Pentium 4405Y vs A9-9420
Aggregate performance score
Pentium 4405Y outperforms A9-9420 by a minimal 2% based on our aggregate benchmark results.
Primary details
Comparing A9-9420 and Pentium 4405Y processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2523 | 2506 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD Bristol Ridge | Intel Pentium |
| Power efficiency | 5.93 | 15.14 |
| Architecture codename | Stoney Ridge (2016−2019) | Skylake (2015−2016) |
| Release date | 31 May 2016 (8 years ago) | 1 September 2015 (9 years ago) |
| Launch price (MSRP) | no data | $161 |
Detailed specifications
A9-9420 and Pentium 4405Y 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 | 4 |
| Base clock speed | 3 GHz | 1.5 GHz |
| Boost clock speed | 3.6 GHz | 1.5 GHz |
| Bus type | no data | OPI |
| Bus rate | no data | 4 GT/s |
| Multiplier | no data | 15 |
| L1 cache | 160 KB | 128 KB |
| L2 cache | 1 MB (shared) | 512 KB |
| L3 cache | 0 KB | 2 MB |
| Chip lithography | 28 nm | 14 nm |
| Die size | 125 mm2 | 98.57 mm2 |
| Maximum core temperature | 90 °C | 100 °C |
| Maximum case temperature (TCase) | 74 °C | no data |
| Number of transistors | 1,200 million | 1750 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on A9-9420 and Pentium 4405Y 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 (Uniprocessor) |
| Socket | FT4 | FCBGA1515 |
| Power consumption (TDP) | 15 Watt | 6 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A9-9420 and Pentium 4405Y. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Virtualization, | Intel® SSE4.1, Intel® SSE4.2 |
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| 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 | + |
| Smart Response | no data | + |
Security technologies
A9-9420 and Pentium 4405Y technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
| Secure Key | no data | + |
| Identity Protection | - | + |
| SGX | no data | Yes with Intel® ME |
| OS Guard | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by A9-9420 and Pentium 4405Y 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 A9-9420 and Pentium 4405Y. 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 | 29.861 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Radeon R5 | Intel HD Graphics 515 |
| Max video memory | no data | 16 GB |
| Quick Sync Video | - | + |
| Clear Video | no data | + |
| Clear Video HD | no data | + |
| Graphics max frequency | no data | 800 MHz |
Graphics interfaces
Available interfaces and connections of A9-9420 and Pentium 4405Y integrated GPUs.
| Number of displays supported | no data | 3 |
| eDP | no data | + |
| DisplayPort | - | + |
| HDMI | - | + |
| DVI | no data | + |
Graphics image quality
Maximum display resolutions supported by A9-9420 and Pentium 4405Y integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | no data | + |
| Max resolution over HDMI 1.4 | no data | 4096x2304@24Hz |
| Max resolution over eDP | no data | 3840x2160@60Hz |
| Max resolution over DisplayPort | no data | 3840x2160@60Hz |
| Max resolution over VGA | no data | N/A |
Graphics API support
APIs supported by A9-9420 and Pentium 4405Y integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12 |
| OpenGL | no data | 4.4 |
Peripherals
Specifications and connection of peripherals supported by A9-9420 and Pentium 4405Y.
| PCIe version | 3.0 | 3.0 |
| PCI Express lanes | 8 | 10 |
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 | 0.94 | 0.96 |
| Recency | 31 May 2016 | 1 September 2015 |
| Threads | 2 | 4 |
| Chip lithography | 28 nm | 14 nm |
| Power consumption (TDP) | 15 Watt | 6 Watt |
A9-9420 has an age advantage of 8 months.
Pentium 4405Y, on the other hand, has a 2.1% higher aggregate performance score, 100% more threads, a 100% more advanced lithography process, and 150% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between A9-9420 and Pentium 4405Y.
Should you still have questions on choice between A9-9420 and Pentium 4405Y, ask them in Comments section, and we shall answer.
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