Intel Xeon D-1531 vs Intel Xeon E5-1660

Comparative analysis of Intel Xeon D-1531 and Intel Xeon E5-1660 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 D-1531

Intel Xeon E5-1660

Differences

Reasons to consider the Intel Xeon D-1531

A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
2.9x lower typical power consumption: 45 Watt vs 130 Watt

Manufacturing process technology	14 nm vs 32 nm
Thermal Design Power (TDP)	45 Watt vs 130 Watt

Reasons to consider the Intel Xeon E5-1660

Around 44% higher clock speed: 3.90 GHz vs 2.70 GHz
2x more maximum memory size: 256 GB vs 128 GB
Around 22% better performance in PassMark - Single thread mark: 1806 vs 1482
Around 11% better performance in PassMark - CPU mark: 8413 vs 7592

Specifications (specs)
Maximum frequency	3.90 GHz vs 2.70 GHz
Maximum memory size	256 GB vs 128 GB
Benchmarks
PassMark - Single thread mark	1806 vs 1482
PassMark - CPU mark	8413 vs 7592

Compare benchmarks

CPU 1: Intel Xeon D-1531
CPU 2: Intel Xeon E5-1660

PassMark - Single thread mark

CPU 1

CPU 2

1482

1806

PassMark - CPU mark

CPU 1

CPU 2

7592

8413

Name	Intel Xeon D-1531	Intel Xeon E5-1660
PassMark - Single thread mark	1482	1806
PassMark - CPU mark	7592	8413
Geekbench 4 - Single Core		777
Geekbench 4 - Multi-Core		4774

Compare specifications (specs)

	Intel Xeon D-1531	Intel Xeon E5-1660
Essentials
Architecture codename	Broadwell	Sandy Bridge EP
Launch date	Q4'15	March 2012
Place in performance rating	1583	1600
Processor Number	D-1531	E5-1660
Series	Intel® Xeon® D Processor	Intel® Xeon® Processor E5 Family
Status	Launched	Discontinued
Vertical segment	Server	Server
Launch price (MSRP)		$290
Price now		$1,226.66
Value for money (0-100)		2.97
Performance
64 bit support
Base frequency	2.20 GHz	3.30 GHz
Manufacturing process technology	14 nm	32 nm
Maximum frequency	2.70 GHz	3.90 GHz
Number of cores	6	6
Number of threads	12	12
Bus Speed		0 QPI
Die size		435 mm
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
L3 cache		15360 KB (shared)
Maximum core temperature		64°C
Number of QPI Links		0
Transistor count		2270 million
VID voltage range		0.60V - 1.35V
Memory
Max memory channels	2	4
Maximum memory size	128 GB	256 GB
Supported memory frequency	2133 MHz
Supported memory types	DDR4, DDR3	DDR3 800/1066/1333/1600
ECC memory support
Maximum memory bandwidth		51.2 GB/s
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	52.5mm x 45.0 mm
Sockets supported	FCBGA1667	FCLGA2011
Thermal Design Power (TDP)	45 Watt	130 Watt
Peripherals
Integrated LAN
Max number of PCIe lanes	32	40
Number of USB ports	8
PCI Express revision	2.0/3.0	3.0
PCIe configurations	x4 x8 x16
Scalability	1S Only
Total number of SATA ports	6
UART
USB revision	2.0/3.0
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Intel® Identity Protection technology
Advanced Technologies
Enhanced Intel SpeedStep® technology
General-Purpose Input/Output (GPIO)
Idle States
Instruction set extensions	Intel® AVX2	Intel® AVX
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Thermal Monitoring
Intel® Advanced Vector Extensions (AVX)
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® vPro™ Platform Eligibility
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)