Xeon D-2123IT vs D-1528

General info

Comparing Xeon D-1528 and Xeon D-2123IT processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1246	1256
Place by popularity	not in top-100	not in top-100
Value for money	0.48	3.06
Market segment	Server	Server
Series	Intel Xeon D	Intel Xeon D
Architecture codename	Broadwell (2015−2019)	Skylake (server) (2017−2019)
Release date	1 November 2015 (8 years ago)	7 February 2018 (6 years ago)
Launch price (MSRP)	$320	$213
Current price	$976 (3.1x MSRP)	$700 (3.3x MSRP)

Value for money

Performance per price, higher is better.

Xeon D-2123IT has 538% better value for money than Xeon D-1528.

Technical specs

Xeon D-1528 and Xeon D-2123IT 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)	4 (Quad-Core)
Threads	12	8
Base clock speed	1.9 GHz	2.2 GHz
Boost clock speed	2.5 GHz	3 GHz
Bus support	no data	4 × 8 GT/s
L1 cache	64K (per core)	256 KB
L2 cache	256K (per core)	4 MB
L3 cache	1.5 MB (per core)	8.25 MB
Chip lithography	14 nm	14 nm
Die size	246.24 mm2	no data
Maximum case temperature (TCase)	80 °C	no data
Number of transistors	3,200 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Xeon D-1528 and Xeon D-2123IT 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	FCBGA1667	FCBGA2518
Power consumption (TDP)	35 Watt	60 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon D-1528 and Xeon D-2123IT. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
QuickAssist	no data	-
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Idle States	+	+
Thermal Monitoring	+	+
GPIO	+	no data
Turbo Boost Max 3.0	no data	-
Status	Launched	Launched

Security technologies

Xeon D-1528 and Xeon D-2123IT technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon D-1528 and Xeon D-2123IT are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon D-1528 and Xeon D-2123IT. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4, DDR3	DDR4
Maximum memory size	128 GB	512 GB
Max memory channels	2	4
Maximum memory bandwidth	34.124 GB/s	76.805 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon D-1528 and Xeon D-2123IT.

PCIe version	2.0/3.0	3.0
PCI Express lanes	32	32
USB revision	2.0/3.0	no data
Total number of SATA ports	6	no data
Number of USB ports	4	no data
Integrated LAN	+	no data
UART	+	no data

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-1528 outperforms D-2123IT by 2% based on our aggregated benchmark results.

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Advantages and disadvantages

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Performance score	4.39	4.32
Recency	1 November 2015	7 February 2018
Physical cores	6	4
Threads	12	8
Cost	$320	$213
Power consumption (TDP)	35 Watt	60 Watt

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Should you still have questions on choice between Xeon D-1528 and Xeon D-2123IT, ask them in Comments section, and we shall answer.

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