Turion II Ultra M660 vs Apple M5 Pro 18-Core
Aggregate performance score
M5 Pro 18-Core outperforms Turion II Ultra M660 by a whopping 5653% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 179 | 3210 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | no data | AMD Turion II Ultra |
| Power efficiency | no data | 0.69 |
| Designer | Apple | AMD |
| Architecture codename | no data | Caspian (2009) |
| Release date | 3 March 2026 (less than a year ago) | 10 September 2009 (17 years ago) |
Detailed specifications
Basic parameters of M5 Pro 18-Core and Turion II Ultra M660: 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 | 18 (Octadeca-Core) | 2 (Dual-core) |
| Threads | 18 | 2 |
| Base clock speed | 3.048 GHz | no data |
| Boost clock speed | 4.61 GHz | 2.7 GHz |
| Bus rate | no data | 3600 MHz |
| L2 cache | 32 MB | 2 MB |
| L3 cache | 24 MB | no data |
| Chip lithography | 3 nm | 45 nm |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | - |
Compatibility
Information on M5 Pro 18-Core and Turion II Ultra M660 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.
| Socket | no data | Socket S1 (s1g3) 638-pin |
| Power consumption (TDP) | no data | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by M5 Pro 18-Core and Turion II Ultra M660. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | MMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization |
| PowerNow | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by M5 Pro 18-Core and Turion II Ultra M660. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR2 |
Pros & cons summary
| Performance score | 33.37 | 0.58 |
| Recency | 3 March 2026 | 10 September 2009 |
| Physical cores | 18 | 2 |
| Threads | 18 | 2 |
| Chip lithography | 3 nm | 45 nm |
Apple M5 Pro 18-Core has a 5653% higher aggregate performance score, an age advantage of 16 years, 800% more physical cores and 800% more threads, and a 1400% more advanced lithography process.
The Apple M5 Pro 18-Core is our recommended choice as it beats the AMD Turion II Ultra M660 in performance tests.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
