Xeon Platinum 8558U vs EPYC 7643P

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Primary details

Comparing EPYC 7643P and Xeon Platinum 8558U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking36not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation15.45no data
Market segmentServerServer
Power efficiency20.47no data
Architecture codenameMilan (2021−2023)Emerald Rapids (2023)
Release date5 September 2023 (1 year ago)14 December 2023 (1 year ago)
Launch price (MSRP)$2,722$3,720

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

EPYC 7643P and Xeon Platinum 8558U 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)48 (Octatetraconta-Core)
Threads9696
Base clock speed2.3 GHz2 GHz
Boost clock speed3.6 GHz4 GHz
L1 cache64 KB (per core)80 KB (per core)
L2 cache512 KB (per core)2 MB (per core)
L3 cache256 MB (shared)260 MB (shared)
Chip lithography7 nmIntel 7 nm
Die size8x 81 mm22x 763 mm2
Maximum case temperature (TCase)no data78 °C
Number of transistors33,200 millionno data
64 bit support-+

Compatibility

Information on EPYC 7643P and Xeon Platinum 8558U 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
SocketSP3FCLGA4677
Power consumption (TDP)225 Watt300 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7643P and Xeon Platinum 8558U. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI++
AVX++
vProno data+
Enhanced SpeedStep (EIST)no data+
Speed Shiftno data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Precision Boost 2+no data
Deep Learning Boost-+

Security technologies

EPYC 7643P and Xeon Platinum 8558U technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
SGXno dataYes with Intel® SPS
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7643P and Xeon Platinum 8558U are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7643P and Xeon Platinum 8558U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5 @ 4800 MT/s (1 DPC)
Maximum memory sizeno data4 TB
Max memory channelsno data8
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 EPYC 7643P and Xeon Platinum 8558U.

PCIe version4.05.0
PCI Express lanes12880

Pros & cons summary


Recency 5 September 2023 14 December 2023
Power consumption (TDP) 225 Watt 300 Watt

EPYC 7643P has 33.3% lower power consumption.

Xeon Platinum 8558U, on the other hand, has an age advantage of 3 months.

We couldn't decide between EPYC 7643P and Xeon Platinum 8558U. We've got no test results to judge.


Should you still have questions on choice between EPYC 7643P and Xeon Platinum 8558U, ask them in Comments section, and we shall answer.

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AMD EPYC 7643P
EPYC 7643P
Intel Xeon Platinum 8558U
Xeon Platinum 8558U

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