M3 Ultra (28C60G) vs M4 (10C10G)
            M3 Ultra (28C60G)
            
                
            
        
    
            M4 (10C10G)
            
                
            
        
    | 28 Cores 28 Threads 4.05GHz Clock | 10 Cores 10 Threads 4.4GHz Clock | 
| Socket Unknown | Socket Unknown | 
| iGPU60-Core M3 Ultra 21.47 TFLOPS FP32 | iGPU10-Core M4 3.76 TFLOPS FP32 | 
| GB6S 3,220 79% | GB6S 3,765 93% | 
| GB6M 27,750 104% | GB6M 14,675 55% | 
| CB23S N/A 0% | CB23S N/A 0% | 
| CB23M N/A 0% | CB23M N/A 0% | 
| ManufacturerApple | ManufacturerApple | 
| ArchitectureApple Silicon 13 | ArchitectureApple Silicon 14 | 
| FamilyM Series | FamilyM Series | 
| Instruction Set (ISA) AArch64 | Instruction Set (ISA) AArch64 | 
| Codename Palma-2C - M3 Ultra P-Core Everest - - E-Core Sawtooth | Codename Donan - M4 P-Core AS14P - - E-Core AS14E | 
| Market Segment Desktop | Market Segment Tablet | 
| Release Date 3/5/2025 | Release Date 10/28/2024 | 
| Foundry TSMC - - - | Foundry TSMC - - - | 
| Node N3B - - - | Node N3E - - - | 
| Die Size 2x 503 mm² - - - | Die Size 153 mm² - - - | 
| Transistor Count 2x 92 Billion - - - | Transistor Count 28 Billion - - - | 
| Unknown | Unknown | 
| 28 Cores 20 P-Cores - 8 E-Cores | 10 Cores 4 P-Cores - 6 E-Cores | 
| 28 Threads 20 P-Threads - 8 E-Threads | 10 Threads 4 P-Threads - 6 E-Threads | 
| P-Core 4.05GHz - - | P-Core 4.4GHz - - | 
| - - - | - - - | 
| E-Core 2.75GHz - | E-Core 2.75GHz - | 
| Overclocking Locked - - - | Overclocking Locked - - - | 
| Integrated Chipset - | Integrated Chipset - | 
| - - | - - | 
| - - | - - | 
| - - | - - | 
| - - | - - | 
| - - | - - | 
| - - | - - | 
| - - | - - | 
| 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 192KB/P-Core 6-way set associative - - 128KB/E-Core 4-way set associative | 
| L1 Data 128KB/P-Core 4-way set associative - - 64KB/E-Core 2-way set associative | L1 Data 128KB/P-Core 4-way set associative - - 64KB/E-Core 2-way set associative | 
| L2 - - 64MB Shared 16-way set associative - - - - - - 4MB Shared (E-Core) 16-way set associative | L2 - - 16MB Shared 16-way set associative - - - - - - 4MB Shared (E-Core) 16-way set associative | 
| - - - - - - - - - - | - - - - - - - - - - | 
| - - - 96MB SLC Cache | - - - 8MB SLC Cache | 
| Channels 8 | Channels 2 | 
| Max Memory 128GB | Max Memory 32GB | 
| ECC Not Supported | ECC Not Supported | 
| Bus Width/Channel 128Bit Bus Width 1024Bit | Bus Width/Channel 64Bit Bus Width 128Bit | 
| Clock 3200MHz Transfer Rate 6400MT/s | Clock 3750MHz Transfer Rate 7500MT/s | 
| Bandwidth/Channel 102.4GB/s Bandwidth 819.2GB/s | Bandwidth/Channel 60.0GB/s Bandwidth 120.0GB/s | 
| TDP 180W - - - | TDP 15W - - - | 
| Temp 100°C Max - | Temp 100°C Max - | 
| Included Cooler Not Included | Included Cooler Not Included | 
| No PCIe | No PCIe | 
| 60-Core M3 Ultra 7680 Shaders 1398MHz 21.47 TFLOPS FP32 | 10-Core M4 1280 Shaders 1470MHz 3.76 TFLOPS FP32 | 
| - | - | 
| - 32 Cores | - 16 Cores | 
| 36 TOPS FP16 | 38 TOPS INT8 | 
| - - | - - | 
| No Cellular | No Cellular | 
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