Xeon W 11955M vs Intel Xeon D 1521

VS

Intel Xeon W-11955M

Intel Xeon D-1521

We compared two server CPUs: Xeon W 11955M with 8 cores 2.1GHz and Intel Xeon D 1521 with 4 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon W 11955M 's Advantages

Released 5 years and 6 months late

Higher specification of memory (3200 vs 4)

Newer PCIe version (4 vs 3)

Larger L3 cache size (24MB vs 1.5MB)

More modern manufacturing process (10nm vs 14nm)

Lower TDP (35W vs 45W)

Intel Xeon D 1521 's Advantages

Higher base frequency (2.4GHz vs 2.1GHz)

Score

Benchmark

Geekbench 6 Single Core

Xeon W 11955M +145%

2199

Intel Xeon D 1521

896

Geekbench 6 Multi Core

Xeon W 11955M +203%

9895

Intel Xeon D 1521

3261

Xeon W 11955M

VS

Intel Xeon D 1521

General Parameters

May 2021

Release Date

Nov 2015

Intel

Manufacturer

Intel

Server

Type

Server

Tiger Lake-H

Core Architecture

Broadwell

Intel BGA 1787

Socket

Intel BGA 1667

UHD Graphics 750

Integrated Graphics

N/A

Xeon (Tiger Lake-H)

Generation

Xeon D (Broadwell-DE)

Package

-

Transistor Count

3.2 billions

10 nm

Manufacturing Process

14 nm

35 W

Power Consumption

45 W

72 °C

Peak Operating Temperature

80 °C

Intel

Foundry

Intel

190 mm²

Die Size

246 mm²

CPU Performance

2.1 GHz

Performance Core Base Frequency

2.4 GHz

5 GHz

Performance Core Turbo Frequency

2.7 GHz

8

Total Core Count

4

16

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

21.0

Multiplier

24.0

80 KB per core

L1 Cache

64 K per core

1.25 MB per core

L2 Cache

256 K per core

24 MB shared

L3 Cache

1.5 MB per core

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR4-3200

Memory Types

DDR3,DDR4

2

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

3

20

PCIe Lanes

24

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