Intel Xeon W 11955M vs Intel Xeon D 1521

VS

Intel Xeon W 11955M Intel Xeon D 1521

We compared two server CPUs: Intel 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

Intel Xeon W 11955M 's Advantages

Released 5 years and 6 months late

Higher specification of memory (DDR4-3200 vs DDR3)

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

Intel Xeon W 11955M +137%

2130

Intel Xeon D 1521

896

Geekbench 6 Multi Core

Intel Xeon W 11955M +177%

9034

Intel Xeon D 1521

3261

Intel 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 1499

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

Intel BGA 1499

Socket

Intel BGA 1667

35 W

Power Consumption

45 W

72 °C

Peak Operating Temperature

80 °C

Intel

Foundry

Intel

190 mm²

Die Size

246 mm²

FC-BGA1499

Package

FC-BGA14C

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 K 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,

2

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

3

20

PCIe Lanes

24

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