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Intel
Intel® Core™ Ultra 7 Processor 255HX (30M Cache, up to 5.20 GHz) quick reference with specifications, features, and technologies.
| Cache | 30 MB Intel® Smart Cache |
|---|---|
| Code Name | Products formerly Arrow Lake |
| Datasheet | View now |
| Device ID | 0x7D67 |
| X e -cores | 4 |
| Launch Date | Q1'25 |
| Total Cores | 20 |
| GPU Name ‡ | Intel® Graphics |
| Memory Types | Up to DDR5 6400 MT/s |
| NPU Name ‡ | Intel® AI Boost |
| Total Threads | 20 |
| Total L2 Cache | 36 MB |
| Use Conditions | PC/Client/Tablet, Workstation |
| CPU Lithography | TSMC N3B |
| Graphics Output | eDP1.4b, DP 2.1 UHBR20, HDMI 2.1 FRL |
| OpenCL* Support | 3 |
| OpenGL* Support | 4.5 |
| DirectX* Support | 12 |
| Marketing Status | Launched |
| Processor Number | 255HX |
| Sparsity Support | Yes |
| Vertical Segment | Mobile |
| AV1 Encode/Decode | Yes |
| Max # of DMI Lanes | 8 |
| Product Collection | Intel® Core™ Ultra Processors (Series 2) |
| Max Turbo Frequency | 5.2 GHz |
| Maximum Turbo Power | 160 W |
| # of Efficient-cores | 12 |
| GPU Peak TOPS (Int8) | 8 |
| NPU Peak TOPS (Int8) | 13 |
| Processor Base Power | 55 W |
| Minimum Assured Power | 45 W |
| # of Performance-cores | 8 |
| Max Resolution (DP)‡ | 7680 x 4320 @ 60Hz |
| Graphics Base Frequency | 300 MHz |
| ECC Memory Supported ‡ | No |
| Intel® Quick Sync Video | Yes |
| Intel® Thunderbolt™ 4 | Yes |
| Max # of Memory Channels | 2 |
| Overall Peak TOPS (Int8) | 33 |
| Max Resolution (HDMI) ‡ | 4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI 2.1 FRL) |
| Embedded Options Available | No |
| # of Displays Supported ‡ | 4 |
| H.264 Hardware Encode/Decode | Yes |
| Efficient-core Base Frequency | 1.8 GHz |
| # of Low Power Efficient-cores | 0 |
| Graphics Max Dynamic Frequency | 1.85 GHz |
| Windows Studio Effects Support | Yes |
| Performance-core Base Frequency | 2.4 GHz |
| Efficient-core Max Turbo Frequency | 4.5 GHz |
| H.265 (HEVC) Hardware Encode/Decode | Yes |
| Performance-core Max Turbo Frequency | 5.2 GHz |
| Direct Media Interface (DMI) Revision | 4 |
| AI Software Frameworks Supported by CPU | OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN |
| AI Software Frameworks Supported by GPU | OpenVINO™, WindowsML, DirectML, ONNX RT, WebGPU |
| AI Software Frameworks Supported by NPU | OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN |
| Max Memory Size (dependent on memory type) | 256 GB |
| Max Resolution (eDP - Integrated Flat Panel)‡ | 3840 x 2400 @ 120Hz |
| Intel® Deep Learning Boost (Intel® DL Boost) on CPU | Yes |
| Intel® Deep Learning Boost (Intel® DL Boost) on GPU | Yes |
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