AMD Threadripper PRO 7975WX vs Intel Xeon E5 2666 v3

VS

AMD Threadripper PRO 7975WX

Intel Xeon E5-2666 v3

We compared two server CPUs: AMD Threadripper PRO 7975WX with 32 cores 4GHz and Intel Xeon E5 2666 v3 with 10 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Threadripper PRO 7975WX 's Advantages

Released 8 years and 11 months late

Higher specification of memory (5200 vs 2133)

Newer PCIe version (5 vs 3)

Higher base frequency (4GHz vs 2.9GHz)

Larger L3 cache size (128MB vs 25MB)

More modern manufacturing process (5nm vs 22nm)

Intel Xeon E5 2666 v3 's Advantages

Lower TDP (135W vs 350W)

Score

Benchmark

Geekbench 6 Single Core

AMD Threadripper PRO 7975WX +156%

2687

Intel Xeon E5 2666 v3

1046

Geekbench 6 Multi Core

AMD Threadripper PRO 7975WX +215%

19501

Intel Xeon E5 2666 v3

6173

AMD Threadripper PRO 7975WX

VS

Intel Xeon E5 2666 v3

General Parameters

Oct 2023

Release Date

Nov 2014

AMD

Manufacturer

Intel

Server

Type

Server

Storm Peak

Core Architecture

Haswell-EP

AMD Socket sTR5

Socket

Intel Socket 2011-3

N/A

Integrated Graphics

N/A

Ryzen Threadripper (Zen 4 (Storm Peak))

Generation

Xeon E5 (Haswell-EP)

Package

26.28 billions

Transistor Count

2.6 billions

5 nm

Manufacturing Process

22 nm

350 W

Power Consumption

135 W

TSMC

Foundry

Intel

4x71 mm²

Die Size

356 mm²

6 nm

I/O Process Size

-

388 mm²

I/O Die Size

-

CPU Performance

4 GHz

Performance Core Base Frequency

2.9 GHz

5.3 GHz

Performance Core Turbo Frequency

3.5 GHz

32

Total Core Count

10

64

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

40.0

Multiplier

29.0

64 KB per core

L1 Cache

64 K per core

32 MB

L2 Cache

256 K per core

128 MB

L3 Cache

25 MB shared

Yes

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR5-5200

Memory Types

DDR4-2133,DDR3-2133

2 TB

Max Memory Size

-

8

Max Memory Channels

4

332.8 GB/s

Max Memory Bandwidth

-

Yes

ECC Memory Support

Yes

Miscellaneous

AMD Threadripper PRO 7975WX

Official Website

-

5

PCIe Version

3

128

PCIe Lanes

40

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