i7-820QM vs Apple M2
Aggregate performance score
Apple M2 outperforms Core i7-820QM by a whopping 741% based on our aggregate benchmark results.
Primary details
Comparing Apple M2 and Core i7-820QM processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 806 | 2391 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Apple Apple M-Series | Intel Core i7 |
| Power efficiency | 44.50 | 2.35 |
| Architecture codename | no data | Clarksfield (2009−2010) |
| Release date | 10 June 2022 (2 years ago) | 24 June 2009 (15 years ago) |
| Launch price (MSRP) | no data | $546 |
Detailed specifications
Apple M2 and Core i7-820QM 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 | 8 (Octa-Core) | 4 (Quad-Core) |
| Threads | 8 | 8 |
| Base clock speed | 2.424 GHz | 1.73 GHz |
| Boost clock speed | 3.48 GHz | 3.06 GHz |
| Bus type | no data | DMI 1.0 |
| Bus rate | no data | 2.5 GT/s |
| Multiplier | no data | 13 |
| L1 cache | 2 MB | 256 KB |
| L2 cache | 20 MB | 1 MB |
| L3 cache | no data | 8 MB (shared) |
| Chip lithography | 5 nm | 45 nm |
| Die size | no data | 296 mm2 |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 20000 Million | 774 million |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | - |
Compatibility
Information on Apple M2 and Core i7-820QM 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 | no data | FCPGA988,PGA988 |
| Power consumption (TDP) | 20 Watt | 45 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Apple M2 and Core i7-820QM. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.2 |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Turbo Boost Technology | no data | 1.0 |
| Hyper-Threading Technology | no data | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| PAE | no data | 36 Bit |
Security technologies
Apple M2 and Core i7-820QM 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 Apple M2 and Core i7-820QM 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 Apple M2 and Core i7-820QM. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR3-1066, DDR3-1333 |
| Maximum memory size | no data | 8 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 21.335 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Apple M2 10-Core GPU ( - 1398 MHz) | None |
Peripherals
Specifications and connection of peripherals supported by Apple M2 and Core i7-820QM.
| PCIe version | no data | 2 |
| PCI Express lanes | no data | 16 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Pros & cons summary
| Performance score | 9.76 | 1.16 |
| Recency | 10 June 2022 | 24 June 2009 |
| Physical cores | 8 | 4 |
| Chip lithography | 5 nm | 45 nm |
| Power consumption (TDP) | 20 Watt | 45 Watt |
Apple M2 has a 741.4% higher aggregate performance score, an age advantage of 12 years, 100% more physical cores, a 800% more advanced lithography process, and 125% lower power consumption.
The Apple M2 is our recommended choice as it beats the Core i7-820QM in performance tests.
Should you still have questions on choice between Apple M2 and Core i7-820QM, ask them in Comments section, and we shall answer.
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