Intel Xeon E3 1275 v5 vs Xeon w7 2565X

VS

Intel Xeon E3-1275 v5

Intel Xeon w7-2565X

We compared two server CPUs: Intel Xeon E3 1275 v5 with 4 cores 3.6GHz and Xeon w7 2565X with 18 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1275 v5 's Advantages

Higher base frequency (3.6GHz vs 3.2GHz)

Lower TDP (80W vs 240W)

Xeon w7 2565X 's Advantages

Released 8 years and 10 months late

Higher specification of memory (4800 vs 2133)

Newer PCIe version (5 vs 3)

Larger L3 cache size (37.5MB vs 8MB)

More modern manufacturing process (10nm vs 14nm)

Score

Intel Xeon E3 1275 v5

VS

Xeon w7 2565X

General Parameters

Oct 2015

Release Date

Aug 2024

Intel

Manufacturer

Intel

Server

Type

Server

Skylake-DT

Core Architecture

Sapphire Rapids

Intel Socket 1151

Socket

Intel Socket 4677

HD Graphics P530

Integrated Graphics

N/A

Xeon E3 (Skylake-DT)

Generation

Xeon W (Sapphire Rapids)

Package

1.75 billions

Transistor Count

-

14 nm

Manufacturing Process

10 nm

80 W

Power Consumption

240 W

Intel

Foundry

Intel

122 mm²

Die Size

-

CPU Performance

3.6 GHz

Performance Core Base Frequency

3.2 GHz

4 GHz

Performance Core Turbo Frequency

4.8 GHz

4

Total Core Count

18

8

Total Thread Count

36

100 MHz

Bus Frequency

100 MHz

36.0

Multiplier

32.0

64 K per core

L1 Cache

80 KB per core

256 K per core

L2 Cache

2 MB per core

8 MB shared

L3 Cache

37.5 MB

No

Unlocked Multiplier

Yes

1

SMP

1

-

AVX-512 FMA Ports

2

Memory Parameters

DDR3,DDR4-2133

Memory Types

DDR5-4800

-

Max Memory Size

2 TB

2

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

5

16

PCIe Lanes

64

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