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AMD Ryzen PRO 5 7645 vs Apple M1 Ultra: Comparison
What is the difference between AMD Ryzen PRO 5 7645 and Apple M1 Ultra?
Expect a near tie. The closest thing to a difference is total cores, AMD Ryzen PRO 5 7645 6 against Apple M1 Ultra 20. P-core base clock is not the same on both, 3.8 GHz on the AMD Ryzen PRO 5 7645 versus 2.064 GHz on the Apple M1 Ultra. There is a split on tdp as well, 65 W on the AMD Ryzen PRO 5 7645 versus 60 W on the Apple M1 Ultra. They differ on release year too, 2023 on the AMD Ryzen PRO 5 7645 versus 2022 on the Apple M1 Ultra. There is a split on microarchitecture as well, Zen 4 on the AMD Ryzen PRO 5 7645 versus Apple Silicon, First Generation on the Apple M1 Ultra.
AMD Ryzen PRO 5 7645 vs Apple M1 Ultra: which one fits your build
The AMD Ryzen PRO 5 7645 suits mainstream desktops and everyday productivity, though it is not built for competitive gaming rigs and heavy content creation. it is the wrong buy for anyone needing a portable chip, this is desktop-only silicon. It is equally the pick for Mac Studio buyers running the most demanding local video, 3D, or scientific computing workloads that can use 20 CPU cores. It is not the one for typical everyday or light creative use, where the cost premium over the M1 Max isn't justified. Our rating of the AMD Ryzen PRO 5 7645 (7.9/10): the AMD Ryzen PRO 5 7645 is a well-rounded mainstream desktop chip that covers everyday computing and light gaming without a premium price tag.
Frequently asked questions
Do the AMD Ryzen PRO 5 7645 and Apple M1 Ultra differ on performance cores?
Yes. Performance Cores reads 6 on the AMD Ryzen PRO 5 7645 versus 16 on the Apple M1 Ultra.
Is the Integrated Graphics the same on the AMD Ryzen PRO 5 7645 and Apple M1 Ultra?
It is. Both are listed at Yes, so it is not a reason to pick one over the other.
Specs and benchmarks
Form Factor
- AMD Ryzen PRO 5 7645
- Desktop
- Apple M1 Ultra
- Desktop
Release Year
- AMD Ryzen PRO 5 7645
- 2023
- Apple M1 Ultra
- 2022
TDP
- AMD Ryzen PRO 5 7645
- 65 W
- Apple M1 Ultra
- 60 W
Market Segment
- AMD Ryzen PRO 5 7645
- Desktop
- Apple M1 Ultra
- Desktop
Microarchitecture
- AMD Ryzen PRO 5 7645
- Zen 4 (7000 series)
- Apple M1 Ultra
- Apple Silicon, First Generation
Process Node
- AMD Ryzen PRO 5 7645
- 5 nm
- Apple M1 Ultra
- 5 nm
Total Cores
- AMD Ryzen PRO 5 7645
- 6
- Apple M1 Ultra
- 20Best
Performance Cores
- AMD Ryzen PRO 5 7645
- 6
- Apple M1 Ultra
- 16Best
Efficiency Cores
- AMD Ryzen PRO 5 7645
- 0
- Apple M1 Ultra
- 4Best
Total Threads
- AMD Ryzen PRO 5 7645
- 12
- Apple M1 Ultra
- 20Best
SMT Enabled
- AMD Ryzen PRO 5 7645
- Yes
- Apple M1 Ultra
- No
P-Core Base Clock
- AMD Ryzen PRO 5 7645
- 3.8 GHz
- Apple M1 Ultra
- 2.064 GHz
P-Core Boost Clock
- AMD Ryzen PRO 5 7645
- 4.9 GHz
- Apple M1 Ultra
- 3.2 GHz
Base Power
- AMD Ryzen PRO 5 7645
- 65 W
- Apple M1 Ultra
- 60 W
Integrated Graphics
- AMD Ryzen PRO 5 7645
- Yes
- Apple M1 Ultra
- Yes
Which one should you pick?
Choose 7645 if you already have it on hand or find it at a lower price.
Choose M1 Ultra if you already have it on hand or find it at a lower price.
Verdict
AMD Ryzen PRO 5 7645
7.9 / 10 Expert Rating
The AMD Ryzen PRO 5 7645 is a well-rounded mainstream desktop chip that covers everyday computing and light gaming without a premium price tag.




