Atom E3845 vs Pentium M 780
Primary details
Comparing Pentium M 780 and Atom E3845 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 2739 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Pentium M | Atom |
| Power efficiency | no data | 6.25 |
| Architecture codename | Dothan (2004−2005) | Bay Trail-I (2013) |
| Release date | 25 July 2005 (19 years ago) | 8 October 2013 (11 years ago) |
Detailed specifications
Pentium M 780 and Atom E3845 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 | 1 (Single-Core) | 4 (Quad-Core) |
| Threads | 1 | 4 |
| Base clock speed | 2.26 GHz | no data |
| Boost clock speed | 0.03 GHz | 1.91 GHz |
| Bus rate | 533 MHz | no data |
| L1 cache | 32 KB | 64 KB (per core) |
| L2 cache | 2 MB | 512 KB (per core) |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 90 nm | 22 nm |
| Die size | 87 mm2 | no data |
| Maximum core temperature | 100 °C | no data |
| Number of transistors | 144 million | no data |
| 64 bit support | - | + |
| Windows 11 compatibility | - | - |
| VID voltage range | 1.26V-1.404V | no data |
Compatibility
Information on Pentium M 780 and Atom E3845 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 | PPGA478, H-PBGA479 | Intel BGA1170 |
| Power consumption (TDP) | 27 Watt | 10 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium M 780 and Atom E3845. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | - | no data |
| Demand Based Switching | - | no data |
| PAE | 32 Bit | no data |
| FSB parity | - | no data |
Security technologies
Pentium M 780 and Atom E3845 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium M 780 and Atom E3845 are enumerated here.
| VT-x | - | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium M 780 and Atom E3845. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | DDR3 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | On certain motherboards (Chipset feature) | Intel HD Graphics |
Pros & cons summary
| Recency | 25 July 2005 | 8 October 2013 |
| Physical cores | 1 | 4 |
| Threads | 1 | 4 |
| Chip lithography | 90 nm | 22 nm |
| Power consumption (TDP) | 27 Watt | 10 Watt |
Atom E3845 has an age advantage of 8 years, 300% more physical cores and 300% more threads, a 309.1% more advanced lithography process, and 170% lower power consumption.
We couldn't decide between Pentium M 780 and Atom E3845. We've got no test results to judge.
Should you still have questions on choice between Pentium M 780 and Atom E3845, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
