i7-660LM vs Celeron M 575
Primary details
Comparing Celeron M 575 and Core i7-660LM processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3150 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Celeron M | Intel Core i7 |
| Power efficiency | 0.76 | no data |
| Architecture codename | Merom (2006−2008) | Arrandale (2010−2011) |
| Release date | 1 June 2008 (16 years ago) | 13 September 2010 (14 years ago) |
| Launch price (MSRP) | $86 | $346 |
Detailed specifications
Celeron M 575 and Core i7-660LM 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 | 1 (Single-Core) | 2 (Dual-core) |
| Threads | 1 | 4 |
| Base clock speed | no data | 2.26 GHz |
| Boost clock speed | 2 GHz | 3.06 GHz |
| Bus type | no data | DMI 1.0 |
| Bus rate | 667 MHz | 1 × 2.5 GT/s |
| Multiplier | no data | 17 |
| L1 cache | no data | 128 KB |
| L2 cache | 1 MB | 512 KB |
| L3 cache | no data | 4 MB |
| Chip lithography | 65 nm | 32 nm |
| Die size | 143 mm2 | 81+177 mm2 |
| Maximum core temperature | 100 °C | 105 °C |
| Number of transistors | 291 Million | 382+177 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Celeron M 575 and Core i7-660LM 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 | PPGA478 | BGA1288 |
| Power consumption (TDP) | 31 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron M 575 and Core i7-660LM. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2 |
| AES-NI | - | + |
| FMA | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | + |
| Hyper-Threading Technology | no data | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| PAE | no data | 36 Bit |
| FDI | no data | + |
| Fast Memory Access | no data | + |
Security technologies
Celeron M 575 and Core i7-660LM 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 Celeron M 575 and Core i7-660LM are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron M 575 and Core i7-660LM. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR3-800, DDR3-1066 |
| Maximum memory size | no data | 8 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 17.051 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel® HD Graphics for Previous Generation Intel® Processors |
| Clear Video | no data | + |
| Clear Video HD | no data | + |
| Graphics max frequency | no data | 566 MHz |
Graphics interfaces
Available interfaces and connections of Celeron M 575 and Core i7-660LM integrated GPUs.
| Number of displays supported | no data | 2 |
Peripherals
Specifications and connection of peripherals supported by Celeron M 575 and Core i7-660LM.
| PCIe version | no data | 2.0 |
| PCI Express lanes | no data | 16 |
Pros & cons summary
| Recency | 1 June 2008 | 13 September 2010 |
| Physical cores | 1 | 2 |
| Threads | 1 | 4 |
| Chip lithography | 65 nm | 32 nm |
| Power consumption (TDP) | 31 Watt | 25 Watt |
i7-660LM has an age advantage of 2 years, 100% more physical cores and 300% more threads, a 103.1% more advanced lithography process, and 24% lower power consumption.
We couldn't decide between Celeron M 575 and Core i7-660LM. We've got no test results to judge.
Should you still have questions on choice between Celeron M 575 and Core i7-660LM, ask them in Comments section, and we shall answer.
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