60-Core M3 Ultra
64-Core M1 Ultra
Apple 60-Core M3 Ultra vs Apple 64-Core M1 Ultra Full Specs
7,680 Shaders 1.38GHz | 8,192 Shaders 1.3GHz |
Shared Memory819.2GB/sLPDDR5 | Shared Memory819.2GB/sLPDDR5 |
·· 21.2 TFLOPS | ·· 21.23 TFLOPS |
Form Factor iGPU | Form Factor iGPU |
TDP Shared | TDP Shared |
60-Core M3 Ultra21.2 TFLOPSFP16
64-Core M1 Ultra21.23 TFLOPSFP16Clock Speed ·· | Clock Speed ·· |
Peak OPS 21.2 TFLOPSFP16 | Peak OPS 21.23 TFLOPSFP16 |
FP32 21.2 TFLOPS | FP32 21.23 TFLOPS |
Pixel Rate 331.2 GPixel/s | Pixel Rate 331.8 GPixel/s |
Texture Rate 662.4 GTexel/s | Texture Rate 663.6 GTexel/s |
Shaders 7,680 Shaders | Shaders 8,192 Shaders |
TMUs 480 TMUs | TMUs 512 TMUs |
ROPs 240 ROPs | ROPs 256 ROPs |
RT Cores 60 RT-Cores | RT Cores - |
EUs 960 EUs | EUs 1,024 EUs |
Boost Clock 1.38GHz | Boost Clock 1.3GHz |
L2 Cache 16MB shared | L2 Cache 8MB 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 |
Max Resolution 7680x4320 | Max Resolution 6016x3384 |
Refresh Rate Calculator 7680x4320 Resolution8K UHD Refresh Rate 60Hz | Refresh Rate Calculator 6016x3384 Resolution6K Refresh Rate 60Hz |
Multi-Monitor 8 | Multi-Monitor 5 |
DSC Supported | DSC Supported |
Encoder 4x Apple Media Engine 3 | Encoder 4x Apple Media Engine 2 |
Codec AVC (H.264) HEVC (H.265) ProRes | Codec AVC (H.264) HEVC (H.265) ProRes |
Decoder 2x Apple Media Engine 3 | Decoder 2x Apple Media Engine 2 |
Codec AVC (H.264) HEVC (H.265) AV1 ProRes | Codec AVC (H.264) HEVC (H.265) - ProRes |
Form Factor iGPU | Form Factor iGPU |
Cooling Passive | Cooling Passive |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding  |
Codename G15D | Codename G13D |
Market Segment Workstation | Market Segment Workstation |
Release Date Mar 5, 2025 | Release Date Mar 8, 2022 |
Foundry TSMC | Foundry TSMC |
Fabrication Node N3B | Fabrication Node N5 |
Die Size 954mm² | Die Size 865mm² |
Transistor Count 184B | Transistor Count 114B |
Transistor Density 193 MTr/mm² | Transistor Density 132 MTr/mm² |