AMD EPYC 9455

AMD EPYC 9455
Benchmarks & Specs

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The AMD EPYC 9455 proves to be a current solution for demanding server environments. This processor is based on the advanced Turin architecture with its Zen 5 cores. It is manufactured in the efficient 4 nm process. This enables very good computing performance with optimized energy consumption at the same time.

Particularly noteworthy is the extensive Level 3 cache of 192 MB. It ensures quick access to frequently used data. This is crucial for processing large workloads. A very high maximum memory bandwidth of 576 GB/s also enables the rapid processing of huge amounts of data. This is a clear advantage for all data-intensive applications and complex calculations.

We observe that the support for PCIe 5.0 ensures a fast connection of peripheral devices and storage systems. This increases the flexibility and scalability of the platform. The AMD EPYC 9455 is therefore a solid foundation for data centers and cloud infrastructures. It offers the necessary performance and is well equipped for modern requirements.

Its architecture is truly future-oriented.
  • Turin (Zen 5) architecture & 4 nm manufacturing
  • 192 MB Level 3 Cache
  • 576 GB/s maximum memory bandwidth
  • PCIe 5.0 support

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 / Threads48 / 96
Hyperthreading / SMT
Core architecturenormal
Cores: 48x Zen 5
Frequency: 3.15 GHz
Turbo Frequency (1 Core): 4.40 GHz
Turbo Frequency (48 Cores): 4.10 GHz
L2-Cache
L3-Cache192.00 MB
OverclockingNo

Memory & PCIe

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

Thermal Management

PropertyValue
TDP300 W
TDP (PL2)
TDP up300 W
TDP down240 W
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 dateQ3/2024
Release price5412 $
DocumentsTechnical data sheet

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AMD EPYC 9455
AMD EPYC 9455
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