Xeon E-2456 vs i5-8420T

Primary details

Comparing Core i5-8420T and Xeon E-2456 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	469
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	92.83
Market segment	Desktop processor	Server
Series	Intel Core i5	no data
Power efficiency	no data	17.70
Architecture codename	Coffee Lake (2017−2019)	Raptor Lake-S (2023−2024)
Release date	1 September 2018 (6 years ago)	14 December 2023 (less than a year ago)
Launch price (MSRP)	no data	$375

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i5-8420T 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	6 (Hexa-Core)	6 (Hexa-Core)
Threads	6	12
Base clock speed	1.8 GHz	3.3 GHz
Boost clock speed	3.4 GHz	5.1 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	16 GT/s
L1 cache	64K (per core)	80 KB (per core)
L2 cache	256K (per core)	1.25 MB (per core)
L3 cache	9 MB (shared)	18 MB (shared)
Chip lithography	14 nm	Intel 7 nm
Die size	126 mm2	163 mm2
Maximum core temperature	no data	100 °C
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Core i5-8420T 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	1 (Uniprocessor)	1
Socket	1151	FCLGA1700
Power consumption (TDP)	35 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-8420T and Xeon E-2456. You'll probably need this information if you require some particular technology.

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

Security technologies

Core i5-8420T and Xeon E-2456 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-8420T and Xeon E-2456 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-8420T and Xeon E-2456. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Dual-channel	DDR5-4800
Maximum memory size	64 GB	128 GB
Max memory channels	2	2
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 i5-8420T and Xeon E-2456.

PCIe version	3.0	5
PCI Express lanes	no data	16

Pros & cons summary

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Recency	1 September 2018	14 December 2023
Threads	6	12
Power consumption (TDP)	35 Watt	80 Watt

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Should you still have questions on choice between Core i5-8420T and Xeon E-2456, ask them in Comments section, and we shall answer.

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