Xeon E7 2820 vs Intel Xeon W 2123

VS

Intel Xeon E7-2820

Intel Xeon W-2123

We compared two server CPUs: Xeon E7 2820 with 8 cores 2GHz 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

Xeon E7 2820 's Advantages

Larger L3 cache size (18MB vs 8.25MB)

Lower TDP (105W vs 120W)

Intel Xeon W 2123 's Advantages

Released 6 years and 4 months late

Higher specification of memory (2666 vs 1333)

Higher base frequency (3.6GHz vs 2GHz)

More modern manufacturing process (14nm vs 32nm)

Score

Xeon E7 2820

VS

Intel Xeon W 2123

General Parameters

Apr 2011

Release Date

Aug 2017

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EX

Core Architecture

Skylake-W

Intel Socket 1567

Socket

Intel Socket 2066

N/A

Integrated Graphics

N/A

Xeon E7(Westmere-EX)

Generation

Xeon W (Skylake-W)

Package

2.6 billions

Transistor Count

-

32 nm

Manufacturing Process

14 nm

105 W

Power Consumption

120 W

-

Peak Operating Temperature

64 °C

Intel

Foundry

Intel

513 mm²

Die Size

484 mm²

CPU Performance

2 GHz

Performance Core Base Frequency

3.6 GHz

2.266 GHz

Performance Core Turbo Frequency

3.9 GHz

8

Total Core Count

4

16

Total Thread Count

8

133 MHz

Bus Frequency

100 MHz

15.0

Multiplier

36.0

64 KB per core

L1 Cache

64 K per core

256 KB per core

L2 Cache

1 MB per core

18 MB shared

L3 Cache

8.25 MB shared

No

Unlocked Multiplier

No

2

SMP

1

-

AVX-512 FMA Ports

2

Memory Parameters

DDR3-1333

Memory Types

DDR4-2666

4

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

3

-

PCIe Lanes

48

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