Intel Core i7-13850HX vs Intel Core Ultra 7 155U
            Intel Core i7-13850HX
            
                $428
            
        
    
            Intel Core Ultra 7 155U
            
                $490
            
        
    | 20 Cores 28 Threads 2.1GHz Clock | 12 Cores 14 Threads 1.7GHz Clock | 
| Socket BGA 1964 | Socket BGA 2049 | 
| iGPUUHD 32EU 1600MHz Gen 12 820 GFLOPS FP32 | iGPUGraphics 4C 1950MHz 2 TFLOPS FP32 | 
| 
                                            
                                                GB6S 2,600
                                            
                                             64% | GB6S 2,200 54% | 
| 
                                            
                                                GB6M 15,000
                                            
                                             56% | GB6M 9,000 34% | 
| CB23S 2,035 78% | CB23S 1,730 67% | 
| CB23M 26,015 60% | CB23M 9,570 22% | 
| ManufacturerIntel | ManufacturerIntel | 
| ArchitectureRaptor Lake | ArchitectureMeteor Lake | 
| FamilyCore 13th Gen | FamilyCore Ultra Series 1 | 
| Instruction Set (ISA) x86-64 | Instruction Set (ISA) x86-64 | 
| Codename Raptor Lake-HX - Raptor Lake-8P-16E P-Core Raptor Cove - - E-Core Gracemont | Codename Meteor Lake-U - Meteor Lake-P-2P P-Core Redwood Cove - - E-Core Crestmont | 
| Market Segment Laptop | Market Segment Laptop | 
| Release Date 1/1/2023 | Release Date 12/14/2023 | 
| Foundry Intel - - - | Foundry Intel TSMC (iGPU Die) TSMC (SoC Die) TSMC (IO Die) | 
| Node Intel 7 - - - | Node Intel 4 N5 (iGPU Die) N6 (SoC Die) N6 (IO Die) | 
| Die Size 257 mm² - - - | Die Size 38 mm² 23 mm² (iGPU Die) 100 mm² (SoC Die) 28 mm² (IO Die) | 
| Transistor Count 18.5 Billion - - - | Transistor Count 5.5 Billion - - - | 
| 20 Cores 8 P-Cores - 12 E-Cores | 12 Cores 2 P-Cores 8 M-Cores 2 E-Cores | 
| 28 Threads 16 P-Threads - 12 E-Threads | 14 Threads 4 P-Threads 8 M-Cores 2 E-Threads | 
| P-Core 2.1GHz 5.1GHz Boost - | P-Core 1.7GHz 4.8GHz Boost - | 
| - - - | M-Core 1.2GHz - | 
| E-Core 1.5GHz 3.8GHz Boost | E-Core 700MHz 2.1GHz Boost | 
| Overclocking Unlocked - - - | Overclocking Locked - - - | 
| Type DMI | Integrated Chipset - | 
| - - | - - | 
| - - | - - | 
| Transfer Rate 16GT/s | - - | 
| - - | - - | 
| Lanes 8 | - - | 
| Bandwidth 16GB/s | - - | 
| Bi-directional 32GB/s | - - | 
| L0 Instruction - - | L0 Instruction - - | 
| L0 Data - - | L0 Data - - | 
| L1 Instruction 32KB/P-Core 8-way set associative - - 64KB/E-Core 8-way set associative | L1 Instruction 64KB/P-Core 8-way set associative - - 64KB/E-Core 8-way set associative | 
| L1 Data 48KB/P-Core 12-way set associative - - 32KB/E-Core 8-way set associative | L1 Data 48KB/P-Core 12-way set associative - - 32KB/E-Core 8-way set associative | 
| L2 2048KB/Core 16-way set associative - - - - - - - - 12MB Shared (E-Core) 16-way set associative | L2 2048KB/Core 16-way set associative - - - - - - - - 4MB Shared (E-Core) 16-way set associative | 
| L3 - 30MB Shared - 20-way set associative - - - - - | L3 - 12MB Shared - 12-way set associative - - - - - | 
| - - - - | - - - - | 
| Channels 2 | Channels 2 | 
| Max Memory 128GB 128GB | Max Memory 96GB 64GB | 
| ECC Not Supported | ECC Not Supported | 
| Bus Width/Channel 64Bit Bus Width 128Bit | Bus Width/Channel 64Bit Bus Width 128Bit | 
| Clock 2800MHz 1600MHz Transfer Rate 5600MT/s 3200MT/s | Clock 3733MHz 2800MHz Transfer Rate 7466MT/s 5600MT/s | 
| Bandwidth/Channel 44.8GB/s 25.6GB/s Bandwidth 89.6GB/s 51.2GB/s | Bandwidth/Channel 59.7GB/s 44.8GB/s Bandwidth 119.5GB/s 89.6GB/s | 
| TDP 55W - - 157W Peak | TDP 15W 12W cTDP Down 28W cTDP Up 57W Peak | 
| Temp 100°C Max - | Temp 110°C Max - | 
| Included Cooler Not Included | Included Cooler Not Included | 
| PCIe 5.0 x16 Lanes PCIe 4.0 x4 Lanes | PCIe 4.0 x20 Lanes | 
| UHD 32EU 1600MHz Gen 12 256 Shaders 1600MHz 820 GFLOPS FP32 | Graphics 4C 1950MHz 512 Shaders 1950MHz 2 TFLOPS FP32 | 
| GNA 3.0 | AI Boost 3 | 
| - - | 1.4MHz 2 Cores | 
| -  | 11.5 TOPS INT8 | 
| - - | - - | 
| No Cellular | No Cellular | 
 
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
        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