Xeon Platinum 8558 vs i5-8420T

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Primary details

Comparing Core i5-8420T and Xeon Platinum 8558 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 segmentDesktop processorServer
SeriesIntel Core i5no data
Architecture codenameCoffee Lake (2017−2019)Emerald Rapids (2023)
Release date1 September 2018 (6 years ago)14 December 2023 (1 year ago)
Launch price (MSRP)no data$4,650

Detailed specifications

Core i5-8420T and Xeon Platinum 8558 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 cores6 (Hexa-Core)48 (Octatetraconta-Core)
Threads696
Base clock speed1.8 GHz2.1 GHz
Boost clock speed3.4 GHz4 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
L1 cache64K (per core)80 KB (per core)
L2 cache256K (per core)2 MB (per core)
L3 cache9 MB (shared)260 MB (shared)
Chip lithography14 nmIntel 7 nm
Die size126 mm22x 763 mm2
Maximum case temperature (TCase)72 °C78 °C
64 bit support++
Windows 11 compatibility-no data

Compatibility

Information on Core i5-8420T and Xeon Platinum 8558 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)2
Socket1151FCLGA4677
Power consumption (TDP)35 Watt330 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-8420T and Xeon Platinum 8558. 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)++
Speed Shiftno data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Deep Learning Boost-+

Security technologies

Core i5-8420T and Xeon Platinum 8558 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 Core i5-8420T and Xeon Platinum 8558 are enumerated here.

VT-d++
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-8420T and Xeon Platinum 8558. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4 Dual-channelDDR5 @ 5200 MT/s (1 DPC)
Maximum memory size64 GB4 TB
Max memory channels28
Maximum memory bandwidth42.671 GB/sno data
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel UHD Graphics 630N/A

Peripherals

Specifications and connection of peripherals supported by Core i5-8420T and Xeon Platinum 8558.

PCIe version3.05.0
PCI Express lanesno data80

Pros & cons summary


Recency 1 September 2018 14 December 2023
Physical cores 6 48
Threads 6 96
Power consumption (TDP) 35 Watt 330 Watt

i5-8420T has 842.9% lower power consumption.

Xeon Platinum 8558, on the other hand, has an age advantage of 5 years, and 700% more physical cores and 1500% more threads.

We couldn't decide between Core i5-8420T and Xeon Platinum 8558. We've got no test results to judge.

Note that Core i5-8420T is a desktop processor while Xeon Platinum 8558 is a server/workstation one.


Should you still have questions on choice between Core i5-8420T and Xeon Platinum 8558, ask them in Comments section, and we shall answer.

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Intel Core i5-8420T
Core i5-8420T
Intel Xeon Platinum 8558
Xeon Platinum 8558

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