Home Comparison AMD EPYC 7261 vs AMD EPYC 7742

AMD EPYC 7261 vs AMD EPYC 7742

We compared two server CPUs: AMD EPYC 7261 with 8 cores 2.5GHz and AMD EPYC 7742 with 64 cores 2.25GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7261 's Advantages
Higher base frequency (2.5GHz vs 2.25GHz)
Lower TDP (170W vs 225W)
AMD EPYC 7742 's Advantages
Released 1 years and 2 months late
Higher specification of memory (3200 vs 2666)
Newer PCIe version (4 vs 3)
Larger L3 cache size (256MB vs 32MB)
More modern manufacturing process (7nm vs 14nm)

Score

VS

General Parameters

Jun 2018
Release Date
Aug 2019
AMD
Manufacturer
AMD
Server
Type
Server
Naples
Core Architecture
Rome
AMD Socket SP3
Socket
AMD Socket SP3
N/A
Integrated Graphics
N/A
EPYC (Zen (Naples))
Generation
EPYC (Zen 2 (Rome))

Package

4.8 billions
Transistor Count
3.8 billions
14 nm
Manufacturing Process
7 nm
170 W
Power Consumption
225 W
81 °C
Peak Operating Temperature
-
GlobalFoundries
Foundry
TSMC
213 mm²
Die Size
74 mm²

CPU Performance

2.5 GHz
Performance Core Base Frequency
2.25 GHz
2.9 GHz
Performance Core Turbo Frequency
3.4 GHz
8
Total Core Count
64
16
Total Thread Count
128
100 MHz
Bus Frequency
100 MHz
25.0
Multiplier
22.5
96 K per core
L1 Cache
96 K per core
512 K per core
L2 Cache
512 K per core
32 MB shared
L3 Cache
256 MB shared
Yes
Unlocked Multiplier
No
2
SMP
2

Memory Parameters

DDR4-2666
Memory Types
DDR4-3200
8
Max Memory Channels
8
Yes
ECC Memory Support
Yes

Miscellaneous

3
PCIe Version
4

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