Xeon Platinum 8280 vs Xeon L5645

VS

Intel Xeon Platinum 8280

Intel Xeon L5645

We compared two server CPUs: Xeon Platinum 8280 with 28 cores 2.7GHz and Xeon L5645 with 6 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon Platinum 8280 's Advantages

Released 7 years and 10 months late

Higher base frequency (2.7GHz vs 2.4GHz)

Larger L3 cache size (38.5MB vs 12MB)

More modern manufacturing process (14nm vs 32nm)

Xeon L5645 's Advantages

Higher specification of memory (1333 vs 4)

Lower TDP (60W vs 205W)

Score

Xeon Platinum 8280

VS

Xeon L5645

General Parameters

Dec 2018

Release Date

Feb 2011

Intel

Manufacturer

Intel

Server

Type

Server

Cascade Lake-SP

Core Architecture

Westmere-EP

Intel Socket 3647

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon Platinum(Cascade Lake-SP)

Generation

Xeon(Westmere-EP)

Package

8 billions

Transistor Count

1.17 billions

14 nm

Manufacturing Process

32 nm

205 W

Power Consumption

60 W

Intel

Foundry

Intel

-

Die Size

239 mm²

CPU Performance

2.7 GHz

Performance Core Base Frequency

2.4 GHz

4 GHz

Performance Core Turbo Frequency

2.933 GHz

28

Total Core Count

6

56

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

27.0

Multiplier

18.0

64 KB per core

L1 Cache

64 KB per core

1 MB per core

L2 Cache

256 KB per core

38.5 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

8

SMP

2

Memory Parameters

DDR4

Memory Types

DDR3-1333

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

2

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