NVIDIA Grace Blackwell GB10 vs M3 Ultra (28C60G)
            NVIDIA Grace Blackwell GB10
            
                
            
        
    
            M3 Ultra (28C60G)
            
                
            
        
    | 20 Cores 20 Threads 3GHz Clock | 28 Cores 28 Threads 4.05GHz Clock | 
| Socket Unknown | Socket Unknown | 
| iGPUGB10 31.03 TFLOPS FP32 | iGPU60-Core M3 Ultra 21.47 TFLOPS FP32 | 
| GB6S N/A 0% | GB6S 3,220 79% | 
| GB6M N/A 0% | GB6M 27,750 104% | 
| CB23S N/A 0% | CB23S N/A 0% | 
| CB23M N/A 0% | CB23M N/A 0% | 
| ManufacturerNVIDIA | ManufacturerApple | 
| ArchitectureARMv9.2-A | ArchitectureApple Silicon 13 | 
| Family - | FamilyM Series | 
| Instruction Set (ISA) AArch64 | Instruction Set (ISA) AArch64 | 
| Codename - GB10 Grace Blackwell GB10 P-Core Cortex-X925 - - E-Core Cortex-A725 | Codename Palma-2C - M3 Ultra P-Core Everest - - E-Core Sawtooth | 
| Market Segment Embedded | Market Segment Desktop | 
| Release Date 1/6/2025 | Release Date 3/5/2025 | 
| Foundry TSMC - - - | Foundry TSMC - - - | 
| Node N3E - - - | Node N3B - - - | 
| Die Size Unknown - - - | Die Size 2x 503 mm² - - - | 
| Transistor Count Unknown - - - | Transistor Count 2x 92 Billion - - - | 
| Unknown | Unknown | 
| 20 Cores 10 P-Cores - 10 E-Cores | 28 Cores 20 P-Cores - 8 E-Cores | 
| 20 Threads 10 P-Threads - 10 E-Threads | 28 Threads 20 P-Threads - 8 E-Threads | 
| P-Core 3GHz - - | P-Core 4.05GHz - - | 
| - - - | - - - | 
| E-Core 2GHz - | E-Core 2.75GHz - | 
| Overclocking Locked - - - | Overclocking Locked - - - | 
| Integrated Chipset - | Integrated Chipset - | 
| - - | - - | 
| - - | - - | 
| - - | - - | 
| - - | - - | 
| - - | - - | 
| - - | - - | 
| - - | - - | 
| L0 Instruction - - | L0 Instruction - - | 
| L0 Data - - | L0 Data - - | 
| L1 Instruction 64KB/Core 4-way set associative - - - - | L1 Instruction 192KB/P-Core 6-way set associative - - 128KB/E-Core 4-way set associative | 
| L1 Data 64KB/Core 4-way set associative - - - - | L1 Data 128KB/P-Core 4-way set associative - - 64KB/E-Core 2-way set associative | 
| L2 1024KB/Core 16-way set associative - - - - - - - - - - | L2 - - 64MB Shared 16-way set associative - - - - - - 4MB Shared (E-Core) 16-way set associative | 
| - - - - - - - - - - | - - - - - - - - - - | 
| - - - - | - - - 96MB SLC Cache | 
| Channels 4 | Channels 8 | 
| Max Memory 128GB | Max Memory 128GB | 
| ECC Not Supported | ECC Not Supported | 
| Bus Width/Channel 64Bit Bus Width 256Bit | Bus Width/Channel 128Bit Bus Width 1024Bit | 
| Clock 4267MHz Transfer Rate 8533MT/s | Clock 3200MHz Transfer Rate 6400MT/s | 
| Bandwidth/Channel 68.3GB/s Bandwidth 273.1GB/s | Bandwidth/Channel 102.4GB/s Bandwidth 819.2GB/s | 
| TDP 150W - - - | TDP 180W - - - | 
| - - - | Temp 100°C Max - | 
| Included Cooler Not Included | Included Cooler Not Included | 
| No PCIe | No PCIe | 
| GB10 6144 Shaders 2525MHz 31.03 TFLOPS FP32 | 60-Core M3 Ultra 7680 Shaders 1398MHz 21.47 TFLOPS FP32 | 
| No NPU - | - | 
| - - | - 32 Cores | 
| -  | 36 TOPS FP16 | 
| - - | - - | 
| No Cellular | No Cellular | 
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