Atom E620T vs Pentium Dual-Core E2140
Primary details
Comparing Pentium Dual-Core E2140 and Atom E620T processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Architecture codename | Allendale (2006−2009) | Tunnel Creek (2010) |
| Release date | June 2007 (17 years ago) | 14 September 2010 (13 years ago) |
Detailed specifications
Pentium Dual-Core E2140 and Atom E620T 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 | 2 | 2 |
| Boost clock speed | 1.6 GHz | 0.6 GHz |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 1 MB (shared) | 512 KB (per core) |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 65 nm | 45 nm |
| Die size | 77 mm2 | 26 mm2 |
| Number of transistors | 105 million | 47 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Pentium Dual-Core E2140 and Atom E620T 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 | 775 | Intel BGA 676 |
| Power consumption (TDP) | 65 Watt | 3 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium Dual-Core E2140 and Atom E620T. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | + | + |
| Hyper-Threading Technology | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium Dual-Core E2140 and Atom E620T. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | DDR2 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel GMA 600 |
Pros & cons summary
| Physical cores | 2 | 1 |
| Chip lithography | 65 nm | 45 nm |
| Power consumption (TDP) | 65 Watt | 3 Watt |
Pentium Dual-Core E2140 has 100% more physical cores.
Atom E620T, on the other hand, has a 44.4% more advanced lithography process, and 2066.7% lower power consumption.
We couldn't decide between Pentium Dual-Core E2140 and Atom E620T. We've got no test results to judge.
Note that Pentium Dual-Core E2140 is a desktop processor while Atom E620T is a notebook one.
Should you still have questions on choice between Pentium Dual-Core E2140 and Atom E620T, ask them in Comments section, and we shall answer.
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