Pentium M 765 vs Core i5-661
Primary details
Comparing Core i5-661 and Pentium M 765 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2028 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.35 | no data |
| Market segment | Desktop processor | Laptop |
| Series | no data | Pentium M |
| Architecture codename | Clarkdale (2010−2011) | Dothan (2004−2005) |
| Release date | 7 January 2010 (14 years ago) | October 2004 (19 years ago) |
| Launch price (MSRP) | $252 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core i5-661 and Pentium M 765 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 | 1 |
| Base clock speed | 3.333 GHz | no data |
| Boost clock speed | 3.6 GHz | 2.1 GHz |
| Bus support | no data | 400 MHz |
| L1 cache | 64 KB (per core) | 32 KB |
| L2 cache | 256 KB (per core) | 2 MB |
| L3 cache | 4 MB (shared) | 0 KB |
| Chip lithography | 32 nm | 90 nm |
| Die size | 81 mm2 | 84 mm2 |
| Maximum core temperature | 70 °C | no data |
| Number of transistors | 382 million | 140 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
Compatibility
Information on Core i5-661 and Pentium M 765 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 | 1156 | 479 |
| Power consumption (TDP) | 87 Watt | 21 Watt |
Security technologies
Core i5-661 and Pentium M 765 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i5-661 and Pentium M 765 are enumerated here.
| VT-d | + | no data |
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i5-661 and Pentium M 765. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | no data |
| Maximum memory bandwidth | 21 GB/s | no data |
| ECC memory support | no data | - |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD | no data |
Peripherals
Specifications and connection of peripherals supported by Core i5-661 and Pentium M 765.
| PCIe version | 2.0 | no data |
| PCI Express lanes | 16 | no data |
Pros & cons summary
| Physical cores | 2 | 1 |
| Threads | 4 | 1 |
| Chip lithography | 32 nm | 90 nm |
| Power consumption (TDP) | 87 Watt | 21 Watt |
i5-661 has 100% more physical cores and 300% more threads, and a 181.3% more advanced lithography process.
Pentium M 765, on the other hand, has 314.3% lower power consumption.
We couldn't decide between Core i5-661 and Pentium M 765. We've got no test results to judge.
Note that Core i5-661 is a desktop processor while Pentium M 765 is a notebook one.
Should you still have questions on choice between Core i5-661 and Pentium M 765, ask them in Comments section, and we shall answer.
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