Core Ultra 9 285K

- Socket
- LGA1851
- Cores / threads
- 24 (8P + 16E) / 24
- Boost
- 5.7 GHz
- Cache
- 76 MB
- TDP
- 125 W
- Relative performance
- 79
- Performance per dollar
- 0.18
Amazon · 07/10/2026
Zen 3 · Ryzen 5000 series · Socket AM4 · 16 cores and 32 threads

Manufacturer data. Some data is still pending verification.
Verification (04/10/2026). Cross-checked on 2026-10-04 against retailer listings and media reviews that replicate AMD's data. Still to be confirmed on AMD's official page.
Loaded but yet to be confirmed: Release date (month; one source says 08/15/2024 and others 07/31/2024).
Not loaded, to avoid making them up: Maximum temperature (Tjmax), PCIe lanes.
Each result states its source and the date it was taken.
Productivity
57
Blender Open Data
No sourced gaming benchmarks.
Source: Blender Open Data · 06/10/2026
No sourced power measurements. What we do have is the manufacturer's official power rating (specifications table).
No sourced temperature measurements. The official maximum temperature (Tjmax) appears in the table when it has been verified.
Which motherboard and memory you need, with a warning if a combination won't work.
CPU
AMD Ryzen 9 5900XT
Socket
AM4
Chipset
A320 / B350 / X370 / B450 / X470 / A520 / B550 / X570
RAM
DDR4
GPU
PCIe 4.0 (any current PCIe GPU)
Check your combination
Choose a chipset or a RAM type to see if they fit this processor.
Amazon
Price updated on 07/10/2026
Check today's price (opens in a new tab)Objective summary based on the official specifications.

Amazon · 07/10/2026

Amazon · 07/10/2026
