Xeon w7-3555 vs i7-7820X

Primary details

Comparing Core i7-7820X and Xeon w7-3555 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	712	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.37	no data
Market segment	Desktop processor	Server
Series	Intel Core i7	no data
Power efficiency	7.31	no data
Architecture codename	Skylake (server) (2017−2019)	Sapphire Rapids (2023−2024)
Release date	30 May 2017 (7 years ago)	24 August 2024 (less than a year ago)
Launch price (MSRP)	$599	$2,339

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-7820X and Xeon w7-3555 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)	28 (Octacosa-Core)
Threads	16	56
Base clock speed	3.6 GHz	2.7 GHz
Boost clock speed	4.5 GHz	4.8 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	36	no data
L1 cache	512 KB	80 KB (per core)
L2 cache	8 MB	2 MB (per core)
L3 cache	11 MB (shared)	75 MB
Chip lithography	14 nm	Intel 7 nm
Die size	no data	4x 477 mm2
Maximum core temperature	99 °C	no data
Maximum case temperature (TCase)	72 °C	78 °C
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	+	-

Compatibility

Information on Core i7-7820X and Xeon w7-3555 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)	1
Socket	FCLGA2066	FCLGA4677
Power consumption (TDP)	140 Watt	325 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7820X and Xeon w7-3555. 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® SSE4.1, Intel® AMX, Intel® SSE4.2, 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	+	+
Deep Learning Boost	-	+

Security technologies

Core i7-7820X and Xeon w7-3555 technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	+	+
SGX	no data	-
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7820X and Xeon w7-3555 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 w7-3555. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR5-4800
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 w7-3555.

PCIe version	3.0	5.0
PCI Express lanes	28	112

Pros & cons summary

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Recency	30 May 2017	24 August 2024
Physical cores	8	28
Threads	16	56
Power consumption (TDP)	140 Watt	325 Watt

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Should you still have questions on choice between Core i7-7820X and Xeon w7-3555, ask them in Comments section, and we shall answer.

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