Atom Z2460 vs Pentium III 1266S
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3527 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Power efficiency | 0.64 | no data |
| Designer | Intel | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | Tualatin (2000−2002) | Penwell (2012−2013) |
| Release date | July 2001 (24 years ago) | 1 January 2012 (13 years ago) |
Detailed specifications
Pentium III 1266S and Atom Z2460 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) | 1 (Single-Core) |
| Threads | 1 | 2 |
| Base clock speed | no data | 1.3 GHz |
| Boost clock speed | 1.27 GHz | 1.6 GHz |
| L1 cache | 8 KB | 64K (per core) |
| L2 cache | 512 KB | 512K (per core) |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 130 nm | 32 nm |
| Die size | 80 mm2 | 65 mm2 |
| Maximum core temperature | no data | 90 °C |
| Maximum case temperature (TCase) | 69 °C | no data |
| Number of transistors | 44 million | 140 million |
| 64 bit support | - | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Pentium III 1266S and Atom Z2460 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 | 370 | FC-MB4617 |
| Power consumption (TDP) | 30 Watt | 3 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium III 1266S and Atom Z2460. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE, Intel® SSE2, Intel® SSE3 |
| Enhanced SpeedStep (EIST) | no data | + |
| Hyper-Threading Technology | no data | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| PAE | no data | 32 Bit |
| GPIO | no data | 152 |
Security technologies
Pentium III 1266S and Atom Z2460 technologies aimed at improving security, for example, by protecting against hacks.
| EDB | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium III 1266S and Atom Z2460. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR2 |
| Maximum memory size | no data | 2 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 6.4 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | PowerVR SGX540 (400 MHz) |
Graphics interfaces
Available interfaces and connections of Pentium III 1266S and Atom Z2460 integrated GPUs.
| Number of displays supported | no data | 2 |
| HDMI | - | + |
Peripherals
Specifications and connection of peripherals supported by Pentium III 1266S and Atom Z2460.
| USB revision | no data | 2.0 OTG |
| Number of USB ports | no data | 1 |
| UART | no data | 3 |
Pros & cons summary
| Threads | 1 | 2 |
| Chip lithography | 130 nm | 32 nm |
| Power consumption (TDP) | 30 Watt | 3 Watt |
Atom Z2460 has 100% more threads, a 306.3% more advanced lithography process, and 900% lower power consumption.
We couldn't decide between Intel Pentium III 1266S and Intel Atom Z2460. We've got no test results to judge.
Note that Pentium III 1266S is a desktop processor while Atom Z2460 is a notebook one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
