Xeon D 2799 vs Xeon L5645

VS

Intel Xeon D-2799

Intel Xeon L5645

We compared two server CPUs: Xeon D 2799 with 20 cores 2.4GHz 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 D 2799 's Advantages

Released 11 years late

Higher specification of memory (3200 vs 1333)

Newer PCIe version (4 vs 2)

Larger L3 cache size (30MB vs 12MB)

More modern manufacturing process (10nm vs 32nm)

Xeon L5645 's Advantages

Lower TDP (60W vs 129W)

Score

Xeon D 2799

VS

Xeon L5645

General Parameters

Feb 2022

Release Date

Feb 2011

Intel

Manufacturer

Intel

Server

Type

Server

Ice Lake-D

Core Architecture

Westmere-EP

Intel BGA 2579

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon D(Ice Lake-D)

Generation

Xeon(Westmere-EP)

Package

-

Transistor Count

1.17 billions

10 nm

Manufacturing Process

32 nm

129 W

Power Consumption

60 W

Intel

Foundry

Intel

-

Die Size

239 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

2.4 GHz

3.4 GHz

Performance Core Turbo Frequency

2.933 GHz

20

Total Core Count

6

40

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

24.0

Multiplier

18.0

80 KB per core

L1 Cache

64 KB per core

1.25 MB per core

L2 Cache

256 KB per core

30 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

1

SMP

2

1

AVX-512 FMA Ports

-

Memory Parameters

DDR4-3200

Memory Types

DDR3-1333

4

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

2

32

PCIe Lanes

-

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