Xeon D-1846 vs Atom Z2420

Primary details

Comparing Atom Z2420 and Xeon D-1846 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Architecture codename	Saltwell	no data
Release date	1 January 2013 (11 years ago)	1 October 2023 (less than a year ago)
Current price	$32	no data

Detailed specifications

Atom Z2420 and Xeon D-1846 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	1 (Single-Core)	10 (Deca-Core)
Threads	2	20
Base clock speed	no data	2 GHz
Boost clock speed	1.2 GHz	3.1 GHz
L1 cache	64K (per core)	no data
L2 cache	512K (per core)	no data
L3 cache	0 KB	15360 KB
Chip lithography	32 nm	no data
Die size	65 mm2	no data
Maximum core temperature	90 °C	no data
Number of transistors	140 million	no data
64 bit support	-	+
Windows 11 compatibility	-	no data
Unlocked multiplier	No	No

Compatibility

Information on Atom Z2420 and Xeon D-1846 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	no data
Socket	FC-MB4617	FCBGA2227
Power consumption (TDP)	3 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z2420 and Xeon D-1846. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE, Intel® SSE2, Intel® SSE3	Intel® AVX-512
AES-NI	no data	+
Enhanced SpeedStep (EIST)	+	+
QuickAssist	no data	-
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	+	+
Idle States	+	no data
Thermal Monitoring	+	+
PAE	32 Bit	no data
GPIO	152	no data
Status	Discontinued	Launched

Security technologies

Atom Z2420 and Xeon D-1846 technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	-
EDB	+	+
SGX	no data	Yes with Intel® SPS

Virtualization technologies

Virtual machine speed-up technologies supported by Atom Z2420 and Xeon D-1846 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom Z2420 and Xeon D-1846. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR2	DDR4
Maximum memory size	1 GB	256 GB
Max memory channels	2	2
Maximum memory bandwidth	6.4 GB/s	no data
ECC memory support	no data	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

PowerVR SGX540 (400 MHz)

no data

Graphics interfaces

Available interfaces and connections of Atom Z2420 and Xeon D-1846 integrated GPUs.

Number of displays supported

2

no data

Peripherals

Specifications and connection of peripherals supported by Atom Z2420 and Xeon D-1846.

PCIe version	no data	4.0
PCI Express lanes	no data	16
USB revision	2.0 OTG	3.0
Max number of SATA 6 Gb/s Ports	no data	24
Number of USB ports	1	4
Integrated LAN	no data	-
UART	3	no data

Pros & cons summary

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Recency	1 January 2013	1 October 2023
Physical cores	1	10
Threads	2	20
Power consumption (TDP)	3 Watt	55 Watt

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Should you still have questions on choice between Atom Z2420 and Xeon D-1846, ask them in Comments section, and we shall answer.

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