Extending Intelligence to the Edge
The Intel® Xeon® processor D product family brings advanced intelligence and performance into a dense, low-power system on a chip (SoC).

A New Option for Network, Storage, and IoT Infrastructure
The Intel® Xeon® processor D-1500 product family brings the performance and advanced intelligence of Intel Xeon processors into a dense, low-power system on a chip. With enhanced reliability, availability, and serviceability features; platform storage extensions; and built-in hardware virtualization; the Intel Xeon processor D-1500 product family offers new options for optimizing a variety of workloads and infrastructure for midrange routers, network appliances, security appliances, wireless base stations, embedded midrange Internet of Things (IoT) devices, entry networking, midrange storage area network (SAN) and network attached storage (NAS) appliances, warm cloud storage, and more.

High Performance from Data Center to Network Edge

Built-in Hardware Virtualization
Enables dynamic provisioning of services as communication service providers extend network functions virtualization (NFV) to the network edge.

Intel® Platform Storage Extensions
Enables smarter and more cost-effective storage solutions through integrated technologies that accelerate data movement, help protect data, and simplify data management.

Intel x86 64-bit Software
Support for scalable performance and broad application compatibility.

Technical details
Processor cache	18432 KB
Product type	System on Chip
Supported memory types	DDR4-SDRAM, DDR3-SDRAM
Launch date	Q1'16
Status	Launched
Maximum memory	128 GB
Processor brand name	Intel Xeon
Last change	63903513
Product family	Intel Xeon Processor D Family
Memory speed (max)	2133 MHz
Servicing status	End of Servicing Updates
End of servicing updates date	Saturday, December 31, 2022
Processor
Processor family	Intel® Xeon® D
Processor cores	12
Processor socket	BGA 1667
Processor lithography	14 nm
Box	No
Cooler included	No
Processor manufacturer	Intel
Processor model	D-1557
Processor base frequency	1.5 GHz
Processor operating modes	64-bit
Component for	Server/workstation
Processor series	Intel Xeon D-1500
Processor threads	24
Processor boost frequency	2.1 GHz
Processor cache	18 MB
Processor cache type	L3
Thermal Design Power (TDP)	45 W
Stepping	Y0
Processor codename	Broadwell
Processor ARK ID	93364
Memory
Memory channels	Dual-channel
Maximum internal memory supported by processor	128 GB
Memory types supported by processor	DDR4-SDRAM, DDR3-SDRAM
ECC	Yes
Weight & dimensions
Processor package size	37.5mm x 37.5mm
Other features
Maximum internal memory	128 GB
Maximum internal memory	131072 MB
Graphics
On-board graphics card	No
Processor special features
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes
Intel® Turbo Boost Technology	2.0
Intel® AES New Instructions (Intel® AES-NI)	Yes
Enhanced Intel SpeedStep Technology	Yes
Intel Trusted Execution Technology	Yes
Intel® Turbo Boost Technology 2.0 frequency	2.1 GHz
Intel® Transactional Synchronization Extensions	Yes
Intel Enhanced Halt State	Yes
Intel VT-x with Extended Page Tables (EPT)	Yes
Intel® Secure Key	Yes
Intel TSX-NI	Yes
Intel® OS Guard	Yes
Intel 64	Yes
Intel Secure Key Technology version	1.00
Intel Virtualization Technology (VT-x)	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes
Intel TSX-NI version	1.00
Conflict-Free processor	Yes
Features
Execute Disable Bit	Yes
Idle States	Yes
Thermal Monitoring Technologies	Yes
Market segment	Server
Maximum number of PCI Express lanes	32
PCI Express slots version	2.0, 3.0
PCI Express configurations	1x16, 1x4, 1x8
Supported instruction sets	AVX 2.0
Scalability	1S
CPU configuration (max)	1
Embedded options available	Yes
Export Control Classification Number (ECCN)	5A992CN3
Commodity Classification Automated Tracking System (CCATS)	G071701++
I/O configuration
USB version	2.0/3.2 Gen 1 (3.1 Gen 1)
USB ports quantity	8
Total number of SATA connectors	6
Integrated LAN	Yes
General Purpose IO	Yes
UART	Yes
Logistics data
Harmonized System (HS) code	8542310001