Xeon w5-3535X vs Platinum 8558U

Primary details

Comparing Xeon Platinum 8558U and Xeon w5-3535X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Architecture codename	Emerald Rapids (2023)	Sapphire Rapids (2023−2024)
Release date	14 December 2023 (less than a year ago)	24 August 2024 (less than a year ago)
Launch price (MSRP)	$3,720	$1,689

Detailed specifications

Xeon Platinum 8558U and Xeon w5-3535X 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	48 (Octatetraconta-Core)	20 (Icosa-Core)
Threads	96	40
Base clock speed	2 GHz	2.9 GHz
Boost clock speed	4 GHz	4.8 GHz
L1 cache	80 KB (per core)	80 KB (per core)
L2 cache	2 MB (per core)	2 MB (per core)
L3 cache	260 MB (shared)	52.5 MB
Chip lithography	Intel 7 nm	Intel 7 nm
Die size	2x 763 mm2	4x 477 mm2
Maximum case temperature (TCase)	78 °C	76 °C
64 bit support	+	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon Platinum 8558U and Xeon w5-3535X 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	1
Socket	FCLGA4677	FCLGA4677
Power consumption (TDP)	300 Watt	300 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8558U and Xeon w5-3535X. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Turbo Boost Max 3.0	no data	+
Deep Learning Boost	+	+

Security technologies

Xeon Platinum 8558U and Xeon w5-3535X technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
SGX	Yes with Intel® SPS	-
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8558U and Xeon w5-3535X are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8558U and Xeon w5-3535X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5 @ 4800 MT/s (1 DPC)	DDR5-4800
Maximum memory size	4 TB	4 TB
Max memory channels	8	8
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8558U and Xeon w5-3535X.

PCIe version	5.0	5.0
PCI Express lanes	80	112

Pros & cons summary

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Recency	14 December 2023	24 August 2024
Physical cores	48	20
Threads	96	40

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Should you still have questions on choice between Xeon Platinum 8558U and Xeon w5-3535X, ask them in Comments section, and we shall answer.

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