Apple 64-Core M1 Ultra vs Apple 60-Core M3 Ultra Full Specs
8,192 Shaders 1.3GHz | 7,680 Shaders 1.38GHz |
Shared Memory819.2GB/sLPDDR5 | Shared Memory819.2GB/sLPDDR5 |
·· 21.23 TFLOPS | ·· 21.2 TFLOPS |
Form Factor iGPU | Form Factor iGPU |
TDP Shared | TDP Shared |
Clock Speed ·· | Clock Speed ·· |
Peak OPS 21.23 TFLOPSFP16 | Peak OPS 21.2 TFLOPSFP16 |
FP32 21.23 TFLOPS | FP32 21.2 TFLOPS |
Pixel Rate 331.8 GPixel/s | Pixel Rate 331.2 GPixel/s |
Texture Rate 663.6 GTexel/s | Texture Rate 662.4 GTexel/s |
Shaders 8,192 Shaders | Shaders 7,680 Shaders |
TMUs 512 TMUs | TMUs 480 TMUs |
ROPs 256 ROPs | ROPs 240 ROPs |
RT Cores - | RT Cores 60 RT-Cores |
EUs 1,024 EUs | EUs 960 EUs |
Boost Clock 1.3GHz | Boost Clock 1.38GHz |
L2 Cache 8.2MB shared | L2 Cache 16.4MB shared |
Shared MemoryLPDDR5 | Shared MemoryLPDDR5 |
Memory Bus 1024-bit | Memory Bus 1024-bit |
Memory Speed 6.4GT/s | Memory Speed 6.4GT/s |
Memory Bandwidth 819.2GB/s | Memory Bandwidth 819.2GB/s |
ECC No | ECC No |
Multi-Monitor 5 | Multi-Monitor 8 |
Encoder Model 4x Apple Media Engine 2 | Encoder Model 4x Apple Media Engine 3 |
Decoder Model 2x Apple Media Engine 2 | Decoder Model 2x Apple Media Engine 3 |
Form Factor iGPU | Form Factor iGPU |
Cooling Passive | Cooling Passive |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding ![]() | Branding ![]() |
Codename G13D | Codename G15D |
Market Segment Workstation | Market Segment Workstation |
Release Date Mar 8, 2022 | Release Date Mar 5, 2025 |
Foundry TSMC | Foundry TSMC |
Fabrication Node N5 | Fabrication Node N3B |
Die Size 865mm² | Die Size 954mm² |
Transistor Count 114 Billion | Transistor Count 184 Billion |
Transistor Density 132 MTr/mm² | Transistor Density 193 MTr/mm² |
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CPUs | CPUs |
Desktops | Desktops |



