Intel Xeon D-1581 vs Intel Xeon E5-2696 v3

Comparative analysis of Intel Xeon D-1581 and Intel Xeon E5-2696 v3 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, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), 3DMark Fire Strike - Physics Score.

Intel Xeon D-1581

Intel Xeon E5-2696 v3

Differences

Reasons to consider the Intel Xeon D-1581

A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm

Manufacturing process technology	14 nm vs 22 nm

Reasons to consider the Intel Xeon E5-2696 v3

Around 13% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 13% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 88% more L3 cache; more data can be stored in the L3 cache for quick access later

L1 cache	1.125 MB vs 1 MB
L2 cache	4.5 MB vs 4 MB
L3 cache	45 MB vs 24 MB
Max number of CPUs in a configuration	2 vs 1

Compare benchmarks

CPU 1: Intel Xeon D-1581
CPU 2: Intel Xeon E5-2696 v3

Name	Intel Xeon D-1581	Intel Xeon E5-2696 v3
PassMark - Single thread mark	1482
PassMark - CPU mark	13282
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		13.442
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		209.959
CompuBench 1.5 Desktop - T-Rex (Frames/s)		1.343
CompuBench 1.5 Desktop - Video Composition (Frames/s)		8.446
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		27.642
3DMark Fire Strike - Physics Score		6829

Compare specifications (specs)

	Intel Xeon D-1581	Intel Xeon E5-2696 v3
Essentials
Architecture codename	Broadwell	Haswell-EP
Launch date	Feb 2016	Q4'14
Place in performance rating	1360	1349
Processor Number	D-1581	E5-2696 v3
Series	Intel Xeon D Processor
Status	Launched
Vertical segment	Server	Server
Family		Intel Xeon E5-2600 v3
Performance
64 bit support
Base frequency	1.80 GHz	2300 MHz
L1 cache	1 MB	1.125 MB
L2 cache	4 MB	4.5 MB
L3 cache	24 MB	45 MB
Manufacturing process technology	14 nm	22 nm
Maximum frequency	2.40 GHz
Bus Speed		5 GT/s DMI
Number of cores		18
Number of threads		36
Memory
Max memory channels	2	2
Maximum memory size	128 GB
Supported memory frequency	2133 MHz
Supported memory types	DDR4, DDR3	DDR4
Compatibility
Max number of CPUs in a configuration	1	2
Package Size	37.5 mm x 37.5 mm
Sockets supported	FCBGA1667	LGA2011-3 (R3)
Thermal Design Power (TDP)	65 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)
Advanced Technologies
Enhanced Intel SpeedStep® technology
General-Purpose Input/Output (GPIO)
Idle States
Instruction set extensions	Intel AVX2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)