Xeon Platinum 8558P vs i7-870S

Primary details

Comparing Core i7-870S and Xeon Platinum 8558P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2025	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Server
Power efficiency	2.01	no data
Architecture codename	Lynnfield (2009−2010)	Emerald Rapids (2023)
Release date	19 July 2010 (14 years ago)	14 December 2023 (less than a year ago)
Launch price (MSRP)	no data	$6,759

Detailed specifications

Core i7-870S 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	2.66 GHz	2.7 GHz
Boost clock speed	3.6 GHz	4 GHz
Bus rate	2.5 GT/s	no data
L1 cache	64 KB (per core)	80 KB (per core)
L2 cache	256 KB (per core)	2 MB (per core)
L3 cache	8 MB (shared)	260 MB (shared)
Chip lithography	45 nm	Intel 7 nm
Die size	296 mm2	2x 763 mm2
Maximum case temperature (TCase)	no data	81 °C
Number of transistors	774 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Core i7-870S 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	2
Socket	FCLGA1156,LGA1156	FCLGA4677
Power consumption (TDP)	82 Watt	350 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-870S and Xeon Platinum 8558P. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	-	+
AVX	-	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	1.0	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	no data
Demand Based Switching	-	no data
PAE	36 Bit	no data
Deep Learning Boost	-	+

Security technologies

Core i7-870S and Xeon Platinum 8558P technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-870S and Xeon Platinum 8558P are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-870S and Xeon Platinum 8558P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5 @ 5600 MT/s (1 DPC)
Maximum memory size	16 GB	4 TB
Max memory channels	2	8
Maximum memory bandwidth	21 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 Core i7-870S and Xeon Platinum 8558P.

PCIe version	2.0	5.0
PCI Express lanes	16	80

Pros & cons summary

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Recency	19 July 2010	14 December 2023
Physical cores	4	48
Threads	8	96
Power consumption (TDP)	82 Watt	350 Watt

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Should you still have questions on choice between Core i7-870S and Xeon Platinum 8558P, ask them in Comments section, and we shall answer.

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