Intel Atom серии E645CT vs Intel Atom серии E665CT: comparison
Comparison of Intel Atom серии E645CT and Intel Atom серии E665CT: key differences and a full specification table.
Key differences
Intel Atom серии E665CT has a higher base clock (1.3 GHz vs 1 GHz).
Both processors match on: core count (1), thread count (2), TDP (7 W), process node (45 nm), maximum memory size (2.93 GB), memory channels (1).
These are specification values: they show differences between the models but do not determine a performance winner. For a specific workload, rely on independent benchmarks.
Key specifications
| Parameter | Intel Atom серии E645CT | Intel Atom серии E665CT |
|---|---|---|
| Cores / threads | 1 / 2 | 1 / 2 |
| TDP | 7 W | 7 W |
| Process | 45 nm | 45 nm |
Full specification table
Differing values are highlighted. This is not a better/worse rating: numbers from different architectures are not always comparable.
| Parameter | Intel Atom серии E645CT | Intel Atom серии E665CT |
|---|---|---|
| General | ||
| Model | E645CT | E665CT |
| Codename | Stellarton | Stellarton |
| Segment | Embedded | Embedded |
| Product line | Устаревшие процессоры Intel Atom | Устаревшие процессоры Intel Atom |
| Process | 45 nm | 45 nm |
| Launch date | Q4 2010 | Q4 2010 |
| Status | Discontinued | Discontinued |
| Servicing status | End of Servicing Updates | End of Servicing Updates |
| Embedded options available | No | No |
| CPU | ||
| Cores | 1 | 1 |
| Threads | 2 | 2 |
| Multithreading (SMT/HT) | Yes | Yes |
| Base clock | 1 GHz | 1.3 GHz |
| L2 cache | 512 KB | 512 KB |
| Bus speed | 2.5 GT/s | 2.5 GT/s |
| TDP | 7 W | 7 W |
| Turbo Boost | No | No |
| Instruction set width | 32 bit | 32 bit |
| Memory | ||
| Max memory size | 2.93 GB | 2.93 GB |
| Memory types | DDR2 | DDR2 |
| Memory channels | 1 | 1 |
| ECC memory supported | No | No |
| Graphics | ||
| Graphics base frequency | 320 MHz | 400 MHz |
| I/O and interfaces | ||
| PCI Express lanes | 2 | 2 |
| PCI Express configurations | x1, root complex only | x1, root complex only |
| Package and thermal | ||
| Sockets supported | FCBGA1466 | FCBGA1466 |
| Package size | 37.5mm x 37.5mm | 37.5mm x 37.5mm |
| Security and virtualization | ||
| Virtualization (VT-x / AMD-V) | Yes | Yes |
| Technologies | ||
| Enhanced SpeedStep | Yes | Yes |