Intel Xeon E3 1275 vs Intel Xeon W 2155

VS

Intel Xeon E3-1275

Intel Xeon W-2155

We compared two server CPUs: Intel Xeon E3 1275 with 4 cores 3.4GHz and Intel Xeon W 2155 with 10 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 140W)

Intel Xeon W 2155 's Advantages

Released 6 years and 4 months late

Higher specification of memory (2666 vs 3)

Larger L3 cache size (13.75MB vs 8MB)

More modern manufacturing process (14nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E3 1275 +23%

1347

Intel Xeon W 2155

1095

Geekbench 6 Multi Core

Intel Xeon E3 1275

4527

Intel Xeon W 2155 +42%

6459

Intel Xeon E3 1275

VS

Intel Xeon W 2155

General Parameters

Apr 2011

Release Date

Aug 2017

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge

Core Architecture

Skylake-W

Intel Socket 1155

Socket

Intel Socket 2066

Intel HD P3000

Integrated Graphics

N/A

Xeon E3 (Sandy Bridge)

Generation

Xeon W (Skylake-W)

Package

1.16 billions

Transistor Count

-

32 nm

Manufacturing Process

14 nm

95 W

Power Consumption

140 W

-

Peak Operating Temperature

68 °C

Intel

Foundry

Intel

216 mm²

Die Size

484 mm²

CPU Performance

3.4 GHz

Performance Core Base Frequency

3.3 GHz

3.8 GHz

Performance Core Turbo Frequency

4.5 GHz

4

Total Core Count

10

8

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

34.0

Multiplier

33.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

1 MB per core

8 MB shared

L3 Cache

13.75 MB shared

No

Unlocked Multiplier

No

1

SMP

1

-

AVX-512 FMA Ports

2

Memory Parameters

DDR3

Memory Types

DDR4-2666

2

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

16

PCIe Lanes

48

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