Xeon E-2456 vs Gold 5218B

Primary details

Comparing Xeon Gold 5218B and Xeon E-2456 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	539
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	84.01
Market segment	Server	Server
Series	Intel Xeon Gold	no data
Power efficiency	no data	16.29
Architecture codename	Cascade Lake (2019−2020)	Raptor Lake-S (2023−2024)
Release date	2 April 2019 (5 years ago)	14 December 2023 (1 year ago)
Launch price (MSRP)	$1,273	$375

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Gold 5218B and Xeon E-2456 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	16 (Hexadeca-Core)	6 (Hexa-Core)
Threads	32	12
Base clock speed	2.3 GHz	3.3 GHz
Boost clock speed	3.9 GHz	5.1 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	16 GT/s
Multiplier	23	no data
L1 cache	1 MB	80 KB (per core)
L2 cache	16 MB	1.25 MB (per core)
L3 cache	22 MB	18 MB (shared)
Chip lithography	14 nm	Intel 7 nm
Die size	no data	163 mm2
Maximum core temperature	87 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	+	no data

Compatibility

Information on Xeon Gold 5218B and Xeon E-2456 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	4 (Multiprocessor)	1
Socket	FCLGA3647	FCLGA1700
Power consumption (TDP)	125 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 5218B and Xeon E-2456. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
Turbo Boost Technology	2.0	2
Hyper-Threading Technology	+	+
TSX	+	-
Idle States	no data	+
Thermal Monitoring	-	+
Turbo Boost Max 3.0	-	-
Deep Learning Boost	+	-

Security technologies

Xeon Gold 5218B and Xeon E-2456 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	no data	+
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Gold 5218B and Xeon E-2456 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Gold 5218B and Xeon E-2456. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2667	DDR5-4800
Maximum memory size	1 TB	128 GB
Max memory channels	6	2
Maximum memory bandwidth	128.001 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 Xeon Gold 5218B and Xeon E-2456.

PCIe version	3.0	5
PCI Express lanes	48	16

Pros & cons summary

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Recency	2 April 2019	14 December 2023
Physical cores	16	6
Threads	32	12
Power consumption (TDP)	125 Watt	80 Watt

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Should you still have questions on choice between Xeon Gold 5218B and Xeon E-2456, ask them in Comments section, and we shall answer.

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