AMD · 2019
AMD Ryzen 9 3900
The AMD Ryzen 9 3900 is a 12-core, 24-thread desktop processor based on the Zen 2 microarchitecture, released in 2019.
The AMD Ryzen 9 3900 is a desktop processor launched on October 8, 2019, as part of the third-generation Ryzen series. It features 12 cores and 24 threads with a base clock of 3.1 GHz and a boost clock of 4.3 GHz. Built on the 7 nm process node, it has a total L1 cache of 768 KB, L2 cache of 6 MB, and L3 cache of 64 MB. The processor supports DDR4-3200 memory in dual-channel configuration and has 24 PCIe 4.0 lanes. It uses the AM4 socket and has a TDP of 65 W. The multiplier is unlocked, allowing overclocking. It does not include integrated graphics or ECC memory support.
Specifications
| Microarchitecture unverified | Zen 2 |
|---|---|
| Cores unverified | 12 |
| Threads unverified | 24 |
| Base clock unverified | 3.1 GHz |
| Boost clock unverified | 4.3 GHz |
| L1 cache (total) unverified | 768 KB |
| L2 cache (total) unverified | 6 MB |
| L3 cache unverified | 64 MB |
| Process node unverified | 7 nm |
| TDP / base power unverified | 65 W |
| Socket unverified | AM4 |
| Memory support unverified | DDR4-3200 dual-channel |
| Memory channels unverified | 2 |
| ECC memory support unverified | No |
| Integrated graphics unverified | None |
| PCIe lanes (CPU) unverified | 24 |
| PCIe version unverified | 4.0 |
| Instruction sets unverified | x86-64 |
| Unlocked multiplier unverified | Yes |
| Release date unverified | 2019-10-08 |
| Release year unverified | 2019 |
| Launch MSRP unverified | OEM USD |