CPU Comparison: AMD Ryzen 7 7840U vs AMD Ryzen 7 3700U
Key Findings
- The AMD Ryzen 7 7840U leads in single-threaded performance by up to 82.7%
- In multi-threaded workloads, the AMD Ryzen 7 7840U shows superior performance with a 249.9% advantage
- The AMD Ryzen 7 7840U has the highest core count with 8 cores
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 7 3700U
Release Date
Q2 2019
Market Position
1497th fastest in multithreading
4890 CPUs1526th fastest in single threading
4890 CPUs354th fastest in
1434 Laptop CPUs
Performance
Single-Thread Performance
7840U
3,602
3700U
1,972
Multi-Thread Performance
7840U
24,990
3700U
7,143
Specifications: AMD Ryzen 7 7840U vs AMD Ryzen 7 3700U
💻CPU Model
AMD Ryzen 7 7840U
7840U
AMD Ryzen 7 3700U
3700U
🔄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 7 3700U with Radeon Vega Mobile Gfx
3700U
âš¡Base Clock
3.3 GHz
7840U
2.3 GHz
3700U
🚀Turbo Clock
5.1 GHz
7840U
4.0 GHz
3700U
💻Cores/Threads
8 Threads: 16
7840U
4 Threads: 8
3700U
🔌Socket
N/A
7840U
FP5
3700U
âš¡TDP
30 W
7840U
15 W
3700U
💾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: 4 x 64 KBL1 Data Cache: 4 x 32 KBL2 Cache: 4 x 512 KBL3 Cache: 4 MB
3700U
The AMD Ryzen 7 7840U and AMD Ryzen 7 3700U 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 7 3700U takes the lead, despite having the same core count.
Power consumption differs significantly, with the AMD Ryzen 7 7840U drawing more power under load (30W vs 15W). This may impact system thermal design and power supply requirements.
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