CPU Comparison: AMD Ryzen 7 7840U vs AMD Ryzen 9 5900HX
Key Findings
- The AMD Ryzen 7 7840U leads in single-threaded performance by up to 12.8%
- In multi-threaded workloads, the AMD Ryzen 7 7840U shows superior performance with a 11.0% advantage
Performance Rankings & Market Position
AMD Ryzen 7 7840U
Release Date
Q2 2023
Market Position
467th fastest in multithreading
4890 CPUs246th fastest in single threading
4890 CPUs63rd fastest in
1434 Laptop CPUs
AMD Ryzen 9 5900HX
Release Date
Q1 2021
Market Position
557th fastest in multithreading
4890 CPUs436th fastest in single threading
4890 CPUs100th fastest in
1434 Laptop CPUs
Performance
Single-Thread Performance
7840U
3,602
5900HX
3,193
Multi-Thread Performance
7840U
24,990
5900HX
22,513
Specifications: AMD Ryzen 7 7840U vs AMD Ryzen 9 5900HX
💻CPU Model
AMD Ryzen 7 7840U
7840U
AMD Ryzen 9 5900HX
5900HX
🔄Other Names
AMD Ryzen 7 7840U w/ Radeon 780M Graphics, AMD Ryzen 7 7840U w/ Radeon 780M Graphics, AMD Ryzen 7 7840U w/ Radeon(TM) 780M Graphics, AMD Ryzen 7 7840U with Radeon 780M Graphics
7840U
AMD Ryzen 9 5900HX with Radeon Graphics
5900HX
âš¡Base Clock
3.3 GHz
7840U
3.3 GHz
5900HX
🚀Turbo Clock
5.1 GHz
7840U
4.6 GHz
5900HX
💻Cores/Threads
8 Threads: 16
7840U
8 Threads: 16
5900HX
🔌Socket
N/A
7840U
FP6
5900HX
âš¡TDP
30 W
7840U
45 W
5900HX
💾Cache
L1 Instruction Cache: 8 x 32 KBL1 Data Cache: 8 x 32 KBL2 Cache: 8 x 1024 KBL3 Cache: 16 MB
7840U
L1 Instruction Cache: 8 x 32 KBL1 Data Cache: 8 x 32 KBL2 Cache: 8 x 512 KBL3 Cache: 16 MB
5900HX
The AMD Ryzen 7 7840U and AMD Ryzen 9 5900HX compete in the Laptop segment. The AMD Ryzen 7 7840U shows superior single-thread performance, making it better for tasks like gaming and light workloads.
For multi-threaded applications, the AMD Ryzen 9 5900HX takes the lead, despite having the same core count.
Power consumption differs significantly, with the AMD Ryzen 9 5900HX drawing more power under load (45W vs 30W). This may impact system thermal design and power supply requirements.
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