Intel Atom серии E3805 vs Intel Atom серии E3845: comparison
Comparison of Intel Atom серии E3805 and Intel Atom серии E3845: key differences and a full specification table.
Key differences
Intel Atom серии E3805 has a lower TDP (3 W vs 10 W).
At the same time, Intel Atom серии E3845 has more cores (4 vs 2), more threads (4 vs 2), a higher base clock (1.91 GHz vs 1.33 GHz) and more memory channels (2 vs 1).
Both processors match on: process node (22 nm), maximum memory size (8 GB), PCIe version (2).
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 E3805 | Intel Atom серии E3845 |
|---|---|---|
| Cores / threads | 2 / 2 | 4 / 4 |
| TDP | 3 W | 10 W |
| Process | 22 nm | 22 nm |
| Integrated graphics | — | Графическое решение Intel HD для процессора Intel Atom серии Z3700 |
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 E3805 | Intel Atom серии E3845 |
|---|---|---|
| General | ||
| Model | E3805 | E3845 |
| Codename | Bay Trail | Bay Trail |
| Segment | Embedded | Embedded |
| Product line | Процессоры Intel Atom серии E | Процессоры Intel Atom серии E |
| Process | 22 nm | 22 nm |
| Launch date | Q4 2014 | Q4 2013 |
| Status | Launched | Launched |
| Embedded options available | Yes | Yes |
| Use conditions | Automotive, Industrial Commercial Temp, Industrial Extended Temp, Embedded Broad Market Commercial Temp | Automotive, Industrial Commercial Temp, Industrial Extended Temp, Embedded Broad Market Commercial Temp |
| CPU | ||
| Cores | 2 | 4 |
| Threads | 2 | 4 |
| Multithreading (SMT/HT) | No | No |
| Base clock | 1.33 GHz | 1.91 GHz |
| L2 cache | 1 MB | 2 MB |
| TDP | 3 W | 10 W |
| 64-bit support | Yes | Yes |
| Instruction set width | 64 bit | 64 bit |
| Memory | ||
| Max memory size | 8 GB | 8 GB |
| Memory types | DDR3L | DDR3L |
| Memory channels | 1 | 2 |
| ECC memory supported | Yes | Yes |
| Graphics | ||
| Integrated graphics | — | Графическое решение Intel HD для процессора Intel Atom серии Z3700 |
| Has integrated graphics | — | Yes |
| Graphics base frequency | — | 542 MHz |
| Max displays | — | 2 |
| Quick Sync Video | No | Yes |
| I/O and interfaces | ||
| PCI Express revision | 2 | 2 |
| PCI Express lanes | 4 | 4 |
| PCI Express configurations | x4, x2, x1 | x4, x2, x1 |
| USB revision | 3 | 3 |
| SATA ports | 2 | 2 |
| Integrated LAN | No | No |
| UART | Yes | Yes |
| Integrated IDE | No | No |
| Package and thermal | ||
| Sockets supported | FCBGA1170 | FCBGA1170 |
| Package size | 25mm x 27mm | 25mm x 27mm |
| TJUNCTION | -40 °C | -40 °C |
| Security and virtualization | ||
| Virtualization (VT-x / AMD-V) | Yes | Yes |
| Virtualization for Directed I/O (VT-d) | No | No |
| Extended Page Tables (EPT) | Yes | Yes |
| AES-NI | Yes | Yes |
| Execute Disable Bit | Yes | Yes |
| Intel Trusted Execution Technology | No | No |
| Technologies | ||
| Enhanced SpeedStep | Yes | Yes |
| HD Audio | Yes | Yes |