Intel Xeon E3 1275 vs Xeon w7 2555X

VS

Intel Xeon E3-1275

Intel Xeon w7-2555X

We compared two server CPUs: Intel Xeon E3 1275 with 4 cores 3.4GHz and Xeon w7 2555X with 14 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1275 's Advantages

Higher base frequency (3.4GHz vs 3.3GHz)

Lower TDP (95W vs 210W)

Xeon w7 2555X 's Advantages

Released 13 years and 4 months late

Higher specification of memory (4800 vs 3)

Newer PCIe version (5 vs 3)

Larger L3 cache size (33.75MB vs 8MB)

More modern manufacturing process (10nm vs 32nm)

Score

Intel Xeon E3 1275

VS

Xeon w7 2555X

General Parameters

Apr 2011

Release Date

Aug 2024

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge

Core Architecture

Sapphire Rapids

Intel Socket 1155

Socket

Intel Socket 4677

Intel HD P3000

Integrated Graphics

N/A

Xeon E3 (Sandy Bridge)

Generation

Xeon W (Sapphire Rapids)

Package

1.16 billions

Transistor Count

-

32 nm

Manufacturing Process

10 nm

95 W

Power Consumption

210 W

Intel

Foundry

Intel

216 mm²

Die Size

-

CPU Performance

3.4 GHz

Performance Core Base Frequency

3.3 GHz

3.8 GHz

Performance Core Turbo Frequency

4.8 GHz

4

Total Core Count

14

8

Total Thread Count

28

100 MHz

Bus Frequency

100 MHz

34.0

Multiplier

33.0

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

33.75 MB

No

Unlocked Multiplier

Yes

1

SMP

1

-

AVX-512 FMA Ports

2

Memory Parameters

DDR3

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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