Intel Atom серии Z3740 vs Intel Atom серии Z2580: comparison
Comparison of Intel Atom серии Z3740 and Intel Atom серии Z2580: key differences and a full specification table.
Key differences
Intel Atom серии Z3740 has more cores (4 vs 2), a finer process node (22 nm vs 32 nm) and a higher maximum memory size (4 GB vs 2 GB).
Both processors match on: memory channels (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 Z3740 | Intel Atom серии Z2580 |
|---|---|---|
| Cores / threads | 4 | 2 / 4 |
| L3 cache | — | 1 MB |
| Process | 22 nm | 32 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 Z3740 | Intel Atom серии Z2580 |
|---|---|---|
| General | ||
| Model | Z3740 | Z2580 |
| Codename | Bay Trail | Cloverview |
| Segment | Mobile | Mobile |
| Product line | Процессоры Intel Atom серии Z | Процессоры Intel Atom серии Z |
| Process | 22 nm | 32 nm |
| Launch date | Q3 2013 | Q2 2013 |
| Status | Discontinued | Discontinued |
| Embedded options available | No | No |
| CPU | ||
| Cores | 4 | 2 |
| Threads | — | 4 |
| Multithreading (SMT/HT) | — | Yes |
| Base clock | 1.33 GHz | — |
| L2 cache | 2 MB | — |
| L3 cache | — | 1 MB |
| Scenario design power | 2 W | — |
| 64-bit support | Yes | — |
| Instruction set width | 64 bit | 32 bit |
| Instruction set extensions | — | SSE2, SSE3, SSSE3 |
| Burst frequency | 1.86 GHz | 2 GHz |
| Memory | ||
| Max memory size | 4 GB | 2 GB |
| Memory types | LPDDR3 | LPDDR2 |
| Memory channels | 2 | 2 |
| Max memory bandwidth | 17.1 GB/s | 8.5 GB/s |
| ECC memory supported | No | — |
| Physical address extensions | — | 32-bit |
| Graphics | ||
| Integrated graphics | Графическое решение Intel HD для процессора Intel Atom серии Z3700 | — |
| Has integrated graphics | Yes | — |
| Graphics base frequency | 311 MHz | 400 MHz |
| Max displays | — | 2 |
| Quick Sync Video | Yes | — |
| Clear Video HD | Yes | — |
| I/O and interfaces | ||
| USB revision | — | 2 |
| USB ports | — | 2 |
| UART | — | 3 |
| Package and thermal | ||
| Sockets supported | UTFCBGA1380 | FC-MB4760 |
| Max CPU configuration | — | 1 |
| Package size | 17mm x 17mm | 14mm x 14mm |
| TJUNCTION | 90 °C | 90 °C |
| Security and virtualization | ||
| Virtualization (VT-x / AMD-V) | Yes | Yes |
| AES-NI | Yes | No |
| Secure Key | Yes | — |
| Anti-Theft Technology | Yes | — |
| Technologies | ||
| Enhanced SpeedStep | — | Yes |
| Idle States | — | Yes |
| Thermal Monitoring Technologies | — | Yes |
| Identity Protection Technology | Yes | — |