Opteron 6376 vs AMD EPYC 7643P

VS

AMD Opteron 6376

AMD EPYC 7643P

We compared two server CPUs: Opteron 6376 with 16 cores 2.3GHz and AMD EPYC 7643P with 48 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron 6376 's Advantages

Lower TDP (115W vs 225W)

AMD EPYC 7643P 's Advantages

Released 10 years and 10 months late

Higher specification of memory (3200 vs 1866)

Newer PCIe version (4 vs 2)

Larger L3 cache size (256MB vs 8MB)

More modern manufacturing process (7nm vs 32nm)

Score

Opteron 6376

VS

AMD EPYC 7643P

General Parameters

Nov 2012

Release Date

Sep 2023

AMD

Manufacturer

AMD

Server

Type

Server

Abu Dhabi

Core Architecture

Milan

AMD Socket G34

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Opteron (Abu Dhabi)

Generation

EPYC (Zen 3 (Milan))

Package

2.4 billions

Transistor Count

33.2 billions

32 nm

Manufacturing Process

7 nm

115 W

Power Consumption

225 W

69 °C

Peak Operating Temperature

-

GlobalFoundries

Foundry

TSMC

2x315 mm²

Die Size

8x81 mm²

-

I/O Process Size

12 nm

-

I/O Die Size

416 mm²

CPU Performance

2.3 GHz

Performance Core Base Frequency

2.3 GHz

3.2 GHz

Performance Core Turbo Frequency

3.6 GHz

16

Total Core Count

48

16

Total Thread Count

96

200 MHz

Bus Frequency

100 MHz

11.5

Multiplier

23.0

768 KB

L1 Cache

64 KB per core

2 MB per module

L2 Cache

512 KB per core

8 MB per die

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

-

Cores per CCD

8

4

SMP

1

Memory Parameters

DDR3-1866

Memory Types

DDR4-3200

4

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

4

-

PCIe Lanes

128

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