Celeron 887E vs i7-660LM
Primary details
Comparing Core i7-660LM and Celeron 887E 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 | Laptop | Laptop |
| Series | Intel Core i7 | Intel Celeron |
| Architecture codename | Arrandale (2010−2011) | Sandy Bridge (2011−2013) |
| Release date | 13 September 2010 (14 years ago) | no data (2024 years ago) |
| Launch price (MSRP) | $346 | no data |
Detailed specifications
Core i7-660LM and Celeron 887E 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) | 2 (Dual-core) |
| Threads | 4 | 2 |
| Base clock speed | 2.26 GHz | no data |
| Boost clock speed | 3.06 GHz | 1.5 GHz |
| Bus type | DMI 1.0 | DMI 2.0 |
| Bus rate | 1 × 2.5 GT/s | 4 × 5 GT/s |
| Multiplier | 17 | 15 |
| L1 cache | 128 KB | 128 KB |
| L2 cache | 512 KB | 512 KB |
| L3 cache | 4 MB | 2 MB |
| Chip lithography | 32 nm | 32 nm |
| Die size | 81+177 mm2 | 131 mm2 |
| Maximum core temperature | 105 °C | no data |
| Number of transistors | 382+177 Million | 504 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Core i7-660LM and Celeron 887E 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 (Uniprocessor) | 1 (Uniprocessor) |
| Socket | BGA1288 | no data |
| Power consumption (TDP) | 25 Watt | 17 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-660LM and Celeron 887E. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | no data |
| AES-NI | + | - |
| FMA | + | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | + | no data |
| Hyper-Threading Technology | + | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Flex Memory Access | + | no data |
| PAE | 36 Bit | no data |
| FDI | + | no data |
| Fast Memory Access | + | no data |
Security technologies
Core i7-660LM and Celeron 887E 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 Core i7-660LM and Celeron 887E are enumerated here.
| VT-d | + | no data |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-660LM and Celeron 887E. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-800, DDR3-1066 | DDR3-1333 |
| Maximum memory size | 8 GB | 16 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 17.051 GB/s | 21.335 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® HD Graphics for Previous Generation Intel® Processors | Intel HD Graphics (Sandy Bridge) |
| Clear Video | + | no data |
| Clear Video HD | + | no data |
| Graphics max frequency | 566 MHz | no data |
Graphics interfaces
Available interfaces and connections of Core i7-660LM and Celeron 887E integrated GPUs.
| Number of displays supported | 2 | no data |
Peripherals
Specifications and connection of peripherals supported by Core i7-660LM and Celeron 887E.
| PCIe version | 2.0 | no data |
| PCI Express lanes | 16 | no data |
Pros & cons summary
| Threads | 4 | 2 |
| Power consumption (TDP) | 25 Watt | 17 Watt |
i7-660LM has 100% more threads.
Celeron 887E, on the other hand, has 47.1% lower power consumption.
We couldn't decide between Core i7-660LM and Celeron 887E. We've got no test results to judge.
Should you still have questions on choice between Core i7-660LM and Celeron 887E, ask them in Comments section, and we shall answer.
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