Atom E640 vs i3-2115C
Primary details
Comparing Core i3-2115C and Atom E640 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Architecture codename | Sandy Bridge (2011−2013) | Tunnel Creek (2010) |
| Release date | 1 May 2012 (12 years ago) | 14 September 2010 (14 years ago) |
Detailed specifications
Core i3-2115C and Atom E640 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) | 1 (Single-Core) |
| Threads | 4 | 2 |
| Boost clock speed | 2 GHz | 1 GHz |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 256 KB (per core) | 512 KB (per core) |
| L3 cache | 3072 KB (shared) | 0 KB |
| Chip lithography | 32 nm | 45 nm |
| Die size | 131 mm2 | 26 mm2 |
| Number of transistors | 504 million | 47 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Core i3-2115C and Atom E640 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 | 1155 | Intel BGA 676 |
| Power consumption (TDP) | 65 Watt | 3 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i3-2115C and Atom E640. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | no data | + |
| Hyper-Threading Technology | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i3-2115C and Atom E640. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR2 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD 3000 | Intel GMA 600 |
Peripherals
Specifications and connection of peripherals supported by Core i3-2115C and Atom E640.
| PCIe version | 3.0 | no data |
Pros & cons summary
| Recency | 1 May 2012 | 14 September 2010 |
| Physical cores | 2 | 1 |
| Threads | 4 | 2 |
| Chip lithography | 32 nm | 45 nm |
| Power consumption (TDP) | 65 Watt | 3 Watt |
i3-2115C has an age advantage of 1 year, 100% more physical cores and 100% more threads, and a 40.6% more advanced lithography process.
Atom E640, on the other hand, has 2066.7% lower power consumption.
We couldn't decide between Core i3-2115C and Atom E640. We've got no test results to judge.
Note that Core i3-2115C is a desktop processor while Atom E640 is a notebook one.
Should you still have questions on choice between Core i3-2115C and Atom E640, ask them in Comments section, and we shall answer.
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