Intel S1851 Core Ultra 7 265K 20 Core 5.5GHz CPU BX80768265K
Web ID: 43404
Product Line: Intel Core Ultra 7 Processor (Series 2) || Arrow Lake
Turbo Clock Speed: Up to 5.5GHz on Performance-Cores || Up to 4.6GHz on Efficient-Cores
CPU Socket: Intel S1851
# of CPU Cores: 8 Performance-Cores || 12 Efficient-Cores
# of CPU Threads: 20 Threads
Cache 66MB Total Cache
Memory Support: DDR5 (Dual Channel)
Integrated Graphics: Intel Arc iGPU CASH PRICE
Manufacturer Warranty: 3 Year
Manufacturer PN: BX80768265K
$609SAVE $90
| Essentials | |
| Product Collection | Intel® Core™ Ultra Processors (Series 2) |
| Code Name | Products formerly Arrow Lake |
| Vertical Segment | Desktop |
| Processor Number | 265K |
| Overall Peak TOPS (Int8) | 33 |
| CPU Specifications | |
| Total Cores | 20 |
| # of Performance-cores | 8 |
| # of Efficient-cores | 12 |
| Total Threads | 20 |
| Max Turbo Frequency | 5.5 GHz |
| Intel® Turbo Boost Max Technology 3.0 Frequency ‡ | 5.5 GHz |
| Performance-core Max Turbo Frequency | 5.4 GHz |
| Efficient-core Max Turbo Frequency | 4.6 GHz |
| Performance-core Base Frequency | 3.9 GHz |
| Efficient-core Base Frequency | 3.3 GHz |
| Cache | 30 MB Intel® Smart Cache |
| Total L2 Cache | 36 MB |
| Processor Base Power | 125 W |
| Maximum Turbo Power | 250 W |
| Intel® Deep Learning Boost (Intel® DL Boost) on CPU | Yes |
| AI Software Frameworks Supported by CPU | OpenVINO™ | WindowsML | DirectML | ONNX RT | WebNN |
| CPU Lithography | TSMC N3B |
| Supplemental Information | |
| Marketing Status | Launched |
| Launch Date | Q4'24 |
| Embedded Options Available | No |
| Use Conditions | PC/Client/Tablet | Workstation |
| Datasheet | View now |
| Memory Specifications | |
| Max Memory Size (dependent on memory type) | 256 GB |
| Memory Types | Up to DDR5 6400 MT/s |
| Maximum Memory Speed | 6400 MHz |
| Max # of Memory Channels | 2 |
| ECC Memory Supported ‡ | Yes |
| GPU Specifications | |
| GPU Name‡ | Intel® Graphics |
| Graphics Base Frequency | 300 MHz |
| Graphics Max Dynamic Frequency | 2 GHz |
| GPU Peak TOPS (Int8) | 8 |
| Graphics Output | DP2.1 UHBR20 | HDM2.1 FRL 12GHz | eDP1.4b |
| Xe-cores | 4 |
| Max Resolution (HDMI)‡ | 4K @ 60Hz (HDMI 2.1 TMDS) 8K @ 60Hz (HDMI2.1 FRL) |
| Max Resolution (DP)‡ | 8K @ 60Hz |
| Max Resolution (eDP - Integrated Flat Panel)‡ | 4K @ 60Hz |
| DirectX* Support | 12 |
| OpenGL* Support | 4.5 |
| OpenCL* Support | 3 |
| Intel® Quick Sync Video | Yes |
| # of Displays Supported ‡ | 4 |
| Device ID | 0x7D67 |
| Intel® Deep Learning Boost (Intel® DL Boost) on GPU | Yes |
| NPU Specifications | |
| NPU Name‡ | Intel® AI Boost |
| NPU Peak TOPS (Int8) | 13 |
| Sparsity Support | Yes |
| Windows Studio Effects Support | Yes |
| AI Software Frameworks Supported by NPU | OpenVINO™ | WindowsML | DirectML | ONNX RT | WebNN |
| Expansion Options | |
| Direct Media Interface (DMI) Revision | 4 |
| Max # of DMI Lanes | 8 |
| Intel® Thunderbolt™ 4 | Yes |
| Scalability | 1S Only |
| PCI Express Revision | 5.0 and 4.0 |
| PCI Express Configurations ‡ | Up to 1x16+2x4 | 2x8+2x4 | 1x8+4x4 |
| Max # of PCI Express Lanes | 24 |
| Package Specifications | |
| Sockets Supported | FCLGA1851 |
| Thermal Solution Specification | PCG 2020A |
| Max Operating Temperature | 105 °C |
| Advanced Technologies | |
| Intel® Volume Management Device (VMD) | Yes |
| Intel® Gaussian & Neural Accelerator | 3.5 |
| Intel® Thread Director | Yes |
| Intel® Speed Shift Technology | Yes |
| Intel® Turbo Boost Max Technology 3.0 ‡ | Yes |
| Intel® Turbo Boost Technology ‡ | 2 |
| Intel® 64 ‡ | Yes |
| Instruction Set | 64-bit |
| Instruction Set Extensions | Intel® SSE4.1 | Intel® SSE4.2 | Intel® AVX2 |
| Idle States | Yes |
| Enhanced Intel SpeedStep® Technology | Yes |
| Thermal Monitoring Technologies | Yes |
| Security & Reliability | |
| Intel vPro® Eligibility ‡ | Intel vPro® Enterprise |
| Intel® Hardware Shield Eligibility ‡ | Yes |
| Intel® Threat Detection Technology (TDT) | Yes |
| Intel® Active Management Technology (AMT) ‡ | Yes |
| Intel® Standard Manageability (ISM) ‡ | Yes |
| Intel® Remote Platform Erase (RPE) ‡ | Yes |
| Intel® One-Click Recovery ‡ | Yes |
| Intel® Control-Flow Enforcement Technology | Yes |
| Intel® Total Memory Encryption - Multi Key | Yes |
| Intel® AES New Instructions | Yes |
| Secure Key | Yes |
| Intel® Trusted Execution Technology ‡ | Yes |
| Execute Disable Bit ‡ | Yes |
| Intel® OS Guard | Yes |
| Intel® Boot Guard | Yes |
| Mode-based Execute Control (MBEC) | Yes |
| Intel® Stable IT Platform Program (SIPP) | Yes |
| Intel® Virtualization Technology with Redirect Protection (VT-rp) ‡ | Yes |
| Intel® Virtualization Technology (VT-x) ‡ | Yes |
| Intel® Virtualization Technology for Directed I/O (VT-d) ‡ | Yes |
| Intel® VT-x with Extended Page Tables (EPT) ‡ | Yes |
