Intel Xeon Phi 3120A vs Intel Xeon Phi 31S1P

Comparative analysis of Intel Xeon Phi 3120A and Intel Xeon Phi 31S1P processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization.

Intel Xeon Phi 3120A

Intel Xeon Phi 31S1P

Differences

Reasons to consider the Intel Xeon Phi 31S1P

Around 11% lower typical power consumption: 270 Watt vs 300 Watt

Thermal Design Power (TDP)	270 Watt vs 300 Watt

Compare specifications (specs)

	Intel Xeon Phi 3120A	Intel Xeon Phi 31S1P
Essentials
Architecture codename	Knights Corner	Knights Corner
Launch date	June 2013	June 2013
Place in performance rating	not rated	not rated
Processor Number	3120A
Series	Intel® Xeon Phi™ x100 Product Family
Status	Discontinued
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	1.10 GHz
Die size	350 mm	350 mm
L1 cache	32 KB (per core)	32 KB (per core)
L2 cache	512 KB (per core)	512 KB (per core)
Manufacturing process technology	22 nm	22 nm
Maximum frequency	1.1 GHz	1.1 GHz
Number of cores	57	57
Transistor count	5000 million	5000 million
Memory
Max memory channels	12
Maximum memory bandwidth	240 GB/s
Maximum memory size	6 GB
Supported memory types	DDR3, DDR4	DDR3, DDR4
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Thermal Design Power (TDP)	300 Watt	270 Watt
Peripherals
PCI Express revision	2.0
Security & Reliability
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Instruction set extensions	Intel® IMCI
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)