Ultra 9 285 vs Pentium 2129Y
Primary details
Comparing Pentium 2129Y and Core Ultra 9 285 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3039 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | Intel Pentium | no data |
| Power efficiency | 3.48 | no data |
| Architecture codename | Ivy Bridge (2012−2013) | Arrow Lake-S (2024−2025) |
| Release date | 1 September 2012 (12 years ago) | January 2025 |
| Launch price (MSRP) | $150 | no data |
Detailed specifications
Pentium 2129Y and Core Ultra 9 285 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 | 2 (Dual-core) | 24 (Tetracosa-Core) |
| Threads | 2 | 24 |
| Base clock speed | 1.1 GHz | 2.5 GHz |
| Boost clock speed | 1.1 GHz | 5.6 GHz |
| Bus rate | 5 GT/s | no data |
| L1 cache | 64K (per core) | 112 KB (per core) |
| L2 cache | 256K (per core) | 3 MB (per core) |
| L3 cache | 2 MB (shared) | 36 MB (shared) |
| Chip lithography | 22 nm | 3 nm |
| Die size | 118 mm2 | 243 mm2 |
| Maximum core temperature | 105 °C | no data |
| Number of transistors | 1,400 million | 17,800 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Pentium 2129Y and Core Ultra 9 285 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 | FCBGA1023 | 1851 |
| Power consumption (TDP) | 10 Watt | 125 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium 2129Y and Core Ultra 9 285. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | no data |
| AES-NI | - | + |
| AVX | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| My WiFi | + | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| TSX | - | + |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Flex Memory Access | + | no data |
| Demand Based Switching | - | no data |
| FDI | + | no data |
| Fast Memory Access | + | no data |
Security technologies
Pentium 2129Y and Core Ultra 9 285 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | + |
| EDB | + | no data |
| Anti-Theft | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium 2129Y and Core Ultra 9 285 are enumerated here.
| VT-d | - | + |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium 2129Y and Core Ultra 9 285. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5 Depends on motherboard |
| Maximum memory size | 32 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 25.6 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics for 3rd Generation Intel Processors | Arc Xe2 Graphics 64EU |
| Graphics max frequency | 850 MHz | no data |
Graphics interfaces
Available interfaces and connections of Pentium 2129Y and Core Ultra 9 285 integrated GPUs.
| Number of displays supported | 3 | no data |
| eDP | + | no data |
| DisplayPort | + | - |
| HDMI | + | - |
| SDVO | + | no data |
| CRT | + | no data |
Peripherals
Specifications and connection of peripherals supported by Pentium 2129Y and Core Ultra 9 285.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 20 |
Pros & cons summary
| Physical cores | 2 | 24 |
| Threads | 2 | 24 |
| Chip lithography | 22 nm | 3 nm |
| Power consumption (TDP) | 10 Watt | 125 Watt |
Pentium 2129Y has 1150% lower power consumption.
Ultra 9 285, on the other hand, has 1100% more physical cores and 1100% more threads, and a 633.3% more advanced lithography process.
We couldn't decide between Pentium 2129Y and Core Ultra 9 285. We've got no test results to judge.
Be aware that Pentium 2129Y is a notebook processor while Core Ultra 9 285 is a desktop one.
Should you still have questions on choice between Pentium 2129Y and Core Ultra 9 285, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
