AMD EPYC 7643P vs Opteron 146

VS

AMD EPYC 7643P

AMD Opteron 146

We compared two server CPUs: AMD EPYC 7643P with 48 cores 2.3GHz and Opteron 146 with 1 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7643P 's Advantages

Released 18 years and 1 months late

Higher specification of memory (3200 vs 400)

Higher base frequency (2.3GHz vs 2GHz)

More modern manufacturing process (7nm vs 90nm)

Opteron 146 's Advantages

Lower TDP (67W vs 225W)

Score

AMD EPYC 7643P

VS

Opteron 146

General Parameters

Sep 2023

Release Date

Aug 2005

AMD

Manufacturer

AMD

Server

Type

Server

Milan

Core Architecture

Venus

AMD Socket SP3

Socket

AMD Socket 939

N/A

Integrated Graphics

On certain motherboards (Chipset feature)

EPYC (Zen 3 (Milan))

Generation

Opteron (Venus (E6))

Package

33.2 billions

Transistor Count

0.114 billions

7 nm

Manufacturing Process

90 nm

225 W

Power Consumption

67 W

TSMC

Foundry

-

8x81 mm²

Die Size

115 mm²

12 nm

I/O Process Size

-

416 mm²

I/O Die Size

-

CPU Performance

2.3 GHz

Performance Core Base Frequency

2 GHz

3.6 GHz

Performance Core Turbo Frequency

0

48

Total Core Count

1

96

Total Thread Count

1

100 MHz

Bus Frequency

200 MHz

23.0

Multiplier

10.0

64 KB per core

L1 Cache

128 KB

512 KB per core

L2 Cache

1 MB

256 MB shared

L3 Cache

-

No

Unlocked Multiplier

No

8

Cores per CCD

-

1

SMP

1

Memory Parameters

DDR4-3200

Memory Types

DDR1-400

8

Max Memory Channels

2

Yes

ECC Memory Support

No

Miscellaneous

4

PCIe Version

-

128

PCIe Lanes

-

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