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Key specs
Cores
12
Threads
24
Boost Clock
4.6 GHz
TDP
105 W
Socket
AM4
Process
7 nm
Benchmarks
Rating
48
Cinebench 2024 Single-Core
74
Cinebench 2024 Multi-Core
982
TDP
105 W
Cache L3
64MB
Cinebench 2024 (Single)
74
Cinebench 2024 (Multi)
982
Geekbench 6 (Single-Core)
1699
Geekbench 6 (Multi-Core)
10,470
Passmark CPU (Single-Core)
2703
Passmark CPU (Multi-Core)
32,492
Blender CPU
278.98
GeekBench v6
File compression
872.1 MB/sec
Clang compilation
104.4 Klines/sec
HTML 5 Browser
209.4 pages/sec
PDF Renderer
299.9 Mpixels/sec
Text processing
144.4 pages/sec
Background blur
41.1 images/sec
Photo processing
75.2 images/sec
Ray tracing
24.4 Mpixels/sec
PassMark
Integer math
99.4 GOps/sec
Floating point math
58.4 GOps/sec
Find prime numbers
213M Primes/sec
Random string sorting
48.2M Strings/sec
Data encryption
28.6 GBytes/sec
Data compression
448.8 MBytes/sec
Physics
1782 Frames/sec
Extended instructions
29.2B Matrices/sec
Performance Per Watt
Cinebench 2024 / Watt
9.4 PPW
Geekbench 6 Multi / Watt
99.7 PPW
Passmark CPU Mark / Watt
309.4 PPW
Blender / Watt
2.66 PPW
General
Vendor
Amd
Released
July 7, 2019
Type
Desktop
Instruction Set
x86-64
Integrated GPU
No
Intel Equivalent
- Intel Core i9 9900K
Successor
- AMD Ryzen 9 9900X
CPU
P-Cores
12
P-Threads
24
Base Frequency (P)
3.8 GHz
Turbo Boost Frequency (P)
4.6 GHz
Total Cores
12
Total Threads
24
Bus Frequency
100 MHz
Multiplier
38x
L1 Cache
64K (per core)
L2 Cache
512K (per core)
L3 Cache
64MB (shared)
Unlocked Multiplier
Yes
Package
Transistors
3.8 billions
Fabrication Process
7 nm
TDP (PL1)
105 W
Socket
AM4
Peak Temperature
95°C
Memory Support
Memory Types
- DDR4-3200
Max. Memory Size
128 GB
Memory Channels
2
Max. Memory Bandwidth
47.68 GB/s
ECC Support
Yes
Misc
Official Site
AMD Ryzen 9 3900X official page
PCI Express Version
4.0
PCI Express Lanes
16
Technologies
- Compute: BMI1, BMI2, F16C, SHA - Performance: Precision Boost 2, SMT, XFR 2 - Virtualization: AMD-V - Security: EVP, SMAP, SMEP