CPU Comparison: Intel Core i9-12900K vs AMD Ryzen 9 PRO 5945

Key Findings

The Intel Core i9-12900K leads in single-threaded performance by up to 24.2%
In multi-threaded workloads, the Intel Core i9-12900K shows superior performance with a 27.3% advantage
The AMD Ryzen 9 PRO 5945 has the highest core count with 12 cores

Performance Rankings & Market Position

Intel Core i9-12900K

Desktop

Release Date

Q2 2022

Market Position

183rd fastest in multithreading

4890 CPUs37th fastest in single threading

4890 CPUs51st fastest in

1398 Desktop CPUs

AMD Ryzen 9 PRO 5945

Desktop

Release Date

Q3 2022

Market Position

260th fastest in multithreading

4890 CPUs287th fastest in single threading

4890 CPUs80th fastest in

1398 Desktop CPUs

Performance

Single-Thread Performance

i9-12900K

4,344

5945

3,497

Multi-Thread Performance

i9-12900K

44,011

5945

34,573

Specifications: Intel Core i9-12900K vs AMD Ryzen 9 PRO 5945

💻CPU Model

Intel Core i9-12900K

i9-12900K

AMD Ryzen 9 PRO 5945

5945

🔄Other Names

12th Gen Intel(R) Core(TM) i9-12900KS, 12th Gen Intel Core i9-12900KS

i9-12900K

AMD Ryzen 9 PRO 5945 12-Core Processor

5945

⚡Base Clock

N/A

i9-12900K

3.0 GHz

5945

🚀Turbo Clock

N/A

i9-12900K

4.7 GHz

5945

💻Cores/Threads

N/A

i9-12900K

12 Threads: 24

5945

🔌Socket

LGA 1700

i9-12900K

AM4

5945

⚡TDP

150 W

i9-12900K

65 W

5945

💾Cache

L1 Instruction Cache: 8 x 32 KBL1 Data Cache: 8 x 48 KBL2 Cache: 8 x 1280 KBL3 Cache: 30 MB

i9-12900K

L1 Instruction Cache: 12 x 32 KBL1 Data Cache: 12 x 32 KBL2 Cache: 12 x 512 KBL3 Cache: 64 MB

5945

The Intel Core i9-12900K and AMD Ryzen 9 PRO 5945 compete in the Desktop segment. The Intel Core i9-12900K shows superior single-thread performance, making it better for tasks like gaming and light workloads.

For multi-threaded applications, the AMD Ryzen 9 PRO 5945 takes the lead, despite having the same core count.

Power consumption differs significantly, with the Intel Core i9-12900K drawing more power under load (150W vs 65W). This may impact system thermal design and power supply requirements.