Ryzen 9 9900X3D vs Ryzen 9 3950X
AMD · Released Mar 12, 2025
Ryzen 9 9900X3D
- SocketAM5
- MemoryDDR5
- AM5: Older AM5 boards may need a BIOS update for newer Ryzen chips.
- Threads
- 24
- Cores
- 12
- Max Boost
- 5.5GHz
- L3 Cache
- 128MB
- Base Clock
- 4.4GHz
- TDP
- 120W
Where to buy
Stores
On eBay · marketplace, independent sellers
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Compare
Side-by-side
Ryzen 9 9900X3D has about a 3% higher spec score than Ryzen 9 3950X and launched at $150 less.
$599(better)
Launch MSRP
$749
72.9(better)
Spec score
70.8
24
Threads
32(better)
12
Cores
16(better)
5.5GHz(better)
Max Boost
4.7GHz
128MB(better)
L3 Cache
64MB
4.4GHz(better)
Base Clock
3.5GHz
120W
TDP
105W(better)
AM5
Socket
AM4
DDR5
Memory
DDR4
Mar 12, 2025
Released
Nov 25, 2019