Atom x7405C vs Ryzen 7 7736U
Aggregate performance score
Ryzen 7 7736U outperforms Atom x7405C by a whopping 316% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 686 | 1832 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Rembrandt (Zen 3+) | no data |
| Power efficiency | 34.84 | 10.46 |
| Designer | AMD | Intel |
| Manufacturer | TSMC | Intel |
| Architecture codename | Rembrandt-R (2023−2025) | Amston Lake (2024) |
| Release date | 4 January 2023 (2 years ago) | 8 April 2024 (1 year ago) |
| Launch price (MSRP) | no data | $57 |
Detailed specifications
Ryzen 7 7736U and Atom x7405C basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 8 (Octa-Core) | 4 (Quad-Core) |
| Threads | 16 | 4 |
| Base clock speed | 2.7 GHz | 1.7 GHz |
| Boost clock speed | 4.7 GHz | 3.4 GHz |
| L1 cache | 64K (per core) | 96 KB (per core) |
| L2 cache | 512K (per core) | 2 MB (shared) |
| L3 cache | 16 MB (shared) | 6 MB (shared) |
| Chip lithography | 6 nm | 10 nm |
| Die size | 208 mm2 | no data |
| Maximum core temperature | 95 °C | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
Compatibility
Information on Ryzen 7 7736U and Atom x7405C compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | 1 |
| Socket | FP7 | Intel BGA 1264 |
| Power consumption (TDP) | 15 Watt | 12 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 7 7736U and Atom x7405C. You'll probably need this information if you require some particular technology.
| Instruction set extensions | XFR, FMA3, SSE 4.2, AVX2, SMT | no data |
| AES-NI | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Precision Boost 2 | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 7 7736U and Atom x7405C are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 7 7736U and Atom x7405C. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5-4800 | DDR4, DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon 680M ( - 2200 MHz) | N/A |
Peripherals
Specifications and connection of peripherals supported by Ryzen 7 7736U and Atom x7405C.
| PCIe version | 4.0 | 3.0 |
| PCI Express lanes | 20 | 9 |
Synthetic benchmarks
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 12.28 | 2.95 |
| Recency | 4 January 2023 | 8 April 2024 |
| Physical cores | 8 | 4 |
| Threads | 16 | 4 |
| Chip lithography | 6 nm | 10 nm |
| Power consumption (TDP) | 15 Watt | 12 Watt |
Ryzen 7 7736U has a 316.3% higher aggregate performance score, 100% more physical cores and 300% more threads, and a 66.7% more advanced lithography process.
Atom x7405C, on the other hand, has an age advantage of 1 year, and 25% lower power consumption.
The AMD Ryzen 7 7736U is our recommended choice as it beats the Intel Atom x7405C in performance tests.
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