Ultra 7 265T vs Pentium 3558U
Primary details
Comparing Pentium 3558U and Core Ultra 7 265T processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2772 | 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 | 4.07 | no data |
| Architecture codename | Haswell (2013−2015) | Arrow Lake-S (2024−2025) |
| Release date | 1 January 2014 (11 years ago) | January 2025 (recently) |
| Launch price (MSRP) | $161 | no data |
Detailed specifications
Pentium 3558U and Core Ultra 7 265T 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) | 20 (Icosa-Core) |
| Threads | 2 | 20 |
| Base clock speed | no data | 1.5 GHz |
| Boost clock speed | 1.7 GHz | 5.3 GHz |
| Bus rate | 5 GT/s | no data |
| L1 cache | 128 KB | 112 KB (per core) |
| L2 cache | 512 KB | 3 MB (per core) |
| L3 cache | 2 MB | 30 MB (shared) |
| Chip lithography | 22 nm | 3 nm |
| Die size | no data | 243 mm2 |
| Maximum core temperature | 100 °C | no data |
| Number of transistors | no data | 17,800 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Pentium 3558U and Core Ultra 7 265T 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 | no data | 1 |
| Socket | FCBGA1168 | 1851 |
| Power consumption (TDP) | 15 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium 3558U and Core Ultra 7 265T. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| TSX | - | + |
Security technologies
Pentium 3558U and Core Ultra 7 265T technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium 3558U and Core Ultra 7 265T 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 Pentium 3558U and Core Ultra 7 265T. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics (Haswell) (200 - 1000 MHz) | Arc Xe-LPG Graphics 64EU |
Peripherals
Specifications and connection of peripherals supported by Pentium 3558U and Core Ultra 7 265T.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 20 |
Pros & cons summary
| Physical cores | 2 | 20 |
| Threads | 2 | 20 |
| Chip lithography | 22 nm | 3 nm |
| Power consumption (TDP) | 15 Watt | 35 Watt |
Pentium 3558U has 133.3% lower power consumption.
Ultra 7 265T, on the other hand, has 900% more physical cores and 900% more threads, and a 633.3% more advanced lithography process.
We couldn't decide between Pentium 3558U and Core Ultra 7 265T. We've got no test results to judge.
Be aware that Pentium 3558U is a notebook processor while Core Ultra 7 265T is a desktop one.
Should you still have questions on choice between Pentium 3558U and Core Ultra 7 265T, ask them in Comments section, and we shall answer.
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