Ryzen 5 8400F vs Celeron 947UE
Primary details
Comparing Celeron 947UE and Ryzen 5 8400F processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 460 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 59.88 |
| Market segment | Laptop | Desktop processor |
| Power efficiency | no data | 21.99 |
| Architecture codename | Ivy Bridge (2012−2013) | Phoenix (2023−2024) |
| Release date | 20 January 2013 (11 years ago) | 1 April 2024 (less than a year ago) |
| Launch price (MSRP) | no data | $170 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Celeron 947UE and Ryzen 5 8400F 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) | 6 (Hexa-Core) |
| Threads | 1 | 12 |
| Base clock speed | no data | 4.2 GHz |
| Boost clock speed | 1.4 GHz | 4.7 GHz |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 256 KB (per core) | 1 MB (per core) |
| L3 cache | 1024 KB | 16 MB (shared) |
| Chip lithography | 22 nm | 4 nm |
| Die size | 118 mm2 | 178 mm2 |
| Maximum case temperature (TCase) | 105 °C | no data |
| Number of transistors | 1,400 million | 25,000 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | - | + |
Compatibility
Information on Celeron 947UE and Ryzen 5 8400F 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 | Intel BGA1023 | AM5 |
| Power consumption (TDP) | 17 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron 947UE and Ryzen 5 8400F. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Celeron 947UE and Ryzen 5 8400F are enumerated here.
| AMD-V | - | + |
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron 947UE and Ryzen 5 8400F. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD | N/A |
Peripherals
Specifications and connection of peripherals supported by Celeron 947UE and Ryzen 5 8400F.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 20 |
Pros & cons summary
| Recency | 20 January 2013 | 1 April 2024 |
| Physical cores | 1 | 6 |
| Threads | 1 | 12 |
| Chip lithography | 22 nm | 4 nm |
| Power consumption (TDP) | 17 Watt | 65 Watt |
Celeron 947UE has 282.4% lower power consumption.
Ryzen 5 8400F, on the other hand, has an age advantage of 11 years, 500% more physical cores and 1100% more threads, and a 450% more advanced lithography process.
We couldn't decide between Celeron 947UE and Ryzen 5 8400F. We've got no test results to judge.
Be aware that Celeron 947UE is a notebook processor while Ryzen 5 8400F is a desktop one.
Should you still have questions on choice between Celeron 947UE and Ryzen 5 8400F, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
