Atom E640T vs Athlon II X2 250e
Primary details
Comparing Athlon II X2 250e and Atom E640T processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2675 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 3.04 | no data |
| Market segment | Desktop processor | Laptop |
| Power efficiency | 1.53 | no data |
| Architecture codename | Regor (2009−2013) | Tunnel Creek (2010) |
| Release date | 21 September 2010 (14 years ago) | 14 September 2010 (14 years ago) |
| Launch price (MSRP) | $77 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Athlon II X2 250e and Atom E640T 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) | 1 (Single-Core) |
| Threads | 2 | 2 |
| Base clock speed | 3 GHz | no data |
| Boost clock speed | 3 GHz | 1 GHz |
| L1 cache | 128 KB | 64 KB (per core) |
| L2 cache | 1 MB | 512 KB (per core) |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 45 nm | 45 nm |
| Die size | 117 mm2 | 26 mm2 |
| Number of transistors | 410 million | 47 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Athlon II X2 250e and Atom E640T 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 | Intel BGA 676 |
| Power consumption (TDP) | 45 Watt | 3 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon II X2 250e and Atom E640T. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | no data | + |
| Hyper-Threading Technology | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon II X2 250e and Atom E640T. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR2 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel GMA 600 |
Peripherals
Specifications and connection of peripherals supported by Athlon II X2 250e and Atom E640T.
| PCIe version | 2.0 | no data |
Pros & cons summary
| Physical cores | 2 | 1 |
| Power consumption (TDP) | 45 Watt | 3 Watt |
Athlon II X2 250e has 100% more physical cores.
Atom E640T, on the other hand, has 1400% lower power consumption.
We couldn't decide between Athlon II X2 250e and Atom E640T. We've got no test results to judge.
Note that Athlon II X2 250e is a desktop processor while Atom E640T is a notebook one.
Should you still have questions on choice between Athlon II X2 250e and Atom E640T, ask them in Comments section, and we shall answer.
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