionally faster. Device cooling, memory and power settings also affect performance.

Will Intel Xeon Platinum 8558P work with my motherboard?

The source lists FCLGA4677 as the socket. Check the exact motherboard model and revision on its manufacturer's CPU support list, including the minimum BIOS version. A socket match alone does not establish compatibility. Include a new motherboard, memory and cooling in your budget when the platform changes.

Other names listed by the benchmark source: INTEL XEON PLATINUM 8558P, INTEL(R) XEON(R) PLATINUM 8558P.

How our benchmarks and CPU recommendations work

Intel Xeon Platinum 8558P comparisons

Head-to-head pages against processors in the same performance range.

Sources and data freshness

The retrieval date records when Find Me a CPU collected the source data. It is not a benchmark test date. Prices are USD estimates from the source, converted for other currencies, rather than live retailer offers. Release / first seen means the CPU first appeared on PassMark charts, not necessarily its launch date.

Benchmark scores do not predict frame rates in a particular game. Typical TDP is a specification, not measured electricity use. A matching socket does not confirm motherboard support; check the manufacturer's CPU support list and BIOS requirements.

How our data and recommendations work