M4 Max (14C32G) vs Intel 2x Xeon E5645
            M4 Max (14C32G)
            
                
            
        
    
            Intel 2x Xeon E5645
            
                $551
            
        
    | 14 Cores 14 Threads 4.5GHz Clock | 12 Cores 24 Threads 2.4GHz Clock | 
| Socket Unknown | Socket LGA 1366 | 
| iGPU32-Core M4 Max 13.74 TFLOPS FP32 | iGPU No GPU - - | 
| GB6S 3,990 98% | GB6S 365 9% | 
| GB6M 22,690 85% | GB6M 3,545 13% | 
| CB23S 2,170 83% | CB23S N/A 0% | 
| CB23M 22,500 52% | CB23M N/A 0% | 
| ManufacturerApple | ManufacturerIntel | 
| ArchitectureApple Silicon 14 | ArchitectureWestmere | 
| FamilyM Series | FamilyXeon | 
| Instruction Set (ISA) AArch64 | Instruction Set (ISA) x86-64 | 
| Codename Brava - M4 Max P-Core AS14P - - E-Core AS14E | Codename Westmere-EP - - - - - - - - | 
| Market Segment Laptop | Market Segment Server | 
| Release Date 10/30/2024 | Release Date 3/16/2010 | 
| Foundry TSMC - - - | Foundry Intel - - - | 
| Node N3E - - - | Node 32nm - - - | 
| Die Size 519 mm² - - - | Die Size 240 mm² - - - | 
| Transistor Count 95 Billion - - - | Transistor Count 1.2 Billion - - - | 
| Unknown | LGA 1366 | 
| 14 Cores 10 P-Cores - 4 E-Cores | 12 Cores - - - | 
| 14 Threads 10 P-Threads - 4 E-Threads | 24 Threads - - - | 
| P-Core 4.5GHz - - | - 2.4GHz 2.6GHz Boost 18x Multiplier | 
| - - - | - - - | 
| E-Core 2.75GHz - | - - - | 
| Overclocking Locked - - - | Overclocking Locked Voltage 0.75V Min 1.35V Max | 
| Integrated Chipset - | Type QPI | 
| - - | Clock 2930MHz | 
| - - | Data Rate Double | 
| - - | Transfer Rate 5.9GT/s | 
| - - | Width 16Bit | 
| - - | - - | 
| - - | Bandwidth 11.72GB/s | 
| - - | Bi-directional 23.44GB/s | 
| L0 Instruction - - | L0 Instruction - - | 
| L0 Data - - | L0 Data - - | 
| L1 Instruction 192KB/P-Core 6-way set associative - - 128KB/E-Core 4-way set associative | L1 Instruction 32KB/Core 4-way set associative - - - - | 
| L1 Data 128KB/P-Core 4-way set associative - - 64KB/E-Core 2-way set associative | L1 Data 32KB/Core 8-way set associative - - - - | 
| L2 - - 32MB Shared 16-way set associative - - - - - - 4MB Shared (E-Core) 16-way set associative | L2 256KB/Core 8-way set associative - - - - - - - - - - | 
| - - - - - - - - - - | L3 - 12MB Shared - 16-way set associative - - - - - | 
| - - - 48MB SLC Cache | - - - - | 
| Channels 3 | Channels 3 | 
| Max Memory 96GB | Max Memory 288GB | 
| ECC Not Supported | ECC Supported | 
| Bus Width/Channel 128Bit Bus Width 384Bit | Bus Width/Channel 64Bit Bus Width 192Bit | 
| Clock 4267MHz Transfer Rate 8533MT/s | Clock 667MHz Transfer Rate 1333MT/s | 
| Bandwidth/Channel 136.5GB/s Bandwidth 409.6GB/s | Bandwidth/Channel 10.7GB/s Bandwidth 32.0GB/s | 
| TDP 90W - - - | TDP 80W - - - | 
| Temp 100°C Max - | Temp - 76°C TCase | 
| Included Cooler Not Included | Included Cooler Not Included | 
| No PCIe | No PCIe | 
| 32-Core M4 Max 4096 Shaders 1678MHz 13.74 TFLOPS FP32 | No GPU - - - - | 
| - | No NPU - | 
| - 16 Cores | - - | 
| 38 TOPS INT8 | -  | 
| - - | - - | 
| No Cellular | No Cellular | 
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