Ultra X9 388H vs Ultra 7 265F
Aggregate performance score
Core Ultra 7 265F outperforms Core Ultra X9 388H by a substantial 31% 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 | 210 | 317 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 78.20 | no data |
| Market segment | Desktop processor | Laptop |
| Power efficiency | 18.36 | 36.55 |
| Designer | Intel | Intel |
| Manufacturer | TSMC | Intel |
| Architecture codename | Arrow Lake-S (2024−2025) | Panther Lake (2026) |
| Release date | 7 January 2025 (1 year ago) | 5 January 2026 (recently) |
| Launch price (MSRP) | $379 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Core Ultra 7 265F and Core Ultra X9 388H 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 | 20 (Icosa-Core) | 16 (Hexadeca-Core) |
| Performance-cores | 8 | 4 |
| Efficient-cores | 12 | 8 |
| Low Power Efficient-cores | no data | 4 |
| Threads | 20 | 16 |
| Base clock speed | 2.4 GHz | 2.1 GHz |
| Boost clock speed | 5.3 GHz | 5.1 GHz |
| L1 cache | 112 KB (per core) | 192 KB (per core) |
| L2 cache | 3 MB (per core) | 2.5 MB (per core) |
| L3 cache | 30 MB (shared) | 18 MB (shared) |
| Chip lithography | 3 nm | 3 nm |
| Die size | 243 mm2 | no data |
| Number of transistors | 17,800 million | no data |
| 64 bit support | + | + |
Compatibility
Information on Core Ultra 7 265F and Core Ultra X9 388H 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 | FCLGA1851 | FCBGA2540 |
| Power consumption (TDP) | 65 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core Ultra 7 265F and Core Ultra X9 388H. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | + | + |
| Turbo Boost Technology | 2.0 | 2.0 |
| Hyper-Threading Technology | - | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | + |
| SIPP | + | + |
| Turbo Boost Max 3.0 | + | + |
| Deep Learning Boost | + | + |
| Supported AI Software Frameworks | OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN | OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN |
Security technologies
Core Ultra 7 265F and Core Ultra X9 388H technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| OS Guard | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core Ultra 7 265F and Core Ultra X9 388H are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 265F and Core Ultra X9 388H. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5-6400 | LPDDR5X-9600 |
| Maximum memory size | 256 GB | 96 GB |
| Max memory channels | 2 | 2 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | Intel® Arc™ B390 GPU |
| Quick Sync Video | - | + |
| Graphics max frequency | no data | 2.5 GHz |
Graphics interfaces
Available interfaces and connections of Core Ultra 7 265F and Core Ultra X9 388H integrated GPUs.
| Number of displays supported | no data | 4 |
Graphics image quality
Maximum display resolutions supported by Core Ultra 7 265F and Core Ultra X9 388H 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 Ultra 7 265F and Core Ultra X9 388H 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 Ultra 7 265F and Core Ultra X9 388H.
| PCIe version | 5.0 and 4.0 | 5.0 and 4.0 |
| PCI Express lanes | 24 | 12 |
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 | 28.26 | 21.64 |
| Recency | 7 January 2025 | 5 January 2026 |
| Physical cores | 20 | 16 |
| Threads | 20 | 16 |
| Power consumption (TDP) | 65 Watt | 25 Watt |
Ultra 7 265F has a 30.6% higher aggregate performance score, and 25% more physical cores and 25% more threads.
Ultra X9 388H, on the other hand, has an age advantage of 11 months, and 160% lower power consumption.
The Intel Core Ultra 7 265F is our recommended choice as it beats the Intel Core Ultra X9 388H in performance tests.
Note that Core Ultra 7 265F is a desktop processor while Core Ultra X9 388H is a notebook one.
Other comparisons
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