Intel Xeon E5-1660 v4 vs Intel Xeon D-2146NT

Comparative analysis of Intel Xeon E5-1660 v4 and Intel Xeon D-2146NT 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Xeon E5-1660 v4

Intel Xeon D-2146NT

Differences

Reasons to consider the Intel Xeon E5-1660 v4

Around 27% higher clock speed: 3.80 GHz vs 3.00 GHz
3x more maximum memory size: 1.5 TB vs 512 GB
Around 22% better performance in PassMark - Single thread mark: 2204 vs 1802
Around 16% better performance in PassMark - CPU mark: 13614 vs 11736

Specifications (specs)
Maximum frequency	3.80 GHz vs 3.00 GHz
Maximum memory size	1.5 TB vs 512 GB
Benchmarks
PassMark - Single thread mark	2204 vs 1802
PassMark - CPU mark	13614 vs 11736

Reasons to consider the Intel Xeon D-2146NT

Around 75% lower typical power consumption: 80 Watt vs 140 Watt

Thermal Design Power (TDP)	80 Watt vs 140 Watt

Compare benchmarks

CPU 1: Intel Xeon E5-1660 v4
CPU 2: Intel Xeon D-2146NT

PassMark - Single thread mark

CPU 1

CPU 2

2204

1802

PassMark - CPU mark

CPU 1

CPU 2

13614

11736

Name	Intel Xeon E5-1660 v4	Intel Xeon D-2146NT
PassMark - Single thread mark	2204	1802
PassMark - CPU mark	13614	11736
Geekbench 4 - Single Core	888
Geekbench 4 - Multi-Core	6851

Compare specifications (specs)

	Intel Xeon E5-1660 v4	Intel Xeon D-2146NT
Essentials
Architecture codename	Broadwell	Skylake
Launch date	Q2'16	Q1'18
Place in performance rating	1249	1255
Processor Number	E5-1660V4	D-2146NT
Series	Intel® Xeon® Processor E5 v4 Family	Intel® Xeon® D Processor
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	3.20 GHz	2.30 GHz
Bus Speed	0 GT/s QPI
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	70°C
Maximum frequency	3.80 GHz	3.00 GHz
Number of cores	8	8
Number of QPI Links	0
Number of threads	16	16
Number of Ultra Path Interconnect (UPI) Links		0
Memory
Max memory channels	4	4
Maximum memory bandwidth	76.8 GB/s
Maximum memory size	1.5 TB	512 GB
Supported memory types	DDR4 1600/1866/2133/2400	DDR4
Supported memory frequency		2133 MHz
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	45mm x 52.5mm
Sockets supported	FCLGA2011-3	FCBGA2518
Thermal Design Power (TDP)	140 Watt	80 Watt
Peripherals
Max number of PCIe lanes	40	32
PCI Express revision	3.0	3.0
PCIe configurations	x4, x8, x16	>
Scalability	1S Only	1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Intel® Memory Protection Extensions (Intel® MPX)
Intel® Software Guard Extensions (Intel® SGX)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX2	Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)	46-bit
Thermal Monitoring
Integrated Intel® QuickAssist Technology
Intel® Optane™ Memory Supported
Intel® Volume Management Device (VMD)
Number of AVX-512 FMA Units		1
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)