AMD Ryzen 9 3900
AMD Ryzen 9 3900
Technical Highlights
About this CPU
AMD Ryzen 9 3900 is a Zen 2 desktop processor for socket AM4 with 12 cores and 24 threads.
Overall Score Of AMD Ryzen 9 3900
This summarizes how AMD Ryzen 9 3900 scores across single-core performance, multi-core performance, CPU architecture, memory architecture, and energy efficiency.
General Information of AMD Ryzen 9 3900
CPU Name
AMD Ryzen 9 3900
Vendor
AMD
Release Date
September 24, 2019
Generation
Ryzen 3000 Series
Type
Desktop
Instruction Set
x86-64
Codename
Zen 2 (Matisse)
Foundry
TSMC
Package and Thermals of AMD Ryzen 9 3900
Manufacturing Process
7 nm
Max Temp (TJMax)
Excellent95°C
Transistor Count
3.8 billion
TDP (PL1)
65 W
Socket
AM4
CPU Cores of AMD Ryzen 9 3900
Performance Cores
P-Cores
12
P-Threads
Excellent24
P-Core Base Frequency
Good3.1 GHz
P-Core Turbo Frequency
Good4.3 GHz
Total
Total Cores
12
Total Threads
Excellent24
Bus Frequency
Top tier100 MHz
Unlocked Multiplier
Yes
L1 Cache
64 KB per core
L2 Cache
0.5 MB per core
NPU
No
Memory Support of AMD Ryzen 9 3900
Memory Types
GoodDDR4-3200
Max Memory Size
Good128 GB
Memory Channels
2
Max Memory Bandwidth
47.68 GB/s
ECC Support
Yes
Technologies
BMI1, BMI2, F16C, SHA; Precision Boost 2, SMT, XFR 2; AMD-V; EVP, SMAP, SMEP
Benchmarks of AMD Ryzen 9 3900
PassMark CPU
Benchmark results for this category.
Performance Charts Of AMD Ryzen 9 3900
These charts show how AMD Ryzen 9 3900 balances CPU benchmark performance and relative score versus current market leaders.
Performance Radar Chart
Performance Benchmarks
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Frequently Asked Questions about AMD Ryzen 9 3900
The AMD Ryzen 9 3900 was officially released in September 24, 2019, targeting the Desktop market.
The AMD Ryzen 9 3900 is equipped with 12 cores and 24 threads, making it a powerhouse for heavily threaded professional workloads like video editing and 3D rendering.
The AMD Ryzen 9 3900 uses the AM4 socket. This is a critical specification for compatibility, as it dictates which motherboards can support this processor.
The AMD Ryzen 9 3900 operates at a base clock frequency of 3.1 GHz for its performance cores. This is the speed the processor runs at under normal, non-intensive workloads.
The AMD Ryzen 9 3900 can reach a maximum turbo boost frequency of 4.3 GHz on its performance cores. This allows the CPU to dynamically increase its speed to handle demanding tasks and gaming workloads.
The AMD Ryzen 9 3900 has a maximum junction temperature (TjMax) of 95°C. This is the maximum temperature possible before the processor initiates thermal throttling or shuts down to prevent permanent damage.
With an overall performance rating of 69%, the AMD Ryzen 9 3900 is considered a solid mid-range processor in our comprehensive CPU database.
The AMD Ryzen 9 3900 has a base power consumption (TDP) of 65 W. This value is important for choosing an adequate CPU cooler and determining your overall system power requirements.
The AMD Ryzen 9 3900 supports DDR4-3200 memory, dictating the RAM speeds and capacities you can pair with this processor.
The AMD Ryzen 9 3900 does not have integrated graphics and requires a dedicated graphics card.
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