Intel Ultra 7 265K CPU LGA1851

Key Specifications

• Product Collection: Intel® Core™ Ultra Processors (Series 2)
• Code Name: Arrow Lake
• Segment: Desktop
• Processor Number: 265K
• Overall Peak TOPS (Int8): 33
• Launch Status: Launched (Q4'24)
• Recommended Price: $394–$404

CPU Performance

• Total Cores: 20 (8 Performance‑cores + 12 Efficient‑cores)
• Total Threads: 20
• Max Turbo Frequency: 5.5 GHz
• P‑core Max Turbo: 5.4 GHz
• E‑core Max Turbo: 4.6 GHz
• P‑core Base: 3.9 GHz
• E‑core Base: 3.3 GHz
• Cache: 30 MB Intel® Smart Cache
• Total L2 Cache: 36 MB
• Base Power: 125 W
• Max Turbo Power: 250 W
• CPU Lithography: TSMC N3B
• Intel® DL Boost: Yes
• AI Frameworks (CPU): OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN

Memory Support

• Max Memory: 256 GB
• Memory Type: Up to DDR5‑6400 MT/s
• Memory Channels: 2
• ECC Support: Yes

Integrated Graphics

• GPU: Intel® Graphics
• Base Frequency: 300 MHz
• Max Dynamic Frequency: 2 GHz
• GPU Peak TOPS (Int8): 8
• Xe‑cores: 4
• Graphics Outputs: eDP 1.4b, DP 2.1 UHBR20, HDMI 2.1 FRL
• Max Resolution (HDMI): 4096×2304 @ 60Hz (TMDS), 7680×4320 @ 60Hz (FRL)
• Max Resolution (DP): 7680×4320 @ 60Hz
• Max Resolution (eDP): 3840×2400 @ 120Hz
• Codec Support: H.264, H.265, AV1 (Encode/Decode)
• Intel® Quick Sync Video: Yes
• Displays Supported: Up to 4
• AI Frameworks (GPU): OpenVINO™, WindowsML, DirectML, ONNX RT, WebGPU

NPU (AI Accelerator)

• NPU Name: Intel® AI Boost
• NPU Peak TOPS (Int8): 13
• Sparsity Support: Yes
• Windows Studio Effects: Supported
• AI Frameworks (NPU): OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN

Expansion & I/O

• DMI Revision: 4
• DMI Lanes: 8
• Thunderbolt™ 4: Yes
• PCIe Revision: PCIe 5.0 & 4.0
• PCIe Configurations: Up to 1×16 + 2×4 | 2×8 + 2×4 | 1×8 + 4×4
• PCIe Lanes: 24

Package & Thermal

• Socket: FCLGA1851
• Thermal Solution Spec: PCG 2020A
• Max Operating Temp: 105°C
• Package Size: 45 mm × 37.5 mm

Advanced Technologies

• Intel® Thread Director: Yes
• Intel® Speed Shift: Yes
• Intel® Turbo Boost Max 3.0: Yes
• Intel® Turbo Boost Technology: 2
• Intel® Hyper‑Threading: No
• Instruction Set: 64‑bit
• Extensions: SSE4.1, SSE4.2, AVX2
• VMD: Yes

Security & Reliability

• Intel vPro®: Enterprise
• Intel® TDT: Yes
• Intel® AMT: Yes
• Intel® RPE: Yes
• Intel® One‑Click Recovery: Yes
• Intel® Secure Key: Yes
• Intel® Control‑Flow Enforcement: Yes
• Total Memory Encryption: Multi‑Key
• Intel® AES‑NI: Yes
• Intel® TXT: Yes
• Execute Disable Bit: Yes
• Intel® Boot Guard: Yes
• Intel® SIPP: Yes
• Virtualization: VT‑x, VT‑d, VT‑x with EPT, VT‑rp