Atom D2500 vs Phenom II X2 555 BE
Primary details
Comparing Phenom II X2 555 BE and Atom D2500 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Atom |
| Architecture codename | Callisto (2009−2010) | Cedarview (2011−2012) |
| Release date | 25 January 2010 (14 years ago) | 28 December 2011 (12 years ago) |
Detailed specifications
Phenom II X2 555 BE and Atom D2500 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 | 3.2 GHz | 1.86 GHz |
| Boost clock speed | 3.2 GHz | 1.87 GHz |
| L1 cache | 128 KB (per core) | 64 KB (per core) |
| L2 cache | 512 KB (per core) | 1 MB |
| L3 cache | 6 MB (shared) | 0 KB |
| Chip lithography | 45 nm | 32 nm |
| Die size | 258 mm2 | 66 mm2 |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 758 million | 176 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Phenom II X2 555 BE and Atom D2500 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 | AM3 | FCBGA559 |
| Power consumption (TDP) | 80 Watt | 10 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom II X2 555 BE and Atom D2500. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE2, Intel® SSE3, Intel® SSSE3 |
| Enhanced SpeedStep (EIST) | no data | - |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | + |
| Demand Based Switching | no data | - |
| PAE | no data | 36 Bit |
| AMT | no data | - |
| Status | no data | Discontinued |
| HD Audio | no data | + |
Security technologies
Phenom II X2 555 BE and Atom D2500 technologies aimed at improving security, for example, by protecting against hacks.
| EDB | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Phenom II X2 555 BE and Atom D2500 are enumerated here.
| VT-d | no data | - |
| VT-x | no data | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Phenom II X2 555 BE and Atom D2500. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3 |
| Maximum memory size | no data | 4 GB |
| Max memory channels | no data | 1 |
| Maximum memory bandwidth | no data | 6.4 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel GMA |
Graphics interfaces
Available interfaces and connections of Phenom II X2 555 BE and Atom D2500 integrated GPUs.
| Number of displays supported | no data | 2 |
Peripherals
Specifications and connection of peripherals supported by Phenom II X2 555 BE and Atom D2500.
| PCIe version | 2.0 | no data |
| PCI Express lanes | no data | 4 |
| Total number of SATA ports | no data | 2 |
| Number of USB ports | no data | 8 |
Pros & cons summary
| Recency | 25 January 2010 | 28 December 2011 |
| Chip lithography | 45 nm | 32 nm |
| Power consumption (TDP) | 80 Watt | 10 Watt |
Atom D2500 has an age advantage of 1 year, a 40.6% more advanced lithography process, and 700% lower power consumption.
We couldn't decide between Phenom II X2 555 BE and Atom D2500. We've got no test results to judge.
Note that Phenom II X2 555 BE is a desktop processor while Atom D2500 is a notebook one.
Should you still have questions on choice between Phenom II X2 555 BE and Atom D2500, ask them in Comments section, and we shall answer.
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