Xeon Phi 3120A vs D-1540

Primary details

Comparing Xeon D-1540 and Xeon Phi 3120A processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	984	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.96	no data
Market segment	Server	Server
Series	Intel Xeon D	no data
Architecture codename	Broadwell (2015−2019)	Knights Corner (2012−2014)
Release date	9 March 2015 (9 years ago)	17 June 2013 (11 years ago)
Launch price (MSRP)	$581	no data
Current price	$570 (1x MSRP)	$1498

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon D-1540 and Xeon Phi 3120A basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	8 (Octa-Core)	57 (Heptapentaconta-Core)
Threads	16	228
Base clock speed	2 GHz	no data
Boost clock speed	2.6 GHz	1.1 GHz
L1 cache	64K (per core)	32 KB (per core)
L2 cache	256K (per core)	512 KB (per core)
L3 cache	1.5 MB (per core)	0 KB (shared)
Chip lithography	14 nm	22 nm
Die size	246.24 mm2	350 mm2
Maximum core temperature	80 °C	no data
Maximum case temperature (TCase)	80 °C	no data
Number of transistors	3,200 million	5,000 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Xeon D-1540 and Xeon Phi 3120A compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	1
Socket	FCBGA1667	PCIe x16
Power consumption (TDP)	45 Watt	300 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon D-1540 and Xeon Phi 3120A. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	no data
AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	no data
Idle States	+	no data
Thermal Monitoring	+	no data
GPIO	+	no data
Status	Launched	no data

Security technologies

Xeon D-1540 and Xeon Phi 3120A technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
Secure Key	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon D-1540 and Xeon Phi 3120A are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon D-1540 and Xeon Phi 3120A. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR3, DDR4
Maximum memory size	128 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	34.124 GB/s	no data
ECC memory support	+	no data

Peripherals

Specifications and connection of peripherals supported by Xeon D-1540 and Xeon Phi 3120A.

PCIe version	2.0/3.0	no data
PCI Express lanes	32	no data
USB revision	2.0/3.0	no data
Total number of SATA ports	6	no data
Number of USB ports	8	no data
Integrated LAN	+	no data
UART	+	no data

Pros & cons summary

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Recency	9 March 2015	17 June 2013
Physical cores	8	57
Threads	16	228
Chip lithography	14 nm	22 nm
Power consumption (TDP)	45 Watt	300 Watt

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Should you still have questions on choice between Xeon D-1540 and Xeon Phi 3120A, ask them in Comments section, and we shall answer.

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