Xeon E5-1620 vs D-1531

Primary details

Comparing Xeon D-1531 and Xeon E5-1620 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1184	1397
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.25	4.22
Market segment	Server	Server
Series	Intel Xeon D	no data
Architecture codename	Broadwell (2015−2019)	Sandy Bridge-E (2011−2013)
Release date	1 November 2015 (8 years ago)	March 2012 (12 years ago)
Launch price (MSRP)	$348	$313
Current price	$2360 (6.8x MSRP)	$70 (0.2x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon E5-1620 has 1588% better value for money than Xeon D-1531.

Detailed specifications

Xeon D-1531 and Xeon E5-1620 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	6 (Hexa-Core)	4 (Quad-Core)
Threads	12	8
Base clock speed	2.2 GHz	3.6 GHz
Boost clock speed	2.7 GHz	3.8 GHz
L1 cache	384 KB	64 KB (per core)
L2 cache	1.5 MB	256 KB (per core)
L3 cache	9 MB	10240 KB (shared)
Chip lithography	14 nm	32 nm
Die size	246.24 mm2	294 mm2
Maximum core temperature	no data	64 °C
Maximum case temperature (TCase)	80 °C	no data
Number of transistors	3200 Million	1270 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Xeon D-1531 and Xeon E5-1620 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	FCLGA2011
Power consumption (TDP)	45 Watt	130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon D-1531 and Xeon E5-1620. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon D-1531 and Xeon E5-1620 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	no data
Identity Protection	no data	-
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon D-1531 and Xeon E5-1620 are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon D-1531 and Xeon E5-1620. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4, DDR3	DDR3
Maximum memory size	128 GB	375 GB
Max memory channels	2	4
Maximum memory bandwidth	34.124 GB/s	51.2 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon D-1531 and Xeon E5-1620.

PCIe version	2.0/3.0	3.0
PCI Express lanes	32	40
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

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

D-1531 outperforms E5-1620 by 28% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	4.84	3.79
Physical cores	6	4
Threads	12	8
Cost	$348	$313
Chip lithography	14 nm	32 nm
Power consumption (TDP)	45 Watt	130 Watt

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Should you still have questions on choice between Xeon D-1531 and Xeon E5-1620, ask them in Comments section, and we shall answer.

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