Xeon Platinum 8558 vs i7-8670T

Primary details

Comparing Core i7-8670T and Xeon Platinum 8558 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	Desktop processor	Server
Series	Intel Core i7	no data
Architecture codename	Coffee Lake (2017−2019)	Emerald Rapids (2023)
Release date	1 September 2018 (6 years ago)	14 December 2023 (less than a year ago)
Launch price (MSRP)	no data	$4,650

Detailed specifications

Core i7-8670T 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 cores	6 (Hexa-Core)	48 (Octatetraconta-Core)
Threads	12	96
Base clock speed	2.3 GHz	2.1 GHz
Boost clock speed	3.7 GHz	4 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
L1 cache	384 KB	80 KB (per core)
L2 cache	1.5 MB	2 MB (per core)
L3 cache	12 MB (shared)	260 MB (shared)
Chip lithography	14 nm	Intel 7 nm
Die size	149 mm2	2x 763 mm2
Maximum case temperature (TCase)	72 °C	78 °C
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Core i7-8670T 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 configuration	1 (Uniprocessor)	2
Socket	1151	FCLGA4677
Power consumption (TDP)	35 Watt	330 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-8670T and Xeon Platinum 8558. 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	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	no data	+
TSX	+	+
SIPP	+	-
Deep Learning Boost	-	+

Security technologies

Core i7-8670T and Xeon Platinum 8558 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 Core i7-8670T and Xeon Platinum 8558 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-8670T and Xeon Platinum 8558. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Dual-channel	DDR5 @ 5200 MT/s (1 DPC)
Maximum memory size	64 GB	4 TB
Max memory channels	2	8
Maximum memory bandwidth	42.671 GB/s	no data
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Intel UHD Graphics 630

N/A

Peripherals

Specifications and connection of peripherals supported by Core i7-8670T and Xeon Platinum 8558.

PCIe version	3.0	5.0
PCI Express lanes	no data	80

Pros & cons summary

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Recency	1 September 2018	14 December 2023
Physical cores	6	48
Threads	12	96
Power consumption (TDP)	35 Watt	330 Watt

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Should you still have questions on choice between Core i7-8670T and Xeon Platinum 8558, ask them in Comments section, and we shall answer.

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