AMD Ryzen 9 3900X
CPU Cores
12
Max. Frequency
4.6 GHz
Cache
64 MB
AMD Ryzen 9 3900X General Information
Launch Date Launch Price
Q3 2019 $499.0
Part Numbers
- 100-100000023BOX
- 100-000000023
Fab Process
7 nm (TSMC)
CPU Size
40.0 x 40.0 mm
TDP
105.0 W
Multi-chip module (MCM)
3
Socket
Transistor Count (Million)
9690.0
Die Size
273 mm2
AMD Ryzen 9 3900X Core Information
Micro-architecture
- Zen 2
Codename
Matisse
Core Stepping
- B0
Cores
12
Threads
24
Base Frequency
3.8 GHz
Turbo Frequency
4.6 GHz
L1 Cache (Instruction)
384 KB
L1 Cache (Data)
384 KB
L2 Cache
6 MB
L3 Cache
64 MB
Multiplier
38.0
Turbo Multiplier
46.0
AMD Ryzen 9 3900X Features
Data width
64 bits
Scalability
1 CPUs
Bus
Infinity Fabric
Bus Frequency
100 MHz
Instruction Set
- MMX
- SSE
- SSE2
- SSE3
- SSSE3
- SSE4.1
- SSE4.2
- SSE4a
- AES
- AVX
- AVX2
- BMI1
- BMI2
- F16C
- FMA3
- SHA
- ABM
- AMD64
Features
- NX bit
- AMD-V
- SMT
AMD Ryzen 9 3900X Memory
Memory Type
- DDR4-3200
Memory Bandwidth
51.2 GB/s
Memory Channels
2
Max Memory Size
128 GB
ECC Memory Support
Yes
AMD Ryzen 9 3900X Graphics Information
Graphics information not available!
AMD Ryzen 9 3900X PCI Express Information
PCI Express Revision
4.0
PCI Express Lanes
24
PCI Express Config
1x16 or 2x8 (GPU) + 1x4 (GPP) + 1x4 (PCH)
AMD Ryzen 9 3900X Benchmarks
Cinebench R20 (Single-Core)
502
Cinebench R20 (Multi-Core)
7155
Cinebench R15 (Single-Core)
206
Cinebench R15 (Multi-Core)
3160
AMD Ryzen 9 3900X Notes
MCM: 2 x CCD (7 nm) + 1 x IOD (12 nm)
AMD Ryzen 9 3900X Related CPU list
- NameModel Score