Xeon Platinum 8558P vs D-2123IT

Primary details

Comparing Xeon D-2123IT and Xeon Platinum 8558P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1376	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	11.44	no data
Market segment	Server	Server
Series	Intel Xeon D	no data
Power efficiency	6.63	no data
Architecture codename	Skylake (server) (2017−2019)	Emerald Rapids (2023)
Release date	7 February 2018 (6 years ago)	14 December 2023 (less than a year ago)
Launch price (MSRP)	$213	$6,759

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon D-2123IT and Xeon Platinum 8558P 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 cores	4 (Quad-Core)	48 (Octatetraconta-Core)
Threads	8	96
Base clock speed	2.2 GHz	2.7 GHz
Boost clock speed	3 GHz	4 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	22	no data
L1 cache	256 KB	80 KB (per core)
L2 cache	4 MB	2 MB (per core)
L3 cache	8.25 MB	260 MB (shared)
Chip lithography	14 nm	Intel 7 nm
Die size	no data	2x 763 mm2
Maximum case temperature (TCase)	no data	81 °C
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Xeon D-2123IT and Xeon Platinum 8558P 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 configuration	1 (Uniprocessor)	2
Socket	FCBGA2518	FCLGA4677
Power consumption (TDP)	60 Watt	350 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon D-2123IT and Xeon Platinum 8558P. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2, Intel® AVX-512	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
QuickAssist	-	no data
Speed Shift	no data	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Idle States	+	no data
Thermal Monitoring	+	-
Turbo Boost Max 3.0	-	no data
Deep Learning Boost	-	+

Security technologies

Xeon D-2123IT and Xeon Platinum 8558P technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	no data
MPX	+	-
SGX	-	Yes with Intel® SPS
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon D-2123IT and Xeon Platinum 8558P are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon D-2123IT and Xeon Platinum 8558P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5 @ 5600 MT/s (1 DPC)
Maximum memory size	512 GB	4 TB
Max memory channels	4	8
Maximum memory bandwidth	76.805 GB/s	no data
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon D-2123IT and Xeon Platinum 8558P.

PCIe version	3.0	5.0
PCI Express lanes	32	80

Pros & cons summary

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Recency	7 February 2018	14 December 2023
Physical cores	4	48
Threads	8	96
Power consumption (TDP)	60 Watt	350 Watt

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Should you still have questions on choice between Xeon D-2123IT and Xeon Platinum 8558P, ask them in Comments section, and we shall answer.

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