Ryzen 5 PRO 8640U vs Celeron 420
Primary details
Comparing Celeron 420 and Ryzen 5 PRO 8640U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Server |
| Architecture codename | Conroe-L (2007−2008) | Hawk Point (2024) |
| Release date | June 2007 (17 years ago) | 16 April 2024 (less than a year ago) |
| Launch price (MSRP) | $23 | no data |
Detailed specifications
Celeron 420 and Ryzen 5 PRO 8640U 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 | 1.6 GHz | 3.5 GHz |
| Boost clock speed | 1.6 GHz | 4.9 GHz |
| L1 cache | 64 KB | 64 KB (per core) |
| L2 cache | 512 KB | 1 MB (per core) |
| L3 cache | 0 KB | 16 MB (shared) |
| Chip lithography | 65 nm | 4 nm |
| Die size | 77 mm2 | 178 mm2 |
| Maximum case temperature (TCase) | 60 °C | no data |
| Number of transistors | 105 million | 25,000 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| VID voltage range | 1V-1.3375V | no data |
Compatibility
Information on Celeron 420 and Ryzen 5 PRO 8640U 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 | LGA775 | FP7 |
| Power consumption (TDP) | 35 Watt | 28 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron 420 and Ryzen 5 PRO 8640U. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | - | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Demand Based Switching | - | no data |
| FSB parity | - | no data |
| Precision Boost 2 | no data | + |
Security technologies
Celeron 420 and Ryzen 5 PRO 8640U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Celeron 420 and Ryzen 5 PRO 8640U 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 Celeron 420 and Ryzen 5 PRO 8640U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon 760M |
Peripherals
Specifications and connection of peripherals supported by Celeron 420 and Ryzen 5 PRO 8640U.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 20 |
Pros & cons summary
| Physical cores | 1 | 6 |
| Threads | 1 | 12 |
| Chip lithography | 65 nm | 4 nm |
| Power consumption (TDP) | 35 Watt | 28 Watt |
Ryzen 5 PRO 8640U has 500% more physical cores and 1100% more threads, a 1525% more advanced lithography process, and 25% lower power consumption.
We couldn't decide between Celeron 420 and Ryzen 5 PRO 8640U. We've got no test results to judge.
Note that Celeron 420 is a desktop processor while Ryzen 5 PRO 8640U is a server/workstation one.
Should you still have questions on choice between Celeron 420 and Ryzen 5 PRO 8640U, ask them in Comments section, and we shall answer.
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