AMD EPYC 9645

AMD EPYC 9645
Benchmarks & Specs

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The AMD EPYC 9645 is an outstanding solution for demanding data centers. It offers remarkable performance for mission-critical applications. This processor is based on the advanced Turin architecture with Zen 5 cores. It is manufactured using the modern 4nm process. This enables high efficiency with impressive raw power.

The huge Level 3 cache of 384 MB is particularly noteworthy. This ensures fast data access for complex tasks. The maximum memory bandwidth of 480 GB/s is also a crucial advantage. It optimally supports data-intensive workloads. With PCIe 5.0, future-proof connectivity is also guaranteed. The AMD EPYC 9645 meets the highest requirements for scalability.

It was designed for the next generation of server infrastructures. We are confident that this processor will exceed your expectations. It provides a reliable basis for your IT environment.
  • Zen 5 Architecture
  • 4 nm Manufacturing Technology
  • 384 MB Level 3 Cache
  • 480 GB/s Maximum Memory Bandwidth

Performance Overview
Average performance across multiple benchmarks

Single-core performance
Rank ? / ?
In segment Server
Multi-core performance
Rank ? / ?
In segment Server

More benchmarks

At a glance

PropertyValue
FamilyAMD EPYC (147)
CPU groupAMD EPYC 9005 (29)
ArchitectureTurin (Zen 5 / Zen 5c)
Technology4 nm
SegmentServer
SocketSP5
Generation5
Predecessor
Successor

CPU Cores and Base Frequency

PropertyValue
CPU Cores / Threads96 / 192
Hyperthreading / SMT
Core architecturenormal
Cores: 96x Zen 5
Frequency: 2.10 GHz
Turbo Frequency (1 Core):
Turbo Frequency (96 Cores):
L2-Cache
L3-Cache384.00 MB
OverclockingNo

Memory & PCIe

Memory typeMemory bandwidth
DDR5-6000
480.0 GB/s
PropertyValue
Max. Memory6144 GB
Memory channels12
ECC
PCIe5.0 x 128
PCIe Bandwidth504.1 GB/s

Thermal Management

PropertyValue
TDP320 W
TDP (PL2)
TDP up
TDP down
T. junction max.100 °C

Technical details

PropertyValue
Chip designChiplet
AES-NI
Operating systemsWindows Server 2022, Linux, Windows 11
Instruction setx86-64 (64 bit)
ISA extensionsSSE4.2, AVX2, AVX-512, BFLOAT16, VNNI
Release dateQ4/2024
Release price
DocumentsTechnical data sheet

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AMD EPYC 9645
AMD EPYC 9645
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