Celeron 877 vs A9-9420e
Aggregate performance score
A9-9420e outperforms Celeron 877 by an impressive 59% based on our aggregate benchmark results.
Primary details
Comparing A9-9420e and Celeron 877 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2722 | 2960 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD Bristol Ridge | Intel Celeron |
| Power efficiency | 4.42 | 2.45 |
| Architecture codename | Stoney Ridge (2016−2019) | Sandy Bridge (2011−2013) |
| Release date | 1 June 2018 (6 years ago) | 1 July 2012 (12 years ago) |
| Launch price (MSRP) | no data | $86 |
Detailed specifications
A9-9420e and Celeron 877 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 | no data | 1.4 GHz |
| Boost clock speed | no data | 1.4 GHz |
| Bus type | no data | DMI 2.0 |
| Bus rate | no data | 4 × 5 GT/s |
| Multiplier | no data | 14 |
| L1 cache | no data | 64K (per core) |
| L2 cache | 1 MB | 256K (per core) |
| L3 cache | no data | 2 MB (shared) |
| Chip lithography | 28 nm | 32 nm |
| Die size | 124.5 mm2 | 131 mm2 |
| Maximum core temperature | 90 °C | 100 °C |
| Number of transistors | 1200 Million | 504 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on A9-9420e and Celeron 877 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 (Uniprocessor) |
| Socket | BGA | FCBGA1023 |
| Power consumption (TDP) | 15 Watt | 17 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A9-9420e and Celeron 877. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Virtualization, | Intel® SSE4.1, Intel® SSE4.2 |
| FMA | - | + |
| Enhanced SpeedStep (EIST) | no data | + |
| My WiFi | no data | - |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | - |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| Demand Based Switching | no data | - |
| FDI | no data | + |
| Fast Memory Access | no data | + |
Security technologies
A9-9420e and Celeron 877 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
| Anti-Theft | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by A9-9420e and Celeron 877 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 A9-9420e and Celeron 877. 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 | 21.335 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | AMD Radeon R5 (Stoney Ridge) | Intel HD Graphics for 2nd Generation Intel Processors |
| Graphics max frequency | no data | 1 GHz |
Graphics interfaces
Available interfaces and connections of A9-9420e and Celeron 877 integrated GPUs.
| Number of displays supported | no data | 2 |
| eDP | no data | + |
| DisplayPort | - | + |
| HDMI | - | + |
| SDVO | no data | + |
| CRT | no data | + |
Peripherals
Specifications and connection of peripherals supported by A9-9420e and Celeron 877.
| PCIe version | no data | 2.0 |
| PCI Express lanes | no data | 16 |
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 | 0.70 | 0.44 |
| Integrated graphics card | 1.48 | 0.77 |
| Recency | 1 June 2018 | 1 July 2012 |
| Chip lithography | 28 nm | 32 nm |
| Power consumption (TDP) | 15 Watt | 17 Watt |
A9-9420e has a 59.1% higher aggregate performance score, 92.2% faster integrated GPU, an age advantage of 5 years, a 14.3% more advanced lithography process, and 13.3% lower power consumption.
The A9-9420e is our recommended choice as it beats the Celeron 877 in performance tests.
Should you still have questions on choice between A9-9420e and Celeron 877, ask them in Comments section, and we shall answer.
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