Atom E3845 vs Turion II Ultra M660
Aggregate performance score
Atom E3845 outperforms Turion II Ultra M660 by a small 5% based on our aggregate benchmark results.
Primary details
Comparing Turion II Ultra M660 and Atom E3845 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2777 | 2747 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD Turion II Ultra | Atom |
| Power efficiency | 1.73 | 6.34 |
| Architecture codename | Caspian (2009) | Bay Trail-I (2013) |
| Release date | 10 September 2009 (15 years ago) | 8 October 2013 (11 years ago) |
Detailed specifications
Turion II Ultra M660 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 | 2 (Dual-core) | 4 (Quad-Core) |
| Threads | 2 | 4 |
| Boost clock speed | 2.7 GHz | 1.91 GHz |
| Bus rate | 3600 MHz | no data |
| L1 cache | no data | 64 KB (per core) |
| L2 cache | 2 MB | 512 KB (per core) |
| L3 cache | no data | 0 KB |
| Chip lithography | 45 nm | 22 nm |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Turion II Ultra M660 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 | no data | 1 |
| Socket | Socket S1 (s1g3) 638-pin | Intel BGA1170 |
| Power consumption (TDP) | 35 Watt | 10 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Turion II Ultra M660 and Atom E3845. You'll probably need this information if you require some particular technology.
| Instruction set extensions | MMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization | no data |
| PowerNow | + | - |
| Enhanced SpeedStep (EIST) | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Turion II Ultra M660 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 | no data | Intel HD Graphics |
Pros & cons summary
| Performance score | 0.64 | 0.67 |
| Recency | 10 September 2009 | 8 October 2013 |
| Physical cores | 2 | 4 |
| Threads | 2 | 4 |
| Chip lithography | 45 nm | 22 nm |
| Power consumption (TDP) | 35 Watt | 10 Watt |
Atom E3845 has a 4.7% higher aggregate performance score, an age advantage of 4 years, 100% more physical cores and 100% more threads, a 104.5% more advanced lithography process, and 250% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between Turion II Ultra M660 and Atom E3845.
Should you still have questions on choice between Turion II Ultra M660 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.
