Ultra 9 288V vs Pentium III 866
Primary details
Comparing Pentium III 866 and Core Ultra 9 288V processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 619 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Power efficiency | no data | 38.80 |
| Architecture codename | Coppermine T (2000) | Lunar Lake (2024) |
| Release date | 20 March 2000 (24 years ago) | 24 September 2024 (less than a year ago) |
Detailed specifications
Pentium III 866 and Core Ultra 9 288V 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) | 8 (Octa-Core) |
| Threads | 1 | 8 |
| Base clock speed | no data | 3.3 GHz |
| Boost clock speed | 0.87 GHz | 5.1 GHz |
| Bus rate | no data | 37 MHz |
| L1 cache | 32 KB | 192 KB (per core) |
| L2 cache | 256 KB | 2.5 MB (per core) |
| L3 cache | 0 KB | 12 MB (shared) |
| Chip lithography | 180 nm | 3 nm |
| Die size | 106 mm2 | no data |
| Maximum core temperature | no data | 100 °C |
| Maximum case temperature (TCase) | 80 °C | no data |
| Number of transistors | 28 million | no data |
| 64 bit support | - | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Pentium III 866 and Core Ultra 9 288V 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 | 2 | 1 |
| Socket | 370 | Intel BGA 2833 |
| Power consumption (TDP) | 27 Watt | 30 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium III 866 and Core Ultra 9 288V. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | no data | + |
| TSX | - | + |
Security technologies
Pentium III 866 and Core Ultra 9 288V technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium III 866 and Core Ultra 9 288V are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium III 866 and Core Ultra 9 288V. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | On certain motherboards (Chipset feature) | Arc 140V |
Peripherals
Specifications and connection of peripherals supported by Pentium III 866 and Core Ultra 9 288V.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 4 |
Pros & cons summary
| Recency | 20 March 2000 | 24 September 2024 |
| Physical cores | 1 | 8 |
| Threads | 1 | 8 |
| Chip lithography | 180 nm | 3 nm |
| Power consumption (TDP) | 27 Watt | 30 Watt |
Pentium III 866 has 11.1% lower power consumption.
Ultra 9 288V, on the other hand, has an age advantage of 24 years, 700% more physical cores and 700% more threads, and a 5900% more advanced lithography process.
We couldn't decide between Pentium III 866 and Core Ultra 9 288V. We've got no test results to judge.
Note that Pentium III 866 is a desktop processor while Core Ultra 9 288V is a notebook one.
Should you still have questions on choice between Pentium III 866 and Core Ultra 9 288V, ask them in Comments section, and we shall answer.
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