Xeon Gold 6558Q vs Platinum 8173M

Primary details

Comparing Xeon Platinum 8173M and Xeon Gold 6558Q processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	354	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	Intel Xeon Platinum	no data
Architecture codename	Skylake (server) (2017−2018)	no data
Release date	no data	1 October 2023 (1 year ago)

Detailed specifications

Xeon Platinum 8173M and Xeon Gold 6558Q 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	28 (Octacosa-Core)	32 (Dotriaconta-Core)
Threads	56	64
Base clock speed	no data	3.2 GHz
Boost clock speed	2.1 GHz	4.1 GHz
Multiplier	21	no data
L1 cache	1.75 MB	no data
L2 cache	28 MB	no data
L3 cache	38.5 MB	60 MB
Chip lithography	14 nm	Intel 7 nm
Maximum core temperature	no data	66 °C
64 bit support	+	-
Windows 11 compatibility	-	no data

Compatibility

Information on Xeon Platinum 8173M and Xeon Gold 6558Q 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	8 (Multiprocessor)	no data
Socket	Socket P	FCLGA4677
Power consumption (TDP)	no data	350 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8173M and Xeon Gold 6558Q. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon Platinum 8173M and Xeon Gold 6558Q technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	no data	+
SGX	no data	Yes with Intel® SPS
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8173M and Xeon Gold 6558Q are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8173M and Xeon Gold 6558Q. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR5-5200
Maximum memory size	1,536 GB	4 TB
Max memory channels	6	8
Maximum memory bandwidth	128.001 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8173M and Xeon Gold 6558Q.

PCIe version	3.0	5.0
PCI Express lanes	48	80

Pros & cons summary

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Physical cores	28	32
Threads	56	64

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