Atom x7809C vs Phenom II X3 P820
Aggregate performance score
Atom x7809C outperforms Phenom II X3 P820 by a whopping 797% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3083 | 1377 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 32.00 |
| Market segment | Laptop | Laptop |
| Series | 3x AMD Phenom II | no data |
| Power efficiency | 1.01 | 9.08 |
| Designer | AMD | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | Champlain (2010−2011) | Amston Lake (2024−2025) |
| Release date | 12 May 2010 (15 years ago) | 8 April 2024 (1 year ago) |
| Launch price (MSRP) | no data | $117 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Phenom II X3 P820 and Atom x7809C 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 | 3 (Tri-Core) | 8 (Octa-Core) |
| Threads | 3 | 8 |
| Base clock speed | no data | 2 GHz |
| Boost clock speed | 1.8 GHz | 3.6 GHz |
| Bus rate | 3600 MHz | no data |
| L1 cache | 384 KB | 96 KB (per core) |
| L2 cache | 1.5 MB | 2 MB (per module) |
| L3 cache | no data | 6 MB (shared) |
| Chip lithography | 45 nm | 10 nm |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Phenom II X3 P820 and Atom x7809C 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 | no data | 1 |
| Socket | S1 | Intel BGA 1264 |
| Power consumption (TDP) | 25 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom II X3 P820 and Atom x7809C. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Virtualization, AMD64, Advanced Virus Protection, SSE(1,2,3,4a) | no data |
| AES-NI | - | + |
| AVX | - | + |
| VirusProtect | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Phenom II X3 P820 and Atom x7809C 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 Phenom II X3 P820 and Atom x7809C. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4, DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | N/A |
Peripherals
Specifications and connection of peripherals supported by Phenom II X3 P820 and Atom x7809C.
| PCIe version | no data | 3.0 |
| PCI Express lanes | no data | 9 |
Pros & cons summary
| Performance score | 0.60 | 5.38 |
| Recency | 12 May 2010 | 8 April 2024 |
| Physical cores | 3 | 8 |
| Threads | 3 | 8 |
| Chip lithography | 45 nm | 10 nm |
Atom x7809C has a 796.7% higher aggregate performance score, an age advantage of 13 years, 166.7% more physical cores and 166.7% more threads, and a 350% more advanced lithography process.
The Intel Atom x7809C is our recommended choice as it beats the AMD Phenom II X3 P820 in performance tests.
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