Celeron 2955U vs A4-9120
Aggregate performance score
A4-9120 outperforms Celeron 2955U by a considerable 40% based on our aggregate benchmark results.
Primary details
Comparing A4-9120 and Celeron 2955U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2638 | 2831 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Bristol Ridge | Intel Celeron |
| Power efficiency | 4.86 | 3.47 |
| Architecture codename | Stoney Ridge (2016−2019) | Haswell (2013−2015) |
| Release date | 1 June 2017 (7 years ago) | 1 September 2013 (11 years ago) |
Detailed specifications
A4-9120 and Celeron 2955U 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 | 2 (Dual-core) | 2 (Dual-core) |
| Threads | 2 | 2 |
| Base clock speed | 2.2 GHz | 1.4 GHz |
| Boost clock speed | 2.5 GHz | 1.4 GHz |
| Bus rate | no data | 5 GT/s |
| L1 cache | 160 KB | 64K (per core) |
| L2 cache | 1 MB | 256K (per core) |
| L3 cache | no data | 2 MB (shared) |
| Chip lithography | 28 nm | 22 nm |
| Die size | 124.5 mm2 | 118 mm2 |
| Maximum core temperature | 90 °C | 100 °C |
| Maximum case temperature (TCase) | no data | 105 °C |
| Number of transistors | 1200 Million | 1,400 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on A4-9120 and Celeron 2955U 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 | no data | 1 |
| Socket | BGA | FCBGA1168 |
| Power consumption (TDP) | 10-15 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A4-9120 and Celeron 2955U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Virtualization, | Intel® SSE4.1, Intel® SSE4.2 |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | - |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Smart Response | no data | - |
| GPIO | no data | + |
| Smart Connect | no data | + |
| FDI | no data | - |
| AMT | no data | 9.5 |
| Matrix Storage | no data | - |
| HD Audio | no data | + |
| RST | no data | + |
Security technologies
A4-9120 and Celeron 2955U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
| Secure Key | no data | + |
| OS Guard | no data | - |
| Anti-Theft | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by A4-9120 and Celeron 2955U are enumerated here.
| AMD-V | + | + |
| VT-d | no data | - |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A4-9120 and Celeron 2955U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR3 |
| Maximum memory size | no data | 16 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 25.6 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon R2 (Stoney Ridge) | Intel® HD Graphics for 4th Generation Intel® Processors |
| Clear Video | no data | + |
| Graphics max frequency | no data | 1 GHz |
Graphics interfaces
Available interfaces and connections of A4-9120 and Celeron 2955U integrated GPUs.
| Number of displays supported | no data | 3 |
| eDP | no data | + |
| DisplayPort | - | + |
| HDMI | - | + |
Peripherals
Specifications and connection of peripherals supported by A4-9120 and Celeron 2955U.
| PCIe version | no data | 2.0 |
| PCI Express lanes | no data | 10 |
| PCI support | no data | - |
| USB revision | no data | 3.0 |
| Total number of SATA ports | no data | 2 |
| Max number of SATA 6 Gb/s Ports | no data | 2 |
| Integrated IDE | no data | - |
| Number of USB ports | no data | 4 |
| Integrated LAN | no data | - |
| UART | no data | + |
Synthetic benchmark performance
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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
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.
Pros & cons summary
| Performance score | 0.77 | 0.55 |
| Recency | 1 June 2017 | 1 September 2013 |
| Chip lithography | 28 nm | 22 nm |
| Power consumption (TDP) | 10 Watt | 15 Watt |
A4-9120 has a 40% higher aggregate performance score, an age advantage of 3 years, and 50% lower power consumption.
Celeron 2955U, on the other hand, has a 27.3% more advanced lithography process.
The A4-9120 is our recommended choice as it beats the Celeron 2955U in performance tests.
Should you still have questions on choice between A4-9120 and Celeron 2955U, ask them in Comments section, and we shall answer.
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