i9-14900KS vs Xeon Platinum 8558

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Primary details

Comparing Xeon Platinum 8558 and Core i9-14900KS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated72
Place by popularitynot in top-10010
Market segmentServerDesktop processor
Power efficiencyno data24.74
Architecture codenameEmerald Rapids (2023)Raptor Lake-R (2023−2024)
Release date14 December 2023 (1 year ago)March 2024 (recently)
Launch price (MSRP)$4,650$689

Detailed specifications

Xeon Platinum 8558 and Core i9-14900KS 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)24 (Tetracosa-Core)
Threads9632
Base clock speed2.1 GHz3.2 GHz
Boost clock speed4 GHz5.9 GHz
L1 cache80 KB (per core)80 KB (per core)
L2 cache2 MB (per core)2 MB (per core)
L3 cache260 MB (shared)36 MB (shared)
Chip lithographyIntel 7 nmIntel 7 nm
Die size2x 763 mm2257 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)78 °Cno data
64 bit support++
Unlocked multiplier-+

Compatibility

Information on Xeon Platinum 8558 and Core i9-14900KS 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
SocketFCLGA4677FCLGA1700
Power consumption (TDP)330 Watt150 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8558 and Core i9-14900KS. 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-512Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Speed Shift++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX++
Idle Statesno data+
Thermal Monitoring-+
Turbo Boost Max 3.0no data+
Deep Learning Boost++

Security technologies

Xeon Platinum 8558 and Core i9-14900KS technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Keyno data+
SGXYes with Intel® SPSno data
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8558 and Core i9-14900KS are enumerated here.

VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8558 and Core i9-14900KS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5 @ 5200 MT/s (1 DPC)DDR5-5600, DDR4-3200
Maximum memory size4 TB192 GB
Max memory channels82
Maximum memory bandwidthno data89.6 GB/s
ECC memory support++

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AIntel UHD Graphics 770
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data1.65 GHz
Execution Unitsno data32

Graphics interfaces

Available interfaces and connections of Xeon Platinum 8558 and Core i9-14900KS integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Xeon Platinum 8558 and Core i9-14900KS integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2160 @ 60Hz
Max resolution over eDPno data5120 x 3200 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Xeon Platinum 8558 and Core i9-14900KS integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8558 and Core i9-14900KS.

PCIe version5.05.0 and 4.0
PCI Express lanes8016

Pros & cons summary


Physical cores 48 24
Threads 96 32
Power consumption (TDP) 330 Watt 150 Watt

Xeon Platinum 8558 has 100% more physical cores and 200% more threads.

i9-14900KS, on the other hand, has 120% lower power consumption.

We couldn't decide between Xeon Platinum 8558 and Core i9-14900KS. We've got no test results to judge.

Be aware that Xeon Platinum 8558 is a server/workstation processor while Core i9-14900KS is a desktop one.


Should you still have questions on choice between Xeon Platinum 8558 and Core i9-14900KS, ask them in Comments section, and we shall answer.

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Intel Xeon Platinum 8558
Xeon Platinum 8558
Intel Core i9-14900KS
Core i9-14900KS

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