Itanium 9740 vs Ultra 7 251HX
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 261 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Series | Intel Arrow Lake | no data |
| Power efficiency | 6.99 | no data |
| Designer | Intel | Intel |
| Architecture codename | Arrow Lake-HX (2025−2026) | no data |
| Release date | 1 April 2026 (less than a year ago) | 1 April 2017 (9 years ago) |
Detailed specifications
Basic parameters of Core Ultra 7 251HX and Itanium 9740: 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 | 18 (Octadeca-Core) | 8 (Octa-Core) |
| Performance-cores | 6 | no data |
| Efficient-cores | 12 | no data |
| Threads | 18 | 16 |
| Base clock speed | 2.5 GHz | 2.13 GHz |
| Boost clock speed | 5.1 GHz | no data |
| Bus rate | no data | 6.4 GT/s |
| L2 cache | 30 MB | no data |
| L3 cache | 30 MB | 24 MB |
| Chip lithography | 3 nm | 32 nm |
| Maximum core temperature | no data | 95 °C |
| 64 bit support | + | - |
| Windows 11 compatibility | no data | - |
Compatibility
Information on Core Ultra 7 251HX and Itanium 9740 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.
| Socket | FCBGA2114 | LGA1248 |
| Power consumption (TDP) | 160 Watt | 170 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core Ultra 7 251HX and Itanium 9740. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | no data |
| AES-NI | + | - |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | + | no data |
| Turbo Boost Technology | 2.0 | 2.0 |
| Hyper-Threading Technology | - | + |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Turbo Boost Max 3.0 | - | no data |
| Deep Learning Boost | + | - |
| Supported AI Software Frameworks | OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN | - |
Security technologies
Core Ultra 7 251HX and Itanium 9740 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | + |
| OS Guard | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core Ultra 7 251HX and Itanium 9740 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| VT-i | no data | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 251HX and Itanium 9740. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5-6400 | no data |
| Maximum memory size | 256 GB | no data |
| Max memory channels | 2 | no data |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® Graphics | no data |
| Quick Sync Video | + | - |
| Graphics max frequency | 1.8 GHz | no data |
Graphics interfaces
Available interfaces and connections of Core Ultra 7 251HX and Itanium 9740 integrated GPUs.
| Number of displays supported | 4 | no data |
Graphics image quality
Maximum display resolutions supported by Core Ultra 7 251HX and Itanium 9740 integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | 4096 x 2304 @ 60Hz (HDMI 2.1 TMDS)7680 x 4320 @ 60Hz (HDMI 2.1 FRL) | no data |
| Max resolution over eDP | 3840 x 2400 @ 120Hz | no data |
| Max resolution over DisplayPort | 7680 x 4320 @ 60Hz | no data |
Graphics API support
APIs supported by Core Ultra 7 251HX and Itanium 9740 integrated GPUs, sometimes API versions are included.
| DirectX | 12 | no data |
| OpenGL | 4.5 | no data |
Peripherals
Specifications and connection of peripherals supported by Core Ultra 7 251HX and Itanium 9740.
| PCIe version | 5.0 and 4.0 | no data |
| PCI Express lanes | 24 | no data |
Pros & cons summary
| Recency | 1 April 2026 | 1 April 2017 |
| Physical cores | 18 | 8 |
| Threads | 18 | 16 |
| Chip lithography | 3 nm | 32 nm |
| Power consumption (TDP) | 160 Watt | 170 Watt |
Ultra 7 251HX has an age advantage of 9 years, 125% more physical cores and 13% more threads, a 967% more advanced lithography process, and 6% lower power consumption.
We couldn't decide between Intel Core Ultra 7 251HX and Intel Itanium 9740. We've got no test results to judge.
Be aware that Core Ultra 7 251HX is a notebook processor while Itanium 9740 is a server/workstation one.
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