A4-9120C vs Atom E665C
Primary details
Comparing Atom E665C and A4-9120C processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 2840 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | no data | AMD Bristol Ridge |
| Power efficiency | no data | 8.51 |
| Architecture codename | Stellarton (2010) | Stoney Ridge (2016−2019) |
| Release date | 22 November 2010 (13 years ago) | 6 January 2019 (5 years ago) |
Detailed specifications
Atom E665C and A4-9120C 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 | 1 (Single-Core) | 2 (Dual-core) |
| Threads | 2 | 2 |
| Boost clock speed | 1.3 GHz | 1.6 GHz |
| Multiplier | no data | 16 |
| L1 cache | 64 KB (per core) | 160 KB |
| L2 cache | 512 KB (per core) | 1 MB |
| L3 cache | 0 KB | no data |
| Chip lithography | 45 nm | 28 nm |
| Die size | 26 mm2 | 124.5 mm2 |
| Number of transistors | 47 million | 1200 Million |
| 64 bit support | - | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Atom E665C and A4-9120C 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 | no data |
| Socket | Intel BGA1466 | BGA |
| Power consumption (TDP) | 4 Watt | 6 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom E665C and A4-9120C. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Virtualization, |
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
| Hyper-Threading Technology | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Atom E665C and A4-9120C are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom E665C and A4-9120C. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | DDR4 |
| Maximum memory bandwidth | no data | 14.936 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | Intel GMA 600 | AMD Radeon R4 (Stoney Ridge) |
Pros & cons summary
| Recency | 22 November 2010 | 6 January 2019 |
| Physical cores | 1 | 2 |
| Chip lithography | 45 nm | 28 nm |
| Power consumption (TDP) | 4 Watt | 6 Watt |
Atom E665C has 50% lower power consumption.
A4-9120C, on the other hand, has an age advantage of 8 years, 100% more physical cores, and a 60.7% more advanced lithography process.
We couldn't decide between Atom E665C and A4-9120C. We've got no test results to judge.
Should you still have questions on choice between Atom E665C and A4-9120C, ask them in Comments section, and we shall answer.
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