Phenom II X2 550 BE vs A6-4455M
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3168 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | AMD A-Series | no data |
| Power efficiency | 2.90 | no data |
| Designer | AMD | AMD |
| Architecture codename | Trinity (2012−2013) | Callisto (2009−2010) |
| Release date | 15 May 2012 (13 years ago) | 1 June 2009 (16 years ago) |
Detailed specifications
A6-4455M and Phenom II X2 550 BE 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 | 2.1 GHz | 3.1 GHz |
| Boost clock speed | 2.6 GHz | 3.1 GHz |
| L1 cache | 92 KB | 128 KB (per core) |
| L2 cache | 2 MB (shared) | 512 KB (per core) |
| L3 cache | 0 KB | 6 MB (shared) |
| Chip lithography | 32 nm | 45 nm |
| Die size | 246 mm2 | 258 mm2 |
| Maximum case temperature (TCase) | 100 °C | no data |
| Number of transistors | 1,178 million | 758 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | - | + |
Compatibility
Information on A6-4455M and Phenom II X2 550 BE 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 | FP2 | AM3 |
| Power consumption (TDP) | 17 Watt | 80 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A6-4455M and Phenom II X2 550 BE. You'll probably need this information if you require some particular technology.
| Instruction set extensions | 86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX, FMA | no data |
| AES-NI | + | - |
| FMA | + | - |
| AVX | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by A6-4455M and Phenom II X2 550 BE are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A6-4455M and Phenom II X2 550 BE. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | unknown Dual-channel | DDR3 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon HD 7500G (327 - 424 MHz) | On certain motherboards (Chipset feature) |
Peripherals
Specifications and connection of peripherals supported by A6-4455M and Phenom II X2 550 BE.
| PCIe version | no data | 2.0 |
Pros & cons summary
| Recency | 15 May 2012 | 1 June 2009 |
| Chip lithography | 32 nm | 45 nm |
| Power consumption (TDP) | 17 Watt | 80 Watt |
A6-4455M has an age advantage of 2 years, a 40.6% more advanced lithography process, and 370.6% lower power consumption.
We couldn't decide between AMD A6-4455M and AMD Phenom II X2 550 BE. We've got no test results to judge.
Be aware that A6-4455M is a notebook processor while Phenom II X2 550 BE is a desktop one.
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