Xeon L5645 vs AMD Threadripper PRO 7965WX

VS

Intel Xeon L5645

AMD Threadripper PRO 7965WX

We compared two server CPUs: Xeon L5645 with 6 cores 2.4GHz and AMD Threadripper PRO 7965WX with 24 cores 4.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon L5645 's Advantages

Lower TDP (60W vs 350W)

AMD Threadripper PRO 7965WX 's Advantages

Released 12 years and 8 months late

Higher specification of memory (5200 vs 1333)

Newer PCIe version (5 vs 2)

Higher base frequency (4.2GHz vs 2.4GHz)

Larger L3 cache size (128MB vs 12MB)

More modern manufacturing process (5nm vs 32nm)

Score

Xeon L5645

VS

AMD Threadripper PRO 7965WX

General Parameters

Feb 2011

Release Date

Oct 2023

Intel

Manufacturer

AMD

Server

Type

Server

Westmere-EP

Core Architecture

Storm Peak

Intel Socket 1366

Socket

AMD Socket sTR5

N/A

Integrated Graphics

N/A

Xeon(Westmere-EP)

Generation

Ryzen Threadripper (Zen 4 (Storm Peak))

Package

1.17 billions

Transistor Count

26.28 billions

32 nm

Manufacturing Process

5 nm

60 W

Power Consumption

350 W

Intel

Foundry

TSMC

239 mm²

Die Size

4x71 mm²

-

I/O Process Size

6 nm

-

I/O Die Size

388 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

4.2 GHz

2.933 GHz

Performance Core Turbo Frequency

5.3 GHz

6

Total Core Count

24

12

Total Thread Count

48

133 MHz

Bus Frequency

100 MHz

18.0

Multiplier

42.0

64 KB per core

L1 Cache

64 KB per core

256 KB per core

L2 Cache

24 MB

12 MB shared

L3 Cache

128 MB

No

Unlocked Multiplier

Yes

2

SMP

1

Memory Parameters

DDR3-1333

Memory Types

DDR5-5200

-

Max Memory Size

2 TB

3

Max Memory Channels

8

-

Max Memory Bandwidth

332.8 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

-

Official Website

AMD Threadripper PRO 7965WX

2

PCIe Version

5

-

PCIe Lanes

128

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