CPU Comparison: AMD Ryzen 7 7840S vs Intel Core i7-8557U @ 1.70GHz
Key Findings
- The AMD Ryzen 7 7840S leads in single-threaded performance by up to 58.4%
- In multi-threaded workloads, the AMD Ryzen 7 7840S shows superior performance with a 231.1% advantage
- The AMD Ryzen 7 7840S has the highest core count with 8 cores
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
Intel Core i7-8557U @ 1.70GHz
Release Date
Q4 2019
Market Position
1466th fastest in multithreading
4890 CPUs1033rd fastest in single threading
4890 CPUs346th fastest in
1434 Laptop CPUs
Performance
Single-Thread Performance
7840S
3,685
1.70GHz
2,326
Multi-Thread Performance
7840S
24,309
1.70GHz
7,342
Specifications: AMD Ryzen 7 7840S vs Intel Core i7-8557U @ 1.70GHz
💻CPU Model
AMD Ryzen 7 7840S
7840S
Intel Core i7-8557U @ 1.70GHz
1.70GHz
🔄Other Names
AMD Ryzen 7 7840S with Radeon 780M Graphics
7840S
Intel(R) Core(TM) i7-8557U CPU @ 1.70GHz
1.70GHz
âš¡Base Clock
3.8 GHz
7840S
1.7 GHz
1.70GHz
🚀Turbo Clock
5.1 GHz
7840S
4.5 GHz
1.70GHz
💻Cores/Threads
8 Threads: 16
7840S
4 Threads: 8
1.70GHz
🔌Socket
FP7 FP7r2 FP8
7840S
FCBGA1528
1.70GHz
âš¡TDP
54 W
7840S
15 W
1.70GHz
💾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: 4 x 32 KBL1 Data Cache: 4 x 32 KBL2 Cache: 4 x 256 KBL3 Cache: 8 MB
1.70GHz
The AMD Ryzen 7 7840S and Intel Core i7-8557U @ 1.70GHz compete in the Laptop segment. The AMD Ryzen 7 7840S shows superior single-thread performance, making it better for tasks like gaming and light workloads.
For multi-threaded applications, the Intel Core i7-8557U @ 1.70GHz 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 15W). This may impact system thermal design and power supply requirements.
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