CPU Comparison: AMD Ryzen 7 7840S vs AMD Ryzen 7 PRO 7840U
Key Findings
- All CPUs perform similarly in single-threaded tasks
- Multi-threaded performance is comparable among all CPUs
Performance Rankings & Market Position
AMD Ryzen 7 7840S
Release Date
Q3 2023
Market Position
494th fastest in multithreading
4890 CPUs219th fastest in single threading
4890 CPUs72nd fastest in
1434 Laptop CPUs
AMD Ryzen 7 PRO 7840U
Release Date
Q2 2023
Market Position
481st fastest in multithreading
4890 CPUs213th fastest in single threading
4890 CPUs68th fastest in
1434 Laptop CPUs
Performance
Single-Thread Performance
7840S
3,685
7840U
3,689
Multi-Thread Performance
7840S
24,309
7840U
24,732
Specifications: AMD Ryzen 7 7840S vs AMD Ryzen 7 PRO 7840U
💻CPU Model
AMD Ryzen 7 7840S
7840S
AMD Ryzen 7 PRO 7840U
7840U
🔄Other Names
AMD Ryzen 7 7840S with Radeon 780M Graphics
7840S
AMD Ryzen 7 PRO 7840U w/ Radeon 780M Graphics
7840U
âš¡Base Clock
3.8 GHz
7840S
3.3 GHz
7840U
🚀Turbo Clock
5.1 GHz
7840S
5.1 GHz
7840U
💻Cores/Threads
8 Threads: 16
7840S
8 Threads: 16
7840U
🔌Socket
FP7 FP7r2 FP8
7840S
N/A
7840U
âš¡TDP
54 W
7840S
30 W
7840U
💾Cache
L1 Instruction Cache: 8 x 32 KBL1 Data Cache: 8 x 32 KBL2 Cache: 8 x 1024 KBL3 Cache: 16 MB
7840S
L1 Instruction Cache: 8 x 32 KBL1 Data Cache: 8 x 32 KBL2 Cache: 8 x 1024 KBL3 Cache: 16 MB
7840U
The AMD Ryzen 7 7840S and AMD Ryzen 7 PRO 7840U compete in the Laptop segment. The AMD Ryzen 7 PRO 7840U leads in single-thread performance, which is crucial for gaming and everyday tasks.
For multi-threaded applications, the AMD Ryzen 7 PRO 7840U takes the lead, despite having the same core count.
Power consumption differs significantly, with the AMD Ryzen 7 7840S drawing more power under load (54W vs 30W). This may impact system thermal design and power supply requirements.