Intel Xeon E5645 vs Xeon w7 3545

VS

Intel Xeon E5645

Intel Xeon w7-3545

We compared two server CPUs: Intel Xeon E5645 with 6 cores 2.4GHz and Xeon w7 3545 with 24 cores 2.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5645 's Advantages

Lower TDP (80W vs 310W)

Xeon w7 3545 's Advantages

Released 13 years and 5 months late

Higher specification of memory (4800 vs 3)

Newer PCIe version (5 vs 2)

Higher base frequency (2.7GHz vs 2.4GHz)

Larger L3 cache size (67.5MB vs 12MB)

More modern manufacturing process (10nm vs 32nm)

Score

Intel Xeon E5645

VS

Xeon w7 3545

General Parameters

Mar 2010

Release Date

Aug 2023

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EP

Core Architecture

Sapphire Rapids

Intel Socket 1366

Socket

Intel Socket 4677

N/A

Integrated Graphics

N/A

Xeon (Westmere-EP)

Generation

Xeon W (Sapphire Rapids)

Package

1.17 billions

Transistor Count

-

32 nm

Manufacturing Process

10 nm

80 W

Power Consumption

310 W

Intel

Foundry

Intel

239 mm²

Die Size

4x477 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

2.7 GHz

2.666 GHz

Performance Core Turbo Frequency

4.8 GHz

6

Total Core Count

24

12

Total Thread Count

48

133 MHz

Bus Frequency

100 MHz

18.0

Multiplier

27.0

64 K per core

L1 Cache

80 KB per core

256 K per core

L2 Cache

2 MB per core

12 MB shared

L3 Cache

67.5 MB

No

Unlocked Multiplier

No

2

SMP

1

-

AVX-512 FMA Ports

2

Memory Parameters

DDR3

Memory Types

DDR5-4800

-

Max Memory Size

4 TB

3

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

5

-

PCIe Lanes

112

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