Core Ultra 5 225 vs Core 2 Quad Q9550
Primary details
Comparing Core 2 Quad (Desktop) Q9550 and Core Ultra 5 225 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2170 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Series | Core 2 Quad (Desktop) | no data |
| Power efficiency | 1.46 | no data |
| Architecture codename | Yorkfield (2007−2009) | Arrow Lake-S (2024−2025) |
| Release date | no data | January 2025 |
Detailed specifications
Core 2 Quad (Desktop) Q9550 and Core Ultra 5 225 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 | 4 (Quad-Core) | 10 (Deca-Core) |
| Threads | 4 | 10 |
| Base clock speed | no data | 3.3 GHz |
| Boost clock speed | 2.83 GHz | 4.9 GHz |
| Bus rate | 1333 MHz | no data |
| L1 cache | 64K (per core) | 112 KB (per core) |
| L2 cache | 12288 KB | 3 MB (per core) |
| L3 cache | 0 KB | 21 MB (shared) |
| Chip lithography | 45 nm | 3 nm |
| Die size | 2x 107 mm2 | 243 mm2 |
| Maximum case temperature (TCase) | 71 °C | no data |
| Number of transistors | 820 million | 17,800 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Core 2 Quad (Desktop) Q9550 and Core Ultra 5 225 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 | LGA775 | 1851 |
| Power consumption (TDP) | 95 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Quad (Desktop) Q9550 and Core Ultra 5 225. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| TSX | - | + |
Security technologies
Core 2 Quad (Desktop) Q9550 and Core Ultra 5 225 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 Quad (Desktop) Q9550 and Core Ultra 5 225 are enumerated here.
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Quad (Desktop) Q9550 and Core Ultra 5 225. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1,DDR2,DDR3 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Arc Xe-LPG Graphics 32EU |
Peripherals
Specifications and connection of peripherals supported by Core 2 Quad (Desktop) Q9550 and Core Ultra 5 225.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 20 |
Pros & cons summary
| Physical cores | 4 | 10 |
| Threads | 4 | 10 |
| Chip lithography | 45 nm | 3 nm |
| Power consumption (TDP) | 95 Watt | 65 Watt |
Ultra 5 225 has 150% more physical cores and 150% more threads, a 1400% more advanced lithography process, and 46.2% lower power consumption.
We couldn't decide between Core 2 Quad Q9550 and Core Ultra 5 225. We've got no test results to judge.
Should you still have questions on choice between Core 2 Quad Q9550 and Core Ultra 5 225, ask them in Comments section, and we shall answer.
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