i7-965 vs Celeron M 423
Primary details
Comparing Celeron M 423 and Core i7-965 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 1848 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 2.45 |
| Market segment | Laptop | Desktop processor |
| Series | Celeron M | no data |
| Power efficiency | no data | 1.57 |
| Architecture codename | Yonah (2005−2006) | Bloomfield (2008−2010) |
| Release date | no data (2024 years ago) | November 2008 (16 years ago) |
| Launch price (MSRP) | no data | $1,509 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Celeron M 423 and Core i7-965 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) | 4 (Quad-Core) |
| Threads | 1 | 8 |
| Base clock speed | no data | 3.2 GHz |
| Boost clock speed | 1.06 GHz | 3.46 GHz |
| Bus rate | 533 MHz | 6.4 GT/s |
| L1 cache | no data | 64 KB (per core) |
| L2 cache | no data | 256 KB (per core) |
| L3 cache | no data | 8 MB (shared) |
| Chip lithography | 65 nm | 45 nm |
| Die size | no data | 263 mm2 |
| Maximum core temperature | no data | 68 °C |
| Number of transistors | no data | 731 million |
| 64 bit support | - | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | - | + |
Compatibility
Information on Celeron M 423 and Core i7-965 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 |
| Socket | no data | FCLGA1366 |
| Power consumption (TDP) | 5 Watt | 130 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron M 423 and Core i7-965. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.2 |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | 1.0 |
| Hyper-Threading Technology | no data | + |
| Idle States | no data | + |
| Demand Based Switching | no data | - |
| PAE | no data | 36 Bit |
Security technologies
Celeron M 423 and Core i7-965 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 423 and Core i7-965 are enumerated here.
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron M 423 and Core i7-965. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR3 |
| Maximum memory size | no data | 24 GB |
| Max memory channels | no data | 3 |
| Maximum memory bandwidth | no data | 25.6 GB/s |
Pros & cons summary
| Physical cores | 1 | 4 |
| Threads | 1 | 8 |
| Chip lithography | 65 nm | 45 nm |
| Power consumption (TDP) | 5 Watt | 130 Watt |
Celeron M 423 has 2500% lower power consumption.
i7-965, on the other hand, has 300% more physical cores and 700% more threads, and a 44.4% more advanced lithography process.
We couldn't decide between Celeron M 423 and Core i7-965. We've got no test results to judge.
Be aware that Celeron M 423 is a notebook processor while Core i7-965 is a desktop one.
Should you still have questions on choice between Celeron M 423 and Core i7-965, ask them in Comments section, and we shall answer.
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