Xeon W-2123 vs D-2143IT

Primary details

Comparing Xeon D-2143IT and Xeon W-2123 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	875	1093
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	23.26
Market segment	Server	Server
Series	Intel Xeon D	Intel Xeon W
Architecture codename	Skylake (server) (2017−2019)	Skylake (server) (2017−2019)
Release date	7 February 2018 (6 years ago)	29 August 2017 (6 years ago)
Launch price (MSRP)	$566	$294
Current price	no data	$31 (0.1x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon D-2143IT and Xeon W-2123 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)	4 (Quad-Core)
Threads	16	8
Base clock speed	2.2 GHz	3.6 GHz
Boost clock speed	3 GHz	3.9 GHz
Bus support	4 × 8 GT/s	4 × 8 GT/s
L1 cache	512 KB	64K (per core)
L2 cache	8 MB	1 MB (per core)
L3 cache	11 MB	8.25 MB (shared)
Chip lithography	14 nm	14 nm
Die size	no data	484 mm2
Maximum core temperature	no data	65 °C
Maximum case temperature (TCase)	no data	64 °C
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	No

Compatibility

Information on Xeon D-2143IT and Xeon W-2123 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	1
Socket	FCBGA2518	FCLGA2066
Power consumption (TDP)	65 Watt	120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon D-2143IT and Xeon W-2123. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2, Intel® AVX-512	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
QuickAssist	-	no data
Speed Shift	no data	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	no data	-
Demand Based Switching	no data	+
PAE	no data	46 Bit
Turbo Boost Max 3.0	-	-
Status	Launched	Discontinued

Security technologies

Xeon D-2143IT and Xeon W-2123 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	+
MPX	+	+
Identity Protection	no data	+
SGX	-	-
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon D-2143IT and Xeon W-2123 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon D-2143IT and Xeon W-2123. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400, DDR4-2666
Maximum memory size	512 GB	512 GB
Max memory channels	4	4
Maximum memory bandwidth	85.33 GB/s	85.3 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon D-2143IT and Xeon W-2123.

PCIe version	3.0	3.0
PCI Express lanes	32	48

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

D-2143IT outperforms W-2123 by 47% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	8.06	5.47
Recency	7 February 2018	29 August 2017
Physical cores	8	4
Threads	16	8
Cost	$566	$294
Power consumption (TDP)	65 Watt	120 Watt

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Should you still have questions on choice between Xeon D-2143IT and Xeon W-2123, ask them in Comments section, and we shall answer.

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