Intel Xeon w5 2455X vs Intel Xeon E5 2643 v3

VS

Intel Xeon w5-2455X

Intel Xeon E5-2643 v3

We compared two server CPUs: Intel Xeon w5 2455X with 12 cores 3.2GHz and Intel Xeon E5 2643 v3 with 6 cores 3.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon w5 2455X 's Advantages

Released 8 years and 5 months late

Higher specification of memory (4800 vs 2133)

Newer PCIe version (5 vs 3)

Larger L3 cache size (30MB vs 20MB)

More modern manufacturing process (10nm vs 22nm)

Intel Xeon E5 2643 v3 's Advantages

Higher base frequency (3.4GHz vs 3.2GHz)

Lower TDP (135W vs 200W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon w5 2455X +75%

2081

Intel Xeon E5 2643 v3

1188

Geekbench 6 Multi Core

Intel Xeon w5 2455X +31%

11071

Intel Xeon E5 2643 v3

8391

Blender

Intel Xeon w5 2455X +277%

317

Intel Xeon E5 2643 v3

84

Intel Xeon w5 2455X

VS

Intel Xeon E5 2643 v3

General Parameters

Feb 2023

Release Date

Sep 2014

Intel

Manufacturer

Intel

Server

Type

Server

Sapphire Rapids

Core Architecture

Haswell-EP

Intel Socket 4677

Socket

Intel Socket 2011-3

N/A

Integrated Graphics

N/A

Xeon W (Sapphire Rapids)

Generation

Xeon E5 (Haswell-EP)

Package

-

Transistor Count

2.6 billions

10 nm

Manufacturing Process

22 nm

200 W

Power Consumption

135 W

77 °C

Peak Operating Temperature

-

Intel

Foundry

Intel

-

Die Size

356 mm²

CPU Performance

3.2 GHz

Performance Core Base Frequency

3.4 GHz

4.6 GHz

Performance Core Turbo Frequency

3.7 GHz

12

Total Core Count

6

24

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

32.0

Multiplier

34.0

80 K per core

L1 Cache

64 K per core

2 MB per core

L2 Cache

256 K per core

30 MB

L3 Cache

20 MB shared

Yes

Unlocked Multiplier

No

1

SMP

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-4800

Memory Types

DDR4-2133

2 TB

Max Memory Size

-

4

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

3

64

PCIe Lanes

40

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