Intel Xeon D-1540 vs Intel Xeon W-2145

Comparative analysis of Intel Xeon D-1540 and Intel Xeon W-2145 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-1540

Intel Xeon W-2145

Differences

Reasons to consider the Intel Xeon D-1540

Around 14% higher maximum core temperature: 80°C vs 70
3.1x lower typical power consumption: 45 Watt vs 140 Watt
Around 82% better performance in Geekbench 4 - Single Core: 1980 vs 1088
Around 41% better performance in Geekbench 4 - Multi-Core: 11725 vs 8333

Specifications (specs)
Maximum core temperature	80°C vs 70
Thermal Design Power (TDP)	45 Watt vs 140 Watt
Benchmarks
Geekbench 4 - Single Core	1980 vs 1088
Geekbench 4 - Multi-Core	11725 vs 8333

Reasons to consider the Intel Xeon W-2145

Around 73% higher clock speed: 4.50 GHz vs 2.60 GHz
4x more maximum memory size: 512 GB vs 128 GB
Around 61% better performance in PassMark - Single thread mark: 2597 vs 1617
Around 81% better performance in PassMark - CPU mark: 18187 vs 10025

Specifications (specs)
Maximum frequency	4.50 GHz vs 2.60 GHz
Maximum memory size	512 GB vs 128 GB
Benchmarks
PassMark - Single thread mark	2597 vs 1617
PassMark - CPU mark	18187 vs 10025

Compare benchmarks

CPU 1: Intel Xeon D-1540
CPU 2: Intel Xeon W-2145

PassMark - Single thread mark

CPU 1

CPU 2

1617

2597

PassMark - CPU mark

CPU 1

CPU 2

10025

18187

Geekbench 4 - Single Core

CPU 1

CPU 2

1980

1088

Geekbench 4 - Multi-Core

CPU 1

CPU 2

11725

8333

Name	Intel Xeon D-1540	Intel Xeon W-2145
PassMark - Single thread mark	1617	2597
PassMark - CPU mark	10025	18187
Geekbench 4 - Single Core	1980	1088
Geekbench 4 - Multi-Core	11725	8333

Compare specifications (specs)

	Intel Xeon D-1540	Intel Xeon W-2145
Essentials
Architecture codename	Broadwell	Skylake
Launch date	Q1'15	Q3'17
Place in performance rating	1006	1018
Processor Number	D-1540	W-2145
Series	Intel® Xeon® D Processor	Intel® Xeon® W Processor
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.00 GHz	3.70 GHz
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	80°C	70
Maximum frequency	2.60 GHz	4.50 GHz
Number of cores	8	8
Number of threads	16	16
Bus Speed		0 GT/s QPI
Number of QPI Links		0
Number of Ultra Path Interconnect (UPI) Links		0
Memory
Max memory channels	2	4
Maximum memory size	128 GB	512 GB
Supported memory frequency	2133 MHz
Supported memory types	DDR4	DDR4 1600/1866/2133/2400/2666
Maximum memory bandwidth		85.3 GB/s
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	45mm x 52.5mm
Sockets supported	FCBGA1667	FCLGA2066
Thermal Design Power (TDP)	45 Watt	140 Watt
Peripherals
Integrated LAN
Max number of PCIe lanes	32	48
Number of USB ports	8
PCI Express revision	2.0/3.0	3.0
PCIe configurations	x4 x8 x16	x4, x8, x16
Scalability	1S Only	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
Intel® Memory Protection Extensions (Intel® MPX)
Intel® Software Guard Extensions (Intel® SGX)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
General-Purpose Input/Output (GPIO)
Idle States
Instruction set extensions	Intel® AVX2	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Thermal Monitoring
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Optane™ Memory Supported
Intel® Volume Management Device (VMD)
Intel® vPro™ Platform Eligibility
Number of AVX-512 FMA Units		2
Physical Address Extensions (PAE)		46-bit
Speed Shift technology
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)