Core Ultra 5 336H vs Core 2 Quad Q9450
Aggregate performance score
Core Ultra 5 336H outperforms Core 2 Quad Q9450 by a whopping 1063% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2547 | 580 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Power efficiency | 0.56 | 24.74 |
| Designer | Intel | Intel |
| Manufacturer | no data | Intel |
| Architecture codename | Yorkfield (2007−2009) | Panther Lake (2026) |
| Release date | March 2008 (18 years ago) | 5 January 2026 (less than a year ago) |
Detailed specifications
Core 2 Quad Q9450 and Core Ultra 5 336H 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) | 12 (Dodeca-Core) |
| Performance-cores | no data | 4 |
| Efficient-cores | no data | 4 |
| Low Power Efficient-cores | no data | 4 |
| Threads | 4 | 12 |
| Base clock speed | 2.66 GHz | 1.9 GHz |
| Boost clock speed | 2.67 GHz | 4.6 GHz |
| Bus rate | 1333 MHz | no data |
| L1 cache | 64K (per core) | 192 KB (per core) |
| L2 cache | 12 MB (shared) | 2.5 MB (per core) |
| L3 cache | 0 KB | 18 MB (shared) |
| Chip lithography | 45 nm | 3 nm |
| Die size | 2x 107 mm2 | no data |
| Maximum case temperature (TCase) | 71 °C | no data |
| Number of transistors | 820 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| VID voltage range | 0.85V-1.3625V | no data |
Compatibility
Information on Core 2 Quad Q9450 and Core Ultra 5 336H 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 | FCBGA2540 |
| Power consumption (TDP) | 95 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Quad Q9450 and Core Ultra 5 336H. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | - | + |
| AVX | - | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | - | 2.0 |
| Hyper-Threading Technology | - | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | + |
| SIPP | - | + |
| Demand Based Switching | - | no data |
| Turbo Boost Max 3.0 | no data | + |
| FSB parity | + | no data |
| Deep Learning Boost | - | + |
| Supported AI Software Frameworks | - | OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN |
Security technologies
Core 2 Quad Q9450 and Core Ultra 5 336H technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core 2 Quad Q9450 and Core Ultra 5 336H are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Quad Q9450 and Core Ultra 5 336H. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | LPDDR5X-8533, DDR5-7200 |
| Maximum memory size | no data | 128 GB |
| Max memory channels | no data | 2 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel® Graphics |
| Quick Sync Video | - | + |
| Graphics max frequency | no data | 2.3 GHz |
Graphics interfaces
Available interfaces and connections of Core 2 Quad Q9450 and Core Ultra 5 336H integrated GPUs.
| Number of displays supported | no data | 4 |
Graphics image quality
Maximum display resolutions supported by Core 2 Quad Q9450 and Core Ultra 5 336H integrated GPUs, including resolutions over different interfaces.
| Max resolution over eDP | no data | 3840 x 2400 @ 120Hz |
| Max resolution over DisplayPort | no data | 7680 x 4320 @ 60Hz |
Graphics API support
APIs supported by Core 2 Quad Q9450 and Core Ultra 5 336H integrated GPUs, sometimes API versions are included.
| DirectX | no data | DirectX 12 Ultimate |
| OpenGL | no data | 4.6 |
Peripherals
Specifications and connection of peripherals supported by Core 2 Quad Q9450 and Core Ultra 5 336H.
| PCIe version | no data | 5.0 and 4.0 |
| PCI Express lanes | no data | 20 |
Synthetic benchmarks
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 1.26 | 14.66 |
| Physical cores | 4 | 12 |
| Threads | 4 | 12 |
| Chip lithography | 45 nm | 3 nm |
| Power consumption (TDP) | 95 Watt | 25 Watt |
Ultra 5 336H has a 1063% higher aggregate performance score, 200% more physical cores and 200% more threads, a 1400% more advanced lithography process, and 280% lower power consumption.
The Intel Core Ultra 5 336H is our recommended choice as it beats the Intel Core 2 Quad Q9450 in performance tests.
Note that Core 2 Quad Q9450 is a desktop processor while Core Ultra 5 336H is a notebook one.
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