Intel Xeon E5-4640 v4 vs Intel Xeon D-1518

Comparative analysis of Intel Xeon E5-4640 v4 and Intel Xeon D-1518 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 E5-4640 v4

Intel Xeon D-1518

Differences

Reasons to consider the Intel Xeon E5-4640 v4

8 more cores, run more applications at once: 12 vs 4
16 more threads: 24 vs 8
Around 18% higher clock speed: 2.60 GHz vs 2.20 GHz
12x more maximum memory size: 1.5 TB vs 128 GB
Around 15% better performance in PassMark - Single thread mark: 1573 vs 1364
5x better performance in PassMark - CPU mark: 22559 vs 4532

Specifications (specs)
Number of cores	12 vs 4
Number of threads	24 vs 8
Maximum frequency	2.60 GHz vs 2.20 GHz
Maximum memory size	1.5 TB vs 128 GB
Max number of CPUs in a configuration	4 vs 1
Benchmarks
PassMark - Single thread mark	1573 vs 1364
PassMark - CPU mark	22559 vs 4532

Reasons to consider the Intel Xeon D-1518

3x lower typical power consumption: 35 Watt vs 105 Watt

Thermal Design Power (TDP)	35 Watt vs 105 Watt

Compare benchmarks

CPU 1: Intel Xeon E5-4640 v4
CPU 2: Intel Xeon D-1518

PassMark - Single thread mark

CPU 1

CPU 2

1573

1364

PassMark - CPU mark

CPU 1

CPU 2

22559

4532

Name	Intel Xeon E5-4640 v4	Intel Xeon D-1518
PassMark - Single thread mark	1573	1364
PassMark - CPU mark	22559	4532
Geekbench 4 - Single Core		2123
Geekbench 4 - Multi-Core		7908

Compare specifications (specs)

	Intel Xeon E5-4640 v4	Intel Xeon D-1518
Essentials
Architecture codename	Broadwell	Broadwell
Launch date	Q2'16	Q4'15
Place in performance rating	1199	1207
Processor Number	E5-4640V4	D-1518
Series	Intel® Xeon® Processor E5 v4 Family	Intel® Xeon® D Processor
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.10 GHz	2.20 GHz
Bus Speed	8 GT/s QPI
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	80
Maximum frequency	2.60 GHz	2.20 GHz
Number of cores	12	4
Number of QPI Links	2
Number of threads	24	8
Memory
Max memory channels	4	2
Maximum memory bandwidth	68 GB/s
Maximum memory size	1.5 TB	128 GB
Supported memory types	DDR4	DDR4, DDR3
Supported memory frequency		2133 MHz
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	4	1
Package Size	45mm x 52.5mm	37.5mm x 37.5mm
Sockets supported	FCLGA2011-3	FCBGA1667
Thermal Design Power (TDP)	105 Watt	35 Watt
Peripherals
Max number of PCIe lanes	40	32
PCI Express revision	3.0	2.0/3.0
PCIe configurations	x4, x8, x16	x4 x8 x16
Scalability	4S	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® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX2	Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Instruction Replay Technology
Intel® TSX-NI
Intel® Turbo Boost technology
Physical Address Extensions (PAE)	46-bit
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)