Intel Xeon W 2140B vs Intel Xeon D 1581

VS

Intel Xeon W-2140B

Intel Xeon D-1581

We compared two server CPUs: Intel Xeon W 2140B with 8 cores 3.2GHz and Intel Xeon D 1581 with 16 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon W 2140B 's Advantages

Released 1 years and 10 months late

Higher specification of memory (2666 vs 4)

Higher base frequency (3.2GHz vs 1.8GHz)

Larger L3 cache size (11MB vs 1.5MB)

Intel Xeon D 1581 's Advantages

Lower TDP (65W vs 120W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon W 2140B +83%

1264

Intel Xeon D 1581

690

Geekbench 6 Multi Core

Intel Xeon W 2140B +40%

7083

Intel Xeon D 1581

5058

Intel Xeon W 2140B

VS

Intel Xeon D 1581

General Parameters

Dec 2017

Release Date

Feb 2016

Intel

Manufacturer

Intel

Server

Type

Server

Skylake-W

Core Architecture

Broadwell

Intel Socket 2066

Socket

Intel BGA 1667

N/A

Integrated Graphics

N/A

Xeon W (Skylake-W)

Generation

Xeon D (Broadwell-DE)

Package

-

Transistor Count

3.2 billions

14 nm

Manufacturing Process

14 nm

120 W

Power Consumption

65 W

70 °C

Peak Operating Temperature

80 °C

Intel

Foundry

Intel

484 mm²

Die Size

246 mm²

CPU Performance

3.2 GHz

Performance Core Base Frequency

1.8 GHz

4.2 GHz

Performance Core Turbo Frequency

2.4 GHz

8

Total Core Count

16

Total Thread Count

32

100 MHz

Bus Frequency

100 MHz

32.0

Multiplier

18.0

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

11 MB shared

L3 Cache

1.5 MB per core

No

Unlocked Multiplier

No

1

SMP

1

2

AVX-512 FMA Ports

-

Memory Parameters

DDR4-2666

Memory Types

DDR3,DDR4

4

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

48

PCIe Lanes

24

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