AMD Ryzen Threadripper PRO 9955WX
AMD Ryzen Threadripper PRO 9955WX is a Server processor from AMD. It began to be released in July 2025. The CPU belongs to the Shimada Peak family. It has a frequency of 4.5 GHz. The processor has 16 cores and 32 threads. And the processor is also made using 4 nm technology. Its characteristics, as well as benchmark results, are presented in more detail below.
Basic
Label Name
AMD
Platform
Server
Launch Date
July 2025
Model Name
?
The Intel processor number is just one of several factors - along with processor brand, system configurations, and system-level benchmarks - to be considered when choosing the right processor for your computing needs.
Ryzen Threadripper PRO 9955WX
Code Name
Shimada Peak
Foundry
TSMC
Generation
Ryzen Threadripper (Zen 4 (Storm Peak))
CPU Specifications
Total Cores
?
Cores is a hardware term that describes the number of independent central processing units in a single computing component (die or chip).
16
Total Threads
?
Where applicable, Intel® Hyper-Threading Technology is only available on Performance-cores.
32
Performance-core Base Frequency
4.5 GHz
Performance-core Max Turbo Frequency
?
Maximum P-core turbo frequency derived from Intel® Turbo Boost Technology.
5.4 GHz
L1 Cache
64 KB per core
L2 Cache
1 MB per core
L3 Cache
64 MB shared
Bus Frequency
100 MHz
Multiplier
45.0
Unlocked Multiplier
Yes
CPU Socket
?
The socket is the component that provides the mechanical and electrical connections between the processor and motherboard.
AMD Socket sTR5
Technology
?
Lithography refers to the semiconductor technology used to manufacture an integrated circuit, and is reported in nanometer (nm), indicative of the size of features built on the semiconductor.
4 nm
TDP
350 W
Max. Operating Temperature
?
Junction Temperature is the maximum temperature allowed at the processor die.
95°C
PCIe Version
?
PCI Express is a high-speed serial computer expansion bus standard used for connecting high-speed components, replacing older standards such as AGP, PCI, and PCI-X. It has gone through multiple revisions and improvements since its initial release. PCIe 1.0 was first introduced in 2002, and in order to meet the growing demand for higher bandwidth, subsequent versions have been released over time.
5
Transistor Count
16.63 billions
Memory Specifications
Memory Type
?
Intel® processors come in four different types: Single Channel, Dual Channel, Triple Channel, and Flex Mode. Maximum supported memory speed may be lower when populating multiple DIMMs per channel on products that support multiple memory channels.
DDR5-6400
Max Memory Size
?
Max memory size refers to the maximum memory capacity supported by the processor.
2 TB
Memory Channels
?
The number of memory channels refers to the bandwidth operation for real world application.
8
ECC Memory Support
Yes
GPU Specifications
Integrated Graphics Model
?
An integrated GPU refers to the graphics core that is integrated into the CPU processor. Leveraging the processor's powerful computational capabilities and intelligent power efficiency management, it delivers outstanding graphics performance and a smooth application experience at a lower power consumption.
N/A
Miscellaneous
PCIe Lanes
128
