CPU Comparison: AMD Ryzen 7 9800X3D vs AMD Ryzen 9 3900XT

Key Findings

  • The AMD Ryzen 7 9800X3D leads in single-threaded performance by up to 61.4%
  • In multi-threaded workloads, the AMD Ryzen 7 9800X3D shows superior performance with a 22.6% advantage
  • The AMD Ryzen 9 3900XT has the highest core count with 12 cores

Performance Rankings & Market Position

AMD Ryzen 7 9800X3D

Desktop
Release Date
Q4 2024
Market Position
214th fastest in multithreading
4890 CPUs33rd fastest in single threading
4890 CPUs61st fastest in
1398 Desktop CPUs

AMD Ryzen 9 3900XT

Desktop
Release Date
Q3 2020
Market Position
292nd fastest in multithreading
4890 CPUs637th fastest in single threading
4890 CPUs90th fastest in
1398 Desktop CPUs

Performance

Single-Thread Performance

9800X3D
4,431
3900XT
2,746

Multi-Thread Performance

9800X3D
40,043
3900XT
32,666

Specifications: AMD Ryzen 7 9800X3D vs AMD Ryzen 9 3900XT

💻CPU Model
AMD Ryzen 7 9800X3D
9800X3D
AMD Ryzen 9 3900XT
3900XT
🔄Other Names
AMD Ryzen 7 9800X3D 8-Core Processor
9800X3D
AMD Ryzen 9 3900XT 12-Core Processor
3900XT
⚡Base Clock
4.7 GHz
9800X3D
3.8 GHz
3900XT
🚀Turbo Clock
5.2 GHz
9800X3D
4.7 GHz
3900XT
💻Cores/Threads
8 Threads: 16
9800X3D
12 Threads: 24
3900XT
🔌Socket
AM5
9800X3D
AM4
3900XT
⚡TDP
120 W
9800X3D
105 W
3900XT
💾Cache
L1 Instruction Cache: 8 x 32 KBL1 Data Cache: 8 x 48 KBL2 Cache: 8 x 1024 KBL3 Cache: 96 MB
9800X3D
L1 Instruction Cache: 12 x 32 KBL1 Data Cache: 12 x 32 KBL2 Cache: 12 x 512 KBL3 Cache: 64 MB
3900XT

The AMD Ryzen 7 9800X3D and AMD Ryzen 9 3900XT compete in the Desktop segment. The AMD Ryzen 7 9800X3D shows superior single-thread performance, making it better for tasks like gaming and light workloads.

For multi-threaded applications, the AMD Ryzen 9 3900XT takes the lead, despite having the same core count.

Power consumption differs significantly, with the AMD Ryzen 7 9800X3D drawing more power under load (120W vs 105W). This may impact system thermal design and power supply requirements.