Home Comparison Intel Atom x7405C vs AMD EPYC 9745

Intel Atom x7405C vs AMD EPYC 9745

We compared two server CPUs: Intel Atom x7405C with 4 cores 1.7GHz and AMD EPYC 9745 with 128 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Atom x7405C 's Advantages
Lower TDP (12W vs 400W)
AMD EPYC 9745 's Advantages
Released 6 months late
Higher specification of memory (6000 vs 4800)
Larger memory bandwidth (576GB/s vs 38.4GB/s)
Newer PCIe version (5 vs 3)
Higher base frequency (2.4GHz vs 1.7GHz)
Larger L3 cache size (256MB vs 6MB)
More modern manufacturing process (3nm vs 10nm)

Score

VS

General Parameters

Apr 2024
Release Date
Oct 2024
Intel
Manufacturer
AMD
Server
Type
Server
Amston Lake
Core Architecture
Turin
Intel BGA 1264
Socket
AMD Socket SP5
N/A
Integrated Graphics
N/A
Atom (Gracemont)
Generation
EPYC(Zen 5c (Turin))

Package

-
Transistor Count
10 nm
Manufacturing Process
3 nm
12 W
Power Consumption
400 W
Intel
Foundry
TSMC
-
Die Size
mm²
-
I/O Process Size
6 nm
-
I/O Die Size
mm²

CPU Performance

-
Performance Cores
128
-
Performance Core Threads
256
1.7 GHz
Performance Core Base Frequency
2.4 GHz
3.4 GHz
Performance Core Turbo Frequency
3.7 GHz
4
Total Core Count
128
4
Total Thread Count
256
100 MHz
Bus Frequency
100 MHz
17.0
Multiplier
24.0
96 KB per core
L1 Cache
80 KB per core
2 MB shared
L2 Cache
1 MB per core
6 MB shared
L3 Cache
256 MB shared
No
Unlocked Multiplier
No
1
SMP
2

Memory Parameters

DDR4-3200, DDR5-4800
Memory Types
DDR5-6000
32 GB
Max Memory Size
6 TB
1
Max Memory Channels
12
38.4 GB/s
Max Memory Bandwidth
576 GB/s
No
ECC Memory Support
Yes

Miscellaneous

Official Website
3
PCIe Version
5
9
PCIe Lanes
128

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