Core Ultra 5 225F vs Core 2 Duo E8135
Primary details
Comparing Core 2 Duo E8135 and Core Ultra 5 225F processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2702 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Power efficiency | 1.51 | no data |
| Architecture codename | Penryn (2008−2011) | Arrow Lake-S (2024−2025) |
| Release date | 3 March 2009 (15 years ago) | January 2025 |
Detailed specifications
Core 2 Duo E8135 and Core Ultra 5 225F 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) | 10 (Deca-Core) |
| Threads | 2 | 10 |
| Base clock speed | 2.667 GHz | 3.3 GHz |
| Boost clock speed | 0.67 GHz | 4.9 GHz |
| L1 cache | 64 KB (per core) | 112 KB (per core) |
| L2 cache | 6 MB (shared) | 3 MB (per core) |
| L3 cache | no data | 21 MB (shared) |
| Chip lithography | 45 nm | 3 nm |
| Die size | 107 mm2 | 243 mm2 |
| Number of transistors | 410 million | 17,800 million |
| 64 bit support | + | + |
Compatibility
Information on Core 2 Duo E8135 and Core Ultra 5 225F 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 | P | 1851 |
| Power consumption (TDP) | 44 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Duo E8135 and Core Ultra 5 225F. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | + |
| TSX | - | + |
Security technologies
Core 2 Duo E8135 and Core Ultra 5 225F technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core 2 Duo E8135 and Core Ultra 5 225F are enumerated here.
| VT-d | no data | + |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E8135 and Core Ultra 5 225F. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2, DDR3 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | On certain motherboards (Chipset feature) | N/A |
Peripherals
Specifications and connection of peripherals supported by Core 2 Duo E8135 and Core Ultra 5 225F.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 20 |
Pros & cons summary
| Physical cores | 2 | 10 |
| Threads | 2 | 10 |
| Chip lithography | 45 nm | 3 nm |
| Power consumption (TDP) | 44 Watt | 65 Watt |
Core 2 Duo E8135 has 47.7% lower power consumption.
Ultra 5 225F, on the other hand, has 400% more physical cores and 400% more threads, and a 1400% more advanced lithography process.
We couldn't decide between Core 2 Duo E8135 and Core Ultra 5 225F. We've got no test results to judge.
Be aware that Core 2 Duo E8135 is a notebook processor while Core Ultra 5 225F is a desktop one.
Should you still have questions on choice between Core 2 Duo E8135 and Core Ultra 5 225F, ask them in Comments section, and we shall answer.
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