Ryzen 5 PRO 8640U vs Xeon X5355
Primary details
Comparing Xeon X5355 and Ryzen 5 PRO 8640U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2275 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.04 | no data |
| Market segment | Server | Server |
| Power efficiency | 1.01 | no data |
| Architecture codename | Clovertown (2006−2007) | Hawk Point (2024) |
| Release date | 14 November 2006 (17 years ago) | 16 April 2024 (less than a year ago) |
| Launch price (MSRP) | $1,172 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Xeon X5355 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 | 4 (Quad-Core) | 6 (Hexa-Core) |
| Threads | 4 | 12 |
| Base clock speed | 2.66 GHz | 3.5 GHz |
| Boost clock speed | 0.67 GHz | 4.9 GHz |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 4 MB (per die) | 1 MB (per core) |
| L3 cache | 8 MB L2 Cache | 16 MB (shared) |
| Chip lithography | 65 nm | 4 nm |
| Die size | 2x 143 mm2 | 178 mm2 |
| Maximum case temperature (TCase) | 63 °C | no data |
| Number of transistors | 582 million | 25,000 million |
| 64 bit support | + | + |
| VID voltage range | 1V-1.5V | no data |
Compatibility
Information on Xeon X5355 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 | 2 | 1 |
| Socket | LGA771,PLGA771 | FP7 |
| Power consumption (TDP) | 120 Watt | 28 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon X5355 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 |
| PAE | 32 Bit | no data |
| FSB parity | + | no data |
| Precision Boost 2 | no data | + |
Security technologies
Xeon X5355 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 Xeon X5355 and Ryzen 5 PRO 8640U are enumerated here.
| AMD-V | - | + |
| VT-x | + | no data |
| EPT | - | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon X5355 and Ryzen 5 PRO 8640U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2, DDR3 Depends on motherboard | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | AMD Radeon 760M |
Peripherals
Specifications and connection of peripherals supported by Xeon X5355 and Ryzen 5 PRO 8640U.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 20 |
Pros & cons summary
| Recency | 14 November 2006 | 16 April 2024 |
| Physical cores | 4 | 6 |
| Threads | 4 | 12 |
| Chip lithography | 65 nm | 4 nm |
| Power consumption (TDP) | 120 Watt | 28 Watt |
Ryzen 5 PRO 8640U has an age advantage of 17 years, 50% more physical cores and 200% more threads, a 1525% more advanced lithography process, and 328.6% lower power consumption.
We couldn't decide between Xeon X5355 and Ryzen 5 PRO 8640U. We've got no test results to judge.
Should you still have questions on choice between Xeon X5355 and Ryzen 5 PRO 8640U, ask them in Comments section, and we shall answer.
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