Xeon D-1581 vs E5-2650L v3

Aggregate performance score

Xeon E5-2650L v3
2014
12 cores / 24 threads, 65 Watt
7.48
Xeon D-1581
2016
16 cores / 32 threads, 65 Watt
8.35
+11.6%

Xeon D-1581 outperforms Xeon E5-2650L v3 by a moderate 12% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5-2650L v3 and Xeon D-1581 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking975912
Place by popularitynot in top-100not in top-100
Market segmentServerServer
Seriesno dataIntel Xeon D
Power efficiency10.8912.16
Architecture codenameHaswell-EP (2014−2015)Broadwell (2015−2019)
Release date8 September 2014 (10 years ago)24 February 2016 (8 years ago)

Detailed specifications

Xeon E5-2650L v3 and Xeon D-1581 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 cores12 (Dodeca-Core)16 (Hexadeca-Core)
Threads2432
Base clock speed1.8 GHz1.8 GHz
Boost clock speed2.5 GHz2.4 GHz
Bus typeno dataDMI 2.0
Bus rate9.6 GT/sno data
Multiplierno data18
L1 cache64K (per core)64K (per core)
L2 cache256K (per core)256K (per core)
L3 cache30 MB (shared)1.5 MB (per core)
Chip lithography22 nm14 nm
Die size356 mm2306.18 mm2
Maximum core temperature64 °Cno data
Maximum case temperature (TCase)no data80 °C
Number of transistors2,600 million3,200 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Xeon E5-2650L v3 and Xeon D-1581 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 configuration21 (Uniprocessor)
SocketFCLGA2011FCBGA1667
Power consumption (TDP)65 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2650L v3 and Xeon D-1581. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVX2Intel® AVX2
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX-+
Idle States++
Thermal Monitoring++
Flex Memory Access-no data
Demand Based Switching+no data
PAE46 Bitno data
GPIOno data+

Security technologies

Xeon E5-2650L v3 and Xeon D-1581 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Key++
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2650L v3 and Xeon D-1581 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2650L v3 and Xeon D-1581. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-1600, DDR4-1866, DDR4-2133DDR4, DDR3
Maximum memory size768 GB128 GB
Max memory channels42
Maximum memory bandwidth68 GB/s34.124 GB/s
ECC memory support++

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2650L v3 and Xeon D-1581.

PCIe version3.02.0/3.0
PCI Express lanes4024
USB revisionno data2.0/3.0
Total number of SATA portsno data6
Number of USB portsno data8
Integrated LANno data+
UARTno 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.


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.

Xeon E5-2650L v3 7.48
Xeon D-1581 8.35
+11.6%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Xeon E5-2650L v3 11880
Xeon D-1581 13259
+11.6%

Gaming performance

Pros & cons summary


Performance score 7.48 8.35
Recency 8 September 2014 24 February 2016
Physical cores 12 16
Threads 24 32
Chip lithography 22 nm 14 nm

Xeon D-1581 has a 11.6% higher aggregate performance score, an age advantage of 1 year, 33.3% more physical cores and 33.3% more threads, and a 57.1% more advanced lithography process.

The Xeon D-1581 is our recommended choice as it beats the Xeon E5-2650L v3 in performance tests.


Should you still have questions on choice between Xeon E5-2650L v3 and Xeon D-1581, ask them in Comments section, and we shall answer.

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Intel Xeon E5-2650L v3
Xeon E5-2650L v3
Intel Xeon D-1581
Xeon D-1581

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Community ratings

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