Xeon w7 3445 vs Intel Xeon D 1521

VS

Intel Xeon w7-3445

Intel Xeon D-1521

We compared two server CPUs: Xeon w7 3445 with 20 cores 2.5GHz 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 w7 3445 's Advantages

Released 7 years and 3 months late

Higher specification of memory (4800 vs 4)

Newer PCIe version (5 vs 3)

Higher base frequency (2.5GHz vs 2.4GHz)

Larger L3 cache size (52.5MB vs 1.5MB)

More modern manufacturing process (10nm vs 14nm)

Intel Xeon D 1521 's Advantages

Lower TDP (45W vs 270W)

Score

Benchmark

Geekbench 6 Single Core

Xeon w7 3445 +103%

1821

Intel Xeon D 1521

896

Geekbench 6 Multi Core

Xeon w7 3445 +307%

13287

Intel Xeon D 1521

3261

Xeon w7 3445

VS

Intel Xeon D 1521

General Parameters

Feb 2023

Release Date

Nov 2015

Intel

Manufacturer

Intel

Server

Type

Server

Sapphire Rapids

Core Architecture

Broadwell

Intel Socket 4677

Socket

Intel BGA 1667

N/A

Integrated Graphics

N/A

Xeon W (Sapphire Rapids)

Generation

Xeon D (Broadwell-DE)

Package

-

Transistor Count

3.2 billions

10 nm

Manufacturing Process

14 nm

270 W

Power Consumption

45 W

-

Peak Operating Temperature

80 °C

Intel

Foundry

Intel

4x477 mm²

Die Size

246 mm²

CPU Performance

2.5 GHz

Performance Core Base Frequency

2.4 GHz

4.8 GHz

Performance Core Turbo Frequency

2.7 GHz

20

Total Core Count

4

40

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

25.0

Multiplier

24.0

80 KB per core

L1 Cache

64 K per core

2 MB per core

L2 Cache

256 K per core

52.5 MB

L3 Cache

1.5 MB per core

No

Unlocked Multiplier

No

1

SMP

1

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-4800

Memory Types

DDR3,DDR4

4 TB

Max Memory Size

-

8

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

3

112

PCIe Lanes

24

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