Atom C3808 vs Pentium M 705
Aggregate performance score
Atom C3808 outperforms Pentium M 705 by a whopping 2214% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3636 | 1807 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 0.43 |
| Market segment | Laptop | Server |
| Series | Pentium M | Intel Atom |
| Power efficiency | 0.24 | 5.47 |
| Designer | Intel | Intel |
| Architecture codename | Banias (2003) | Goldmont (2016−2017) |
| Release date | no data | 15 August 2017 (8 years ago) |
| Launch price (MSRP) | no data | $369 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Currently popular graphics cards are shown for comparison.
Detailed specifications
Basic parameters of Pentium M 705 and Atom C3808: 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) | 12 (Dodeca-Core) |
| Threads | 1 | 12 |
| Base clock speed | 1.5 GHz | 2 GHz |
| Boost clock speed | 1.5 GHz | 2 GHz |
| Bus rate | 400 MHz | no data |
| Multiplier | no data | 22 |
| L1 cache | no data | 672 KB |
| L2 cache | no data | 12 MB |
| L3 cache | 1 MB L2 KB | 12 MB |
| Chip lithography | 130 nm | 14 nm |
| Maximum core temperature | 100 °C | 86 °C |
| 64 bit support | - | + |
| Windows 11 compatibility | - | - |
| VID voltage range | 0.956V-1.484V | no data |
Compatibility
Information on Pentium M 705 and Atom C3808 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 | no data | 1 (Uniprocessor) |
| Socket | H-PBGA479, PPGA478 | FCBGA1310 |
| Power consumption (TDP) | 24.5 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium M 705 and Atom C3808. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| Enhanced SpeedStep (EIST) | + | + |
| QuickAssist | no data | + |
| Turbo Boost Technology | - | - |
| Hyper-Threading Technology | - | - |
| Idle States | - | no data |
| Demand Based Switching | - | no data |
| PAE | 32 Bit | no data |
| FSB parity | - | no data |
Security technologies
Pentium M 705 and Atom C3808 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | - | + |
| Secure Boot | no data | + |
| SGX | no data | - |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium M 705 and Atom C3808 are enumerated here.
| VT-d | no data | + |
| VT-x | - | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium M 705 and Atom C3808. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR4: 2133 |
| Maximum memory size | no data | 256 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 34.134 GB/s |
| ECC memory support | - | + |
Peripherals
Specifications and connection of peripherals supported by Pentium M 705 and Atom C3808.
| PCIe version | no data | 3 |
| PCI Express lanes | no data | 16 |
| USB revision | no data | 3 |
| Total number of SATA ports | no data | 16 |
| Number of USB ports | no data | 8 |
| Integrated LAN | no data | 4x10/2.5/1 GBE |
Pros & cons summary
| Performance score | 0.14 | 3.24 |
| Physical cores | 1 | 12 |
| Threads | 1 | 12 |
| Chip lithography | 130 nm | 14 nm |
| Power consumption (TDP) | 24 Watt | 25 Watt |
Pentium M 705 has 4% lower power consumption.
Atom C3808, on the other hand, has a 2214% higher aggregate performance score, 1100% more physical cores and 1100% more threads, and a 829% more advanced lithography process.
The Intel Atom C3808 is our recommended choice as it beats the Intel Pentium M 705 in performance tests.
Be aware that Pentium M 705 is a notebook processor while Atom C3808 is a server/workstation one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
