Product Comparison
Technical Specifications
Feature

Brand: Intel|SKU: BX8071512900K
Intel Core i9 12900K
£354.21
Stock: 181

Brand: Intel|SKU: BX80768245KF
Intel Core Ultra 5 245KF
£285.47
Stock: 114
General
Product Type
Processor
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Processor
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Miscellaneous
Package Type
Intel Boxed without heatsink/fan
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Intel Boxed
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Processor
Architecture Features
Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Idle States, Intel VT-x with Extended Page Tables (EPT), Intel Secure Key, Intel Advanced Vector Extensions 2 (AVX2.0), Intel OS Guard, Intel Turbo Boost Max Technology 3.0, Intel Speed Shift Technology, Intel Optane Memory Supported, Mode-based Execute Control (MBE), Intel Volume Management Device (VMD), Intel Boot Guard, Intel Deep Learning Boost (DL Boost), Intel Control-Flow Enforcement Technology, Intel Gaussian and Neural Accelerator 3.0, Intel Thread Director, Instruction Set 64-bit
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Enhanced SpeedStep technology, Execute Disable Bit capability, Intel 64 Technology, Intel Trusted Execution Technology, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Intel Smart Cache, Idle States, Intel VT-x with Extended Page Tables (EPT), Intel Secure Key, Intel Advanced Vector Extensions 2 (AVX2.0), Intel OS Guard, Intel Speed Shift Technology, Intel Volume Management Device (VMD), Intel Boot Guard, Intel Control-Flow Enforcement Technology, Intel Thread Director, Instruction Set 64-bit, Intel SSE4.1, Intel SSE4.2, Intel Standard Manageability (ISM), Mode-based Execute Control (MBEC), Intel Virtualization Technology for Directed (VT-x), Intel Gaussian and Neural Accelerator 3.5
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Cache
30 MB
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26 MB
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Cache Memory Details
Smart Cache - 30 MB, L2 - 14 MB
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Smart Cache - 24 MB, L2 - 26 MB
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Clock Speed
3.2 GHz
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4.2 GHz (P-core) / 3.6 GHz (E-core)
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Compatible Processor Socket
LGA1700 Socket
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FCLGA1851 Socket
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Manufacturing Process
7 nm
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Max Turbo Speed
5.2 GHz
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5.2 GHz (P-core) / 4.6 GHz (E-core)
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Number of Cores
16-core
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14-core
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Number of Threads
24 threads
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14 threads
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PCI Express Configurations
1x16+1x4, 2x8+1x4
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1x16+2x4, 2x8+2x4, 1x8+4x4
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PCI Express Lanes Qty
20
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24
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PCI Express Revision
5.0
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4.0/5.0
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Processor Qty
1
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1
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Processor Type
Intel Core i9 12900K (12th Gen)
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Intel Core Ultra 5 245KF (Series 2)
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Thermal Design Power
241 W
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159 W
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Thermal Specification
100 °C
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105 °C
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Type / Form Factor
Intel Core i9 12900K (12th Gen)
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Intel Core Ultra 5 245KF (Series 2)
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Integrated Graphics
Base Frequency
300 MHz
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Features
Intel Clear Video HD Technology, Intel Quick Sync Video, Quad Display Capable
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Max Dynamic Frequency
1.55 GHz
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Max Supported Resolution
5120x3200@120Hz (eDP), 7680x4320@60Hz (DP), 4096x2160@60Hz (HDMI)
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Type
Intel UHD Graphics 770
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Neural Processor Unit (NPU)
Neural Processor Unit (NPU)
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Intel AI Boost
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Manufacturer Warranty
Service & Support
Limited warranty - 3 years
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