Xeon D 2799 vs Xeon E 2456

VS

Intel Xeon D-2799

Intel Xeon E-2456

We compared two server CPUs: Xeon D 2799 with 20 cores 2.4GHz and Xeon E 2456 with 6 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon D 2799 's Advantages

Larger L3 cache size (30MB vs 18MB)

Xeon E 2456 's Advantages

Released 1 years and 10 months late

Higher specification of memory (4800 vs 3200)

Newer PCIe version (5 vs 4)

Higher base frequency (3.3GHz vs 2.4GHz)

Lower TDP (80W vs 129W)

Score

Xeon D 2799

VS

Xeon E 2456

General Parameters

Feb 2022

Release Date

Dec 2023

Intel

Manufacturer

Intel

Server

Type

Server

Ice Lake-D

Core Architecture

Raptor Lake-S

Intel BGA 2579

Socket

Intel Socket 1700

N/A

Integrated Graphics

N/A

Xeon D(Ice Lake-D)

Generation

Xeon E (Raptor Lake)

Package

10 nm

Manufacturing Process

10 nm

129 W

Power Consumption

80 W

Intel

Foundry

Intel

-

Die Size

163 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

3.3 GHz

3.4 GHz

Performance Core Turbo Frequency

5.1 GHz

20

Total Core Count

6

40

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

24.0

Multiplier

33.0

80 KB per core

L1 Cache

80 KB per core

1.25 MB per core

L2 Cache

1.25 MB per core

30 MB shared

L3 Cache

18 MB shared

No

Unlocked Multiplier

No

1

SMP

1

AVX-512 FMA Ports

-

Memory Parameters

DDR4-3200

Memory Types

DDR5-4800

4

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

5

32

PCIe Lanes

16

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