Key facts
Production status: Active
Release date: 2020-02-07
Cores / Threads: 64 / 128
Base clock: 2900 MHz
Turbo clock: 4300 MHz
TDP: 280 W
Process: 7 nm
Codename: Castle Peak
Generation: Ryzen Threadripper (Zen 2 (Castle Peak))
All available specs
| Field | Value |
|---|---|
| name | Ryzen Threadripper 3990X |
| Socket | AMD Socket TRX4 |
| Foundry | TSMC |
| Process Size | 7 nm |
| Transistors | 30,400 million |
| Die Size | 8x 74 mm² |
| Package | sTRX4 |
| Market | Desktop |
| Production Status | Active |
| Release Date | Feb 7th, 2020 |
| Part# | 100-000000163 100-100000163WOF |
| Frequency | 2.9 GHz |
| Turbo Clock | up to 4.3 GHz |
| Base Clock | 100 MHz |
| Multiplier | 29.0x |
| Multiplier Unlocked | Yes |
| Codename | Castle Peak |
| Generation | Ryzen Threadripper (Zen 2 (Castle Peak)) |
| Memory Support | DDR4 |
| ECC Memory | No |
| # of Cores | 64 |
| # of Threads | 128 |
| SMP # CPUs | 1 |
| Integrated Graphics | N/A |
| Cache L1 | 64 KB (per core) |
| Cache L2 | 512 KB (per core) |
| Features | MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AES, AVX, AVX2, BMI1, BMI2, SHA, F16C, FMA3, AMD64, EVP, AMD-V, SMAP, SMEP, SMT, Precision Boost 2, XFR 2 |
| Rated Speed | 3200 MT/s |
| Memory Bus | Quad-channel |
| Memory Bandwidth | 102.4 GB/s |
| Launch Price | $3,990 |
| PCI-Express | Gen 4, 64 Lanes (CPU only) |
| Cache L3 | 256 MB |
| tCaseMax | 95°C |
| FP32 | 13,209.6 GFLOPS |
| I/O Process Size | 14 nm |
| I/O Die Size | 416 mm² |
| Benchmark rank | 8 |
| Benchmark samples | 179 |
| Benchmark price | 7462.95 |
| Benchmark category | Desktop |
| Benchmark socket | sTRX4 |
| Benchmark date | 2020-02-01 |
| Benchmark TDP (W) | 280 |
| Benchmark base (MHz) | 2900 |
| Benchmark turbo (MHz) | 4300 |
| Benchmark cores | 64 |
| Benchmark threads per core | 2 |
| Benchmark threads | 128 |