Intel Core i5-14400F vs Intel 2x Xeon E5645
            Intel Core i5-14400F
            
                $196
            
        
    
            Intel 2x Xeon E5645
            
                $551
            
        
    | 10 Cores 16 Threads 2.5GHz Clock | 12 Cores 24 Threads 2.4GHz Clock | 
| Socket LGA 1700 | Socket LGA 1366 | 
| iGPU No GPU - - | iGPU No GPU - - | 
| 
                                            
                                                GB6S 2,410
                                            
                                             59% | GB6S 365 9% | 
| 
                                            
                                                GB6M 11,645
                                            
                                             44% | GB6M 3,545 13% | 
| CB23S 1,815 70% | CB23S N/A 0% | 
| CB23M 16,250 38% | CB23M N/A 0% | 
| ManufacturerIntel | ManufacturerIntel | 
| ArchitectureRaptor Lake | ArchitectureWestmere | 
| FamilyCore 14th Gen | FamilyXeon | 
| Instruction Set (ISA) x86-64 | Instruction Set (ISA) x86-64 | 
| Codename Raptor Lake-S - Raptor Lake-8P-8E P-Core Golden Cove - - E-Core Gracemont | Codename Westmere-EP - - - - - - - - | 
| Market Segment Desktop | Market Segment Server | 
| Release Date 1/8/2024 | Release Date 3/16/2010 | 
| Foundry Intel - - - | Foundry Intel - - - | 
| Node Intel 7 - - - | Node 32nm - - - | 
| Die Size 202 mm² - - - | Die Size 240 mm² - - - | 
| Transistor Count 14.6 Billion - - - | Transistor Count 1.2 Billion - - - | 
| 10 Cores 6 P-Cores - 4 E-Cores | 12 Cores - - - | 
| 16 Threads 12 P-Threads - 4 E-Threads | 24 Threads - - - | 
| P-Core 2.5GHz 4.7GHz Boost - | - 2.4GHz 2.6GHz Boost 18x Multiplier | 
| - - - | - - - | 
| E-Core 1.8GHz 3.5GHz Boost | - - - | 
| Overclocking Locked - - - | Overclocking Locked Voltage 0.75V Min 1.35V Max | 
| Type DMI | Type QPI | 
| - - | Clock 2930MHz | 
| - - | Data Rate Double | 
| Transfer Rate 16GT/s | Transfer Rate 5.9GT/s | 
| - - | Width 16Bit | 
| Lanes 8 | - - | 
| Bandwidth 16GB/s | Bandwidth 11.72GB/s | 
| Bi-directional 32GB/s | Bi-directional 23.44GB/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 32KB/Core 4-way set associative - - - - | 
| L1 Data 48KB/P-Core 12-way set associative - - 32KB/E-Core 8-way set associative | L1 Data 32KB/Core 8-way set associative - - - - | 
| L2 1280KB/Core 10-way set associative - - - - - - - - 2MB Shared (E-Core) 16-way set associative | L2 256KB/Core 8-way set associative - - - - - - - - - - | 
| L3 - 20MB Shared - 16-way set associative - - - - - | L3 - 12MB Shared - 16-way set associative - - - - - | 
| - - - - | - - - - | 
| Channels 2 | Channels 3 | 
| Max Memory 192GB 128GB | Max Memory 288GB | 
| ECC Not Supported | ECC Supported | 
| Bus Width/Channel 64Bit Bus Width 128Bit | Bus Width/Channel 64Bit Bus Width 192Bit | 
| Clock 2400MHz 1600MHz Transfer Rate 4800MT/s 3200MT/s | Clock 667MHz Transfer Rate 1333MT/s | 
| Bandwidth/Channel 38.4GB/s 25.6GB/s Bandwidth 76.8GB/s 51.2GB/s | Bandwidth/Channel 10.7GB/s Bandwidth 32.0GB/s | 
| TDP 65W - - 148W Peak | TDP 80W - - - | 
| Temp 100°C Max - | Temp - 76°C TCase | 
| Included CoolerLaminar RM1 | Included Cooler Not Included | 
| PCIe 5.0 x16 Lanes PCIe 4.0 x4 Lanes | No PCIe | 
| No GPU - - - - | No GPU - - - - | 
| GNA 3.0 | No NPU - | 
| - - | - - | 
| -  | -  | 
| - - | - - | 
| No Cellular | No Cellular | 
 
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
                             
                                 
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