i7-2660M vs Ryzen 9 3900X
Primary details
Comparing Ryzen 9 3900X and Core i7-2660M processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 269 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 20.84 | no data |
| Market segment | Desktop processor | Laptop |
| Series | AMD Ryzen 9 | Intel Core i7 |
| Power efficiency | 15.54 | no data |
| Architecture codename | Matisse (Zen 2) (2019−2020) | Sandy Bridge (2011−2013) |
| Release date | 7 July 2019 (5 years ago) | no data (2024 years ago) |
| Launch price (MSRP) | $499 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Ryzen 9 3900X and Core i7-2660M 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 | 12 (Dodeca-Core) | 2 (Dual-core) |
| Threads | 24 | 4 |
| Base clock speed | 3.8 GHz | no data |
| Boost clock speed | 4.6 GHz | 2.9 GHz |
| Bus type | no data | DMI 2.0 |
| Bus rate | no data | 4 × 5 GT/s |
| Multiplier | no data | 29 |
| L1 cache | 96K (per core) | 128 KB |
| L2 cache | 512K (per core) | 512 KB |
| L3 cache | 64 MB | 4 MB |
| Chip lithography | 7 nm, 12 nm | 32 nm |
| Maximum core temperature | 95 °C | no data |
| Number of transistors | 19,200 million | 624 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Ryzen 9 3900X and Core i7-2660M 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 | AM4 | Socket G2 |
| Power consumption (TDP) | 125 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 3900X and Core i7-2660M. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | - | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Precision Boost 2 | + | no data |
Security technologies
Ryzen 9 3900X and Core i7-2660M technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 3900X and Core i7-2660M are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 3900X and Core i7-2660M. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 Dual-channel | DDR3-1333 |
| Maximum memory size | 128 GB | 16 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 51.196 GB/s | 21.335 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | - | Intel HD Graphics 3000 |
Pros & cons summary
| Physical cores | 12 | 2 |
| Threads | 24 | 4 |
| Chip lithography | 7 nm | 32 nm |
| Power consumption (TDP) | 125 Watt | 35 Watt |
Ryzen 9 3900X has 500% more physical cores and 500% more threads, and a 357.1% more advanced lithography process.
i7-2660M, on the other hand, has 257.1% lower power consumption.
We couldn't decide between Ryzen 9 3900X and Core i7-2660M. We've got no test results to judge.
Note that Ryzen 9 3900X is a desktop processor while Core i7-2660M is a notebook one.
Should you still have questions on choice between Ryzen 9 3900X and Core i7-2660M, ask them in Comments section, and we shall answer.
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