Intel Xeon E3 1265L v2 vs Intel Xeon W 2123

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Intel Xeon E3-1265L v2

Intel Xeon W-2123

We compared two server CPUs: Intel Xeon E3 1265L v2 with 4 cores 2.5GHz and Intel Xeon W 2123 with 4 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1265L v2 's Advantages

Lower TDP (45W vs 120W)

Intel Xeon W 2123 's Advantages

Released 5 years and 3 months late

Higher specification of memory (2666 vs 3)

Higher base frequency (3.6GHz vs 2.5GHz)

Larger L3 cache size (8.25MB vs 8MB)

More modern manufacturing process (14nm vs 22nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E3 1265L v2

593

Intel Xeon W 2123 +103%

1207

Geekbench 6 Multi Core

Intel Xeon E3 1265L v2

2208

Intel Xeon W 2123 +83%

4052

Intel Xeon E3 1265L v2

VS

Intel Xeon W 2123

General Parameters

May 2012

Release Date

Aug 2017

Intel

Manufacturer

Intel

Server

Type

Server

Ivy Bridge

Core Architecture

Skylake-W

Intel Socket 1155

Socket

Intel Socket 2066

Intel HD 2500

Integrated Graphics

N/A

Xeon E3 (Ivy Bridge)

Generation

Xeon W (Skylake-W)

Package

1.4 billions

Transistor Count

-

22 nm

Manufacturing Process

14 nm

45 W

Power Consumption

120 W

-

Peak Operating Temperature

64 °C

Intel

Foundry

Intel

160 mm²

Die Size

484 mm²

CPU Performance

2.5 GHz

Performance Core Base Frequency

3.6 GHz

3.5 GHz

Performance Core Turbo Frequency

3.9 GHz

4

Total Core Count

4

8

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

25.0

Multiplier

36.0

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

8.25 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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