Intel® Core™ i7-1255U
Release Date: Q1 2022
Generation: 12
Intel® Core™ i7-1255U CPU specifications
CPU
| Code Name | Products formerly Alder Lake |
|---|---|
| Lithography | Intel 7 |
| Recommended Customer Price | $426.00 |
| Vertical Segment | Mobile |
memory specifications
| ECC Memory Supported | No |
|---|---|
| Max # of Memory Channels | 2 |
| Max Memory Size (dependent on memory type) | 64 GB |
| Memory Types | Up to DDR5 4800 MT/s Up to DDR4 3200 MT/s Up to LPDDR5 5200 MT/s Up to LPDDR4x 4267 MT/s |
performance
| # of Efficient-cores | 8 |
|---|---|
| # of Performance-cores | 2 |
| Cache | 12 MB Intel Smart Cache |
| Efficient-core Max Turbo Frequency | 3.50 GHz |
| Max Turbo Frequency | 4.70 GHz |
| Maximum Turbo Power | 55 W |
| Minimum Assured Power | 12 W |
| Performance-core Max Turbo Frequency | 4.70 GHz |
| Processor Base Power | 15 W |
| Total Cores | 10 |
| Total Threads | 12 |
security and reliability
| Execute Disable Bit | Yes |
|---|---|
| Intel AES New Instructions | Yes |
| Intel Boot Guard | Yes |
| Intel Control-Flow Enforcement Technology | Yes |
| Intel Hardware Shield Eligibility | Yes |
| Intel OS Guard | Yes |
| Intel QuickAssist Software Acceleration | Yes |
| Intel Standard Manageability (ISM) | Yes |
| Intel Threat Detection Technology (TDT) | Yes |
| Intel Trusted Execution Technology | Yes |
| Intel VT-x with Extended Page Tables (EPT) | Yes |
| Intel Virtualization Technology (VT-x) | Yes |
| Intel Virtualization Technology for Directed I/O (VT-d) | Yes |
| Intel vPro Essentials Platform Eligibility | Yes |
| Intel vPro Platform Eligibility | Yes |
| Mode-based Execute Control (MBEC) | Yes |
| Secure Key | Yes |
expansion options
| Chipset / PCH PCIe Revision | Gen 3 |
|---|---|
| Intel Thunderbolt™ 4 | Yes |
| Max # of PCI Express Lanes | 20 |
| Microprocessor PCIe Revision | Gen 4 |
package specifications
| Max CPU Configuration | 1 |
|---|---|
| Package Size | 50 x 25 |
| Sockets Supported | FCBGA1744 |
| Tjunction | 100°C |
graphics
| # of Displays Supported | 4 |
|---|---|
| Device ID | 0x46A8 |
| DirectX Support | 12.1 |
| Execution Units | 96 |
| Graphics Max Dynamic Frequency | 1.25 GHz |
| Graphics Output | eDP 1.4b, DP 1.4a, HDMI 2.1 |
| Intel Quick Sync Video | Yes |
| Max Resolution (DP) | 7680 x 4320 @ 60Hz |
| Max Resolution (HDMI) | 4096 x 2304 @ 60Hz |
| Max Resolution (eDP - Integrated Flat Panel) | 4096 x 2304 @ 120Hz |
| Multi-Format Codec Engines | 2 |
| OpenCL Support | 3.0 |
| OpenGL Support | 4.6 |
| Processor Graphics | Intel Iris Xe Graphics eligible |
advanced technologies
| Instruction Set | 64-bit |
|---|---|
| Instruction Set Extensions | Intel SSE4.1, Intel SSE4.2, Intel AVX2 |
| Intel Adaptix™ Technology | Yes |
| Intel Deep Learning Boost (Intel DL Boost) | Yes |
| Intel Flex Memory Access | Yes |
| Intel Gaussian & Neural Accelerator | 3.0 |
| Intel High Definition Audio | Yes |
| Intel Hyper-Threading Technology | Yes |
| Intel Image Processing Unit | 6.0 |
| Intel Smart Sound Technology | Yes |
| Intel Speed Shift Technology | Yes |
| Intel Thread Director | Yes |
| Intel Volume Management Device (VMD) | Yes |
| Intel Wake on Voice | Yes |
| MIPI SoundWire | 1.2 |
| Thermal Monitoring Technologies | Yes |
