Phenom II X2 550 vs Athlon II P320
Primary details
Comparing Athlon II P320 and Phenom II X2 550 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 2666 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 0.02 |
| Market segment | Laptop | Desktop processor |
| Series | AMD Athlon II | no data |
| Power efficiency | no data | 0.86 |
| Architecture codename | Champlain (2010−2011) | Callisto (2009−2010) |
| Release date | 12 May 2010 (14 years ago) | 4 November 2009 (15 years ago) |
| Launch price (MSRP) | no data | $133 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Athlon II P320 and Phenom II X2 550 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) | 2 (Dual-core) |
| Threads | 2 | 2 |
| Base clock speed | no data | 3.1 GHz |
| Boost clock speed | 2.1 GHz | 3.1 GHz |
| Bus rate | 3200 MHz | no data |
| L1 cache | 256 KB | 128 KB (per core) |
| L2 cache | 1 MB | 512 KB (per core) |
| L3 cache | no data | 6 MB (shared) |
| Chip lithography | 45 nm | 45 nm |
| Die size | no data | 258 mm2 |
| Number of transistors | no data | 758 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Athlon II P320 and Phenom II X2 550 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 | S1g4 | AM3 |
| Power consumption (TDP) | 25 Watt | 80 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon II P320 and Phenom II X2 550. You'll probably need this information if you require some particular technology.
| Instruction set extensions | SSE-3, SSE4A, 3DNow!, MMX, DEP, SVM | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Athlon II P320 and Phenom II X2 550 are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon II P320 and Phenom II X2 550. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR3 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | On certain motherboards (Chipset feature) |
Peripherals
Specifications and connection of peripherals supported by Athlon II P320 and Phenom II X2 550.
| PCIe version | no data | 2.0 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Pros & cons summary
| Recency | 12 May 2010 | 4 November 2009 |
| Power consumption (TDP) | 25 Watt | 80 Watt |
Athlon II P320 has an age advantage of 6 months, and 220% lower power consumption.
We couldn't decide between Athlon II P320 and Phenom II X2 550. We've got no test results to judge.
Be aware that Athlon II P320 is a notebook processor while Phenom II X2 550 is a desktop one.
Should you still have questions on choice between Athlon II P320 and Phenom II X2 550, 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.
