Intel Xeon Platinum 8558 vs Intel Xeon E5 2666 v3

VS

Intel Xeon Platinum 8558

Intel Xeon E5-2666 v3

We compared two server CPUs: Intel Xeon Platinum 8558 with 48 cores 2.1GHz and Intel Xeon E5 2666 v3 with 10 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon Platinum 8558 's Advantages

Released 9 years and 1 months late

Higher specification of memory (5200 vs 2133)

Newer PCIe version (5 vs 3)

Larger L3 cache size (260MB vs 25MB)

More modern manufacturing process (7nm vs 22nm)

Intel Xeon E5 2666 v3 's Advantages

Higher base frequency (2.9GHz vs 2.1GHz)

Lower TDP (135W vs 330W)

Score

Intel Xeon Platinum 8558

VS

Intel Xeon E5 2666 v3

General Parameters

Dec 2023

Release Date

Nov 2014

Intel

Manufacturer

Intel

Server

Type

Server

Emerald Rapids

Core Architecture

Haswell-EP

Intel Socket 4677

Socket

Intel Socket 2011-3

N/A

Integrated Graphics

N/A

Xeon Platinum (Emerald Rapids-SP)

Generation

Xeon E5 (Haswell-EP)

Package

-

Transistor Count

2.6 billions

7 nm

Manufacturing Process

22 nm

330 W

Power Consumption

135 W

98 °C

Peak Operating Temperature

-

Intel

Foundry

Intel

4x477 mm²

Die Size

356 mm²

CPU Performance

2.1 GHz

Performance Core Base Frequency

2.9 GHz

4.0 GHz

Performance Core Turbo Frequency

3.5 GHz

48

Total Core Count

10

96

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

21

Multiplier

29.0

80 K per core

L1 Cache

64 K per core

2 MB per core

L2 Cache

256 K per core

260 MB

L3 Cache

25 MB shared

No

Unlocked Multiplier

No

2

SMP

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-5200

Memory Types

DDR4-2133,DDR3-2133

4 TB

Max Memory Size

-

8

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

3

80

PCIe Lanes

40

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