Xeon Platinum 8558P vs i7-7820X

Primary details

Comparing Core i7-7820X and Xeon Platinum 8558P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	715	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.41	no data
Market segment	Desktop processor	Server
Series	Intel Core i7	no data
Power efficiency	7.31	no data
Architecture codename	Skylake (server) (2017−2018)	Emerald Rapids (2023)
Release date	26 June 2017 (7 years ago)	14 December 2023 (less than a year ago)
Launch price (MSRP)	$599	$6,759

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-7820X 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	8 (Octa-Core)	48 (Octatetraconta-Core)
Threads	16	96
Base clock speed	3.6 GHz	2.7 GHz
Boost clock speed	4.5 GHz	4 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	36	no data
L1 cache	64 KB (per core)	80 KB (per core)
L2 cache	1 MB (per core)	2 MB (per core)
L3 cache	11 MB (shared)	260 MB (shared)
Chip lithography	14 nm	Intel 7 nm
Die size	no data	2x 763 mm2
Maximum core temperature	99 °C	no data
Maximum case temperature (TCase)	72 °C	81 °C
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	+	-

Compatibility

Information on Core i7-7820X 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	FCLGA2066	FCLGA4677
Power consumption (TDP)	140 Watt	350 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7820X and Xeon Platinum 8558P. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512	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	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Turbo Boost Max 3.0	+	no data
Deep Learning Boost	-	+

Security technologies

Core i7-7820X and Xeon Platinum 8558P technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7820X and Xeon Platinum 8558P are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7820X and Xeon Platinum 8558P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR5 @ 5600 MT/s (1 DPC)
Maximum memory size	128 GB	4 TB
Max memory channels	4	8
Maximum memory bandwidth	85.33 GB/s	no data
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 Core i7-7820X and Xeon Platinum 8558P.

PCIe version	3.0	5.0
PCI Express lanes	28	80

Pros & cons summary

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Recency	26 June 2017	14 December 2023
Physical cores	8	48
Threads	16	96
Power consumption (TDP)	140 Watt	350 Watt

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Should you still have questions on choice between Core i7-7820X and Xeon Platinum 8558P, ask them in Comments section, and we shall answer.

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