Xeon D-1632 vs D-1581

Primary details

Comparing Xeon D-1581 and Xeon D-1632 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	882	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	Intel Xeon D	Intel Xeon D
Architecture codename	Broadwell (2015−2019)	Broadwell (2015−2019)
Release date	24 February 2016 (8 years ago)	2 April 2019 (5 years ago)

Detailed specifications

Xeon D-1581 and Xeon D-1632 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	16 (Hexadeca-Core)	8 (Octa-Core)
Threads	32	16
Base clock speed	1.8 GHz	1.5 GHz
Boost clock speed	2.4 GHz	2.5 GHz
Bus type	DMI 2.0	DMI 2.0
Multiplier	18	15
L1 cache	1 MB	512 KB
L2 cache	4 MB	2 MB
L3 cache	24 MB	12 MB
Chip lithography	14 nm	14 nm
Die size	306.18 mm2	246.24 mm2
Maximum core temperature	no data	105 °C
Maximum case temperature (TCase)	80 °C	no data
Number of transistors	4700 Million	3200 Million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon D-1581 and Xeon D-1632 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	FCBGA1667	FCBGA1667
Power consumption (TDP)	65 Watt	30 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon D-1581 and Xeon D-1632. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon D-1581 and Xeon D-1632 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon D-1581 and Xeon D-1632 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon D-1581 and Xeon D-1632. Depending on the motherboard, higher memory frequencies may be supported.

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

Peripherals

Specifications and connection of peripherals supported by Xeon D-1581 and Xeon D-1632.

PCIe version	2.0/3.0	2.0/3.0
PCI Express lanes	24	32
USB revision	2.0/3.0	2.0/3.0
Total number of SATA ports	6	6
Max number of SATA 6 Gb/s Ports	no data	6
Number of USB ports	8	8
Integrated LAN	+	-
UART	+	+

Pros & cons summary

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Recency	24 February 2016	2 April 2019
Physical cores	16	8
Threads	32	16
Power consumption (TDP)	65 Watt	30 Watt

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Should you still have questions on choice between Xeon D-1581 and Xeon D-1632, ask them in Comments section, and we shall answer.

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