Cores: 12L3 cache: 64MB (shared)TDP: 65 W Transistor size: 4 nm
Ryzen 9 Pro 9945 - desktop processor produced by Amd for socket AM5 that has 12 cores and 24 threads. The base clock frequency of the CPU is 3400 MHz, but due to Turbo Core technology, it can perform up to 5400 MHz. The size of the L3 cache is 64 MB. Please note that this chip has integrated graphics Radeon Graphics.
Single-Core Performance
90
Multi-Core Performance
61
NanoReview Final Score
77
Compare AMD Ryzen 9 Pro 9945 with other CPUs
Test in Benchmarks
Performance test of AMD Ryzen 9 Pro 9945 in benchmarks
Cinebench
Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
135
Cinebench 2024 (Multi)
1231
GeekBench v6
The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
3287
Geekbench 6 (Multi-Core)
16203
File compression
1320 MB/sec
Clang compilation
157.1 Klines/sec
HTML 5 Browser
254.3 pages/sec
PDF Renderer
457.4 Mpixels/sec
Text processing
351.6 pages/sec
Background blur
68.2 images/sec
Photo processing
98.8 images/sec
Ray tracing
35.4 Mpixels/sec
PassMark
Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
4619
Passmark CPU (Multi-Core)
48664
Integer math
171.2 GOps/sec
Floating point math
107.3 GOps/sec
Find prime numbers
342M Primes/sec
Random string sorting
62.5M Strings/sec
Data encryption
30.5 GBytes/sec
Data compression
580 MBytes/sec
Physics
2902 Frames/sec
Extended instructions
44.4B Matrices/sec
Sources:
PassMark
[3]
–
25
samples
Performance Per Watt
Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt
18.9 PPW
Geekbench 6 Multi / Watt
249.3 PPW
Passmark CPU Mark / Watt
748.7 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.
Specifications
Ryzen 9 Pro 9945 technical specifications
Vendor
Amd
Released
January 5, 2026
Type
Desktop
Instruction Set
x86-64
Codename
Zen 5 (Granite Ridge)
Model number
9945
Integrated GPU
Radeon Graphics
Performance Cores
P-Cores
12
P-Threads
24
Base Frequency (P)
3.4 GHz
Turbo Boost Frequency (P)
5.4 GHz
Total
Total Cores
12
Total Threads
24
Bus Frequency
100 MHz
Multiplier
34x
L1 Cache
80K (per core)
L2 Cache
1MB (per core)
L3 Cache
64MB (shared)
Unlocked Multiplier
Yes
Fabrication Process
4 nm
TDP (PL1)
65 W
Socket
AM5
Peak Temperature
95°C
Integrated Graphics
Radeon Graphics
GPU Base Clock
400 MHz
GPU Boost Clock
2200 MHz
Shading Units
128
TMUs
8
ROPs
4
Execution Units
2
TGP
15 W
Memory Types
- DDR5-5600
Max. Memory Size
192 GB
Memory Channels
2
Max. Memory Bandwidth
89.6 GB/s
ECC Support
Yes
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