Home Comparison AMD EPYC 9745 vs AMD EPYC 9645

AMD EPYC 9745 vs AMD EPYC 9645

AMD EPYC 9745
VS
AMD EPYC 9645
AMD EPYC 9745
AMD EPYC 9645
We compared two server CPUs: AMD EPYC 9745 with 128 cores 2.4GHz and AMD EPYC 9645 with 96 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 9745 's Advantages
Higher base frequency (2.4GHz vs 2.3GHz)
AMD EPYC 9645 's Advantages
Lower TDP (320W vs 400W)

Score

AMD EPYC 9745
VS
AMD EPYC 9645

General Parameters

Oct 2024
Release Date
Oct 2024
AMD
Manufacturer
AMD
Server
Type
Server
Turin
Core Architecture
Turin
AMD Socket SP5
Socket
AMD Socket SP5
N/A
Integrated Graphics
N/A
EPYC(Zen 5c (Turin))
Generation
EPYC(Zen 5c (Turin))

Package

3 nm
Manufacturing Process
3 nm
400 W
Power Consumption
320 W
TSMC
Foundry
TSMC
mm²
Die Size
mm²
6 nm
I/O Process Size
6 nm
mm²
I/O Die Size
mm²

CPU Performance

128
Performance Cores
96
256
Performance Core Threads
192
2.4 GHz
Performance Core Base Frequency
2.3 GHz
3.7 GHz
Performance Core Turbo Frequency
3.7 GHz
128
Total Core Count
96
256
Total Thread Count
192
100 MHz
Bus Frequency
100 MHz
24.0
Multiplier
23.0
80 KB per core
L1 Cache
80 KB per core
1 MB per core
L2 Cache
1 MB per core
256 MB shared
L3 Cache
256 MB shared
No
Unlocked Multiplier
No
2
SMP
2

Memory Parameters

DDR5-6000
Memory Types
DDR5-6000
6 TB
Max Memory Size
6 TB
12
Max Memory Channels
12
576 GB/s
Max Memory Bandwidth
576 GB/s
Yes
ECC Memory Support
Yes

Miscellaneous

AMD EPYC 9745
Official Website
AMD EPYC 9645
5
PCIe Version
5
128
PCIe Lanes
128

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