Intel Xeon W 2123 vs Intel Xeon E5 2643

VS

Intel Xeon W-2123

Intel Xeon E5-2643

We compared two server CPUs: Intel Xeon W 2123 with 4 cores 3.6GHz and Intel Xeon E5 2643 with 4 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon W 2123 's Advantages

Released 5 years and 5 months late

Higher specification of memory (2666 vs 3)

Higher base frequency (3.6GHz vs 3.3GHz)

More modern manufacturing process (14nm vs 32nm)

Lower TDP (120W vs 130W)

Intel Xeon E5 2643 's Advantages

Larger L3 cache size (10MB vs 8.25MB)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon W 2123 +5%

1207

Intel Xeon E5 2643

1143

Geekbench 6 Multi Core

Intel Xeon W 2123

4052

Intel Xeon E5 2643 +19%

4836

Intel Xeon W 2123

VS

Intel Xeon E5 2643

General Parameters

Aug 2017

Release Date

Mar 2012

Intel

Manufacturer

Intel

Server

Type

Server

Skylake-W

Core Architecture

Sandy Bridge-EP

Intel Socket 2066

Socket

Intel Socket 2011

N/A

Integrated Graphics

N/A

Xeon W (Skylake-W)

Generation

Xeon E5 (Sandy Bridge-EP)

Package

-

Transistor Count

1.27 billions

14 nm

Manufacturing Process

32 nm

120 W

Power Consumption

130 W

64 °C

Peak Operating Temperature

-

Intel

Foundry

Intel

484 mm²

Die Size

294 mm²

CPU Performance

3.6 GHz

Performance Core Base Frequency

3.3 GHz

3.9 GHz

Performance Core Turbo Frequency

3.5 GHz

4

Total Core Count

4

8

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

36.0

Multiplier

33.0

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

8.25 MB shared

L3 Cache

10 MB shared

No

Unlocked Multiplier

No

1

SMP

2

AVX-512 FMA Ports

-

Memory Parameters

DDR4-2666

Memory Types

DDR3

4

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

48

PCIe Lanes

-

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