Ryzen 5 PRO 8640U vs Pentium Extreme Edition 955
Primary details
Comparing Pentium Extreme Edition 955 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 | Presler (2005−2007) | Hawk Point (2024) |
| Release date | 27 December 2005 (18 years ago) | 16 April 2024 (less than a year ago) |
| Launch price (MSRP) | $999 | no data |
Detailed specifications
Pentium Extreme Edition 955 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 | 2 (Dual-core) | 6 (Hexa-Core) |
| Threads | 4 | 12 |
| Base clock speed | 3.466 GHz | 3.5 GHz |
| Boost clock speed | 0.47 GHz | 4.9 GHz |
| L1 cache | 16 KB (per core) | 64 KB (per core) |
| L2 cache | 2 MB (per core) | 1 MB (per core) |
| L3 cache | no data | 16 MB (shared) |
| Chip lithography | 65 nm | 4 nm |
| Die size | 2x 81 mm2 | 178 mm2 |
| Maximum case temperature (TCase) | 69 °C | no data |
| Number of transistors | 376 million | 25,000 million |
| 64 bit support | + | + |
| Unlocked multiplier | + | - |
Compatibility
Information on Pentium Extreme Edition 955 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 | 775 | FP7 |
| Power consumption (TDP) | 130 Watt | 28 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium Extreme Edition 955 and Ryzen 5 PRO 8640U. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium Extreme Edition 955 and Ryzen 5 PRO 8640U are enumerated here.
| AMD-V | - | + |
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium Extreme Edition 955 and Ryzen 5 PRO 8640U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 Depends on motherboard | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | On certain motherboards (Chipset feature) | AMD Radeon 760M |
Peripherals
Specifications and connection of peripherals supported by Pentium Extreme Edition 955 and Ryzen 5 PRO 8640U.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 20 |
Pros & cons summary
| Recency | 27 December 2005 | 16 April 2024 |
| Physical cores | 2 | 6 |
| Threads | 4 | 12 |
| Chip lithography | 65 nm | 4 nm |
| Power consumption (TDP) | 130 Watt | 28 Watt |
Ryzen 5 PRO 8640U has an age advantage of 18 years, 200% more physical cores and 200% more threads, a 1525% more advanced lithography process, and 364.3% lower power consumption.
We couldn't decide between Pentium Extreme Edition 955 and Ryzen 5 PRO 8640U. We've got no test results to judge.
Note that Pentium Extreme Edition 955 is a desktop processor while Ryzen 5 PRO 8640U is a server/workstation one.
Should you still have questions on choice between Pentium Extreme Edition 955 and Ryzen 5 PRO 8640U, ask them in Comments section, and we shall answer.
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