Xeon D-1540 vs D-2141I

Primary details

Comparing Xeon D-2141I and Xeon D-1540 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	958	1058
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	9.98	2.73
Market segment	Server	Server
Series	Intel Xeon D	Intel Xeon D
Power efficiency	11.11	13.26
Architecture codename	Skylake (server) (2017−2019)	Broadwell (2015−2019)
Release date	7 February 2018 (6 years ago)	9 March 2015 (9 years ago)
Launch price (MSRP)	$555	$581

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon D-2141I has 266% better value for money than Xeon D-1540.

Detailed specifications

Xeon D-2141I and Xeon D-1540 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)	8 (Octa-Core)
Threads	16	16
Base clock speed	2.2 GHz	2 GHz
Boost clock speed	3 GHz	2.6 GHz
Bus type	DMI 3.0	DMI 2.0
Bus rate	4 × 8 GT/s	no data
Multiplier	22	20
L1 cache	512 KB	512 KB
L2 cache	8 MB	2 MB
L3 cache	11 MB	12 MB
Chip lithography	14 nm	14 nm
Die size	no data	246.24 mm2
Maximum case temperature (TCase)	no data	80 °C
Number of transistors	no data	3200 Million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon D-2141I and Xeon D-1540 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 (Uniprocessor)
Socket	FCBGA2518	FCBGA1667
Power consumption (TDP)	65 Watt	45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon D-2141I and Xeon D-1540. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2, Intel® AVX-512	Intel® AVX2
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

Security technologies

Xeon D-2141I and Xeon D-1540 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon D-2141I and Xeon D-1540 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon D-2141I and Xeon D-1540. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR4
Maximum memory size	512 GB	128 GB
Max memory channels	4	2
Maximum memory bandwidth	85.33 GB/s	34.124 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon D-2141I and Xeon D-1540.

PCIe version	3.0	2.0/3.0
PCI Express lanes	32	24
USB revision	no data	2.0/3.0
Total number of SATA ports	no data	6
Number of USB ports	no data	8
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.

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Pros & cons summary

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Performance score	7.66	6.33
Recency	7 February 2018	9 March 2015
Power consumption (TDP)	65 Watt	45 Watt

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Should you still have questions on choice between Xeon D-2141I and Xeon D-1540, ask them in Comments section, and we shall answer.

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