Intel Xeon E5 2666 v3 vs Intel Xeon W 2104

VS

We compared two server CPUs: Intel Xeon E5 2666 v3 with 10 cores 2.9GHz and Intel Xeon W 2104 with 4 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2666 v3 's Advantages

Larger L3 cache size (25MB vs 8.25MB)

Intel Xeon W 2104 's Advantages

Released 2 years and 9 months late

Higher specification of memory (DDR4-2666 vs DDR4-2133)

Higher base frequency (3.2GHz vs 2.9GHz)

More modern manufacturing process (14nm vs 22nm)

Lower TDP (120W vs 135W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 2666 v3 +8%

1046

Intel Xeon W 2104

966

Geekbench 6 Multi Core

Intel Xeon E5 2666 v3 +88%

6173

Intel Xeon W 2104

3275

Intel Xeon E5 2666 v3

VS

Intel Xeon W 2104

General Parameters

Nov 2014

Release Date

Aug 2017

Intel

Manufacturer

Intel

Server

Type

Server

Haswell-EP

Core Architecture

Skylake-W

Intel Socket 2011-3

Socket

Intel Socket 2066

N/A

Integrated Graphics

N/A

Xeon E5 (Haswell-EP)

Generation

Xeon W (Skylake-W)

Package

2.6 billions

Transistor Count

-

22 nm

Manufacturing Process

14 nm

Intel Socket 2011-3

Socket

Intel Socket 2066

135 W

Power Consumption

120 W

-

Peak Operating Temperature

66 °C

Intel

Foundry

Intel

356 mm²

Die Size

484 mm²

FC-LGA12A

Package

FC-LGA2066

CPU Performance

2.9 GHz

Performance Core Base Frequency

3.2 GHz

3.5 GHz

Performance Core Turbo Frequency

0

10

Total Core Count

4

20

Total Thread Count

4

100 MHz

Bus Frequency

100 MHz

29.0

Multiplier

32.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

1 MB per core

25 MB shared

L3 Cache

8.25 MB shared

No

Unlocked Multiplier

No

2

SMP

1

-

AVX-512 FMA Ports

1

Memory Parameters

DDR4-2133,DDR3-2133

Memory Types

DDR4-2666

4

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

40

PCIe Lanes

48

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