CPU Comparison: Intel Core i9-12900K vs Intel Core Ultra 5 245K

Key Findings

The Intel Core Ultra 5 245K leads in single-threaded performance by up to 10.3%
Multi-threaded performance is comparable among all CPUs

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

Intel Core Ultra 5 245K

Desktop

Release Date

Q4 2024

Market Position

179th fastest in multithreading

4890 CPUs5th fastest in single threading

4890 CPUs49th fastest in

1398 Desktop CPUs

Performance

Single-Thread Performance

i9-12900K

4,344

245K

4,790

Multi-Thread Performance

i9-12900K

44,011

245K

44,396

Specifications: Intel Core i9-12900K vs Intel Core Ultra 5 245K

💻CPU Model

Intel Core i9-12900K

i9-12900K

Intel Core Ultra 5 245K

245K

🔄Other Names

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

i9-12900K

Intel(R) Core(TM) Ultra 5 245KF

245K

⚡Base Clock

N/A

i9-12900K

N/A

245K

🚀Turbo Clock

N/A

i9-12900K

N/A

245K

💻Cores/Threads

N/A

i9-12900K

N/A

245K

🔌Socket

LGA 1700

i9-12900K

FCLGA1851

245K

⚡TDP

150 W

i9-12900K

125 W

245K

💾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: 6 x 64 KBL1 Data Cache: 6 x 48 KBL2 Cache: 6 x 3072 KBL3 Cache: 24 MB

245K

The Intel Core i9-12900K and Intel Core Ultra 5 245K compete in the Desktop segment. The Intel Core Ultra 5 245K leads in single-thread performance, which is crucial for gaming and everyday tasks.

For multi-threaded applications, the Intel Core Ultra 5 245K 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 125W). This may impact system thermal design and power supply requirements.