Intel Xeon D-2123IT vs Intel Xeon D-1548

Comparative analysis of Intel Xeon D-2123IT and Intel Xeon D-1548 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Xeon D-2123IT

Intel Xeon D-1548

Differences

Reasons to consider the Intel Xeon D-2123IT

Around 15% higher clock speed: 3.00 GHz vs 2.60 GHz
4x more maximum memory size: 512 GB vs 128 GB
Around 5% better performance in PassMark - Single thread mark: 1725 vs 1647

Specifications (specs)
Maximum frequency	3.00 GHz vs 2.60 GHz
Maximum memory size	512 GB vs 128 GB
Benchmarks
PassMark - Single thread mark	1725 vs 1647

Reasons to consider the Intel Xeon D-1548

4 more cores, run more applications at once: 8 vs 4
8 more threads: 16 vs 8
Around 33% lower typical power consumption: 45 Watt vs 60 Watt
Around 36% better performance in PassMark - CPU mark: 9075 vs 6676

Specifications (specs)
Number of cores	8 vs 4
Number of threads	16 vs 8
Thermal Design Power (TDP)	45 Watt vs 60 Watt
Benchmarks
PassMark - CPU mark	9075 vs 6676

Compare benchmarks

CPU 1: Intel Xeon D-2123IT
CPU 2: Intel Xeon D-1548

PassMark - Single thread mark

CPU 1

CPU 2

1725

1647

PassMark - CPU mark

CPU 1

CPU 2

6676

9075

Name	Intel Xeon D-2123IT	Intel Xeon D-1548
PassMark - Single thread mark	1725	1647
PassMark - CPU mark	6676	9075

Compare specifications (specs)

	Intel Xeon D-2123IT	Intel Xeon D-1548
Essentials
Architecture codename	Skylake	Broadwell
Launch date	Q1'18	Q4'15
Place in performance rating	1423	1424
Processor Number	D-2123IT	D-1548
Series	Intel® Xeon® D Processor	Intel® Xeon® D Processor
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.20 GHz	2.00 GHz
Manufacturing process technology	14 nm	14 nm
Maximum frequency	3.00 GHz	2.60 GHz
Number of cores	4	8
Number of threads	8	16
Number of Ultra Path Interconnect (UPI) Links	0
Memory
Max memory channels	4	2
Maximum memory size	512 GB	128 GB
Supported memory frequency	2400 MHz	2400 MHz
Supported memory types	DDR4	DDR4, DDR3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Sockets supported	FCBGA2518	FCBGA1667
Thermal Design Power (TDP)	60 Watt	45 Watt
Package Size		37.5 mm x 37.5 mm
Peripherals
Max number of PCIe lanes	32	32
PCI Express revision	3.0	2.0/3.0
PCIe configurations	>	x4 x8 x16
Scalability	1S Only	1S Only
Integrated LAN
Number of USB ports		8
Total number of SATA ports		6
UART
USB revision		2.0/3.0
Security & Reliability
Execute Disable Bit (EDB)
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX2	Intel® AVX2
Integrated Intel® QuickAssist Technology
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Number of AVX-512 FMA Units	1
Thermal Monitoring
General-Purpose Input/Output (GPIO)
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)