EPYC 9555P vs Xeon Platinum 8558P

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Primary details

Comparing Xeon Platinum 8558P and EPYC 9555P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
Market segmentServerServer
Architecture codenameEmerald Rapids (2023)Turin (2024)
Release date14 December 2023 (1 year ago)10 October 2024 (less than a year ago)
Launch price (MSRP)$6,759$7,983

Detailed specifications

Xeon Platinum 8558P and EPYC 9555P 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 cores48 (Octatetraconta-Core)64 (Tetrahexaconta-Core)
Threads96128
Base clock speed2.7 GHz3.2 GHz
Boost clock speed4 GHz4.4 GHz
L1 cache80 KB (per core)80 KB (per core)
L2 cache2 MB (per core)1 MB (per core)
L3 cache260 MB (shared)256 MB (shared)
Chip lithographyIntel 7 nm4 nm
Die size2x 763 mm28x 70.6 mm2
Maximum case temperature (TCase)81 °Cno data
Number of transistorsno data66,520 million
64 bit support++

Compatibility

Information on Xeon Platinum 8558P and EPYC 9555P 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 configuration21
SocketFCLGA4677SP5
Power consumption (TDP)350 Watt360 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8558P and EPYC 9555P. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512no data
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)+no data
Speed Shift+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX+-
Precision Boost 2no data+
Deep Learning Boost+-

Security technologies

Xeon Platinum 8558P and EPYC 9555P technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data
SGXYes with Intel® SPSno data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8558P and EPYC 9555P are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8558P and EPYC 9555P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5 @ 5600 MT/s (1 DPC)DDR5
Maximum memory size4 TBno data
Max memory channels8no data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AN/A

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8558P and EPYC 9555P.

PCIe version5.05.0
PCI Express lanes80128

Pros & cons summary


Recency 14 December 2023 10 October 2024
Physical cores 48 64
Threads 96 128
Power consumption (TDP) 350 Watt 360 Watt

Xeon Platinum 8558P has 2.9% lower power consumption.

EPYC 9555P, on the other hand, has an age advantage of 9 months, and 33.3% more physical cores and 33.3% more threads.

We couldn't decide between Xeon Platinum 8558P and EPYC 9555P. We've got no test results to judge.


Should you still have questions on choice between Xeon Platinum 8558P and EPYC 9555P, ask them in Comments section, and we shall answer.

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Intel Xeon Platinum 8558P
Xeon Platinum 8558P
AMD EPYC 9555P
EPYC 9555P

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