Intel Core i9-12900K vs Apple M1 Ultra (20C64G) Full Specs
16 Cores(8P+8E) 24 Threads(16P+8E) 3.2GHz | 20 Cores(16P+4E) 20 Threads(16P+4E) 3.23GHz |
TDP 125W | TDP 220W |
Bandwidth 76.8GB/s · | Bandwidth 819.2GB/s LPDDR5 |
iGPU | iGPU |
·· 1.59 TFLOPSFP16 | ·· 21.23 TFLOPSFP16 |
Socket | Socket - |
16 Cores 8P 8E | 20 Cores 16P 4E |
24 Threads 16P 8E | 20 Threads 16P 4E |
Base Clock 3.2GHz | Base Clock 3.23GHz |
Boost Clock 5.2GHz | Boost Clock - |
Overclocking Unlocked | Overclocking Locked |
L1i 32KB P 64KB E | L1i 192KB P 128KB E |
L1d 48KB P 32KB E | L1d 128KB P 64KB E |
L2 1.25MB P - 4MB E shared | L2 48MB P shared 4MB E shared |
L3 30MB | L3 - |
SLC Cache - | SLC Cache 96MB |
Type · | Type LPDDR5 |
Max Memory 128GB | Max Memory 128GB |
ECC No | ECC No |
Channels 2 | Channels 8 |
Bus Width 128-bit | Bus Width 1024-bit |
Speed 4800MT/s | Speed 6400MT/s |
Bandwidth 76.8GB/s | Bandwidth 819.2GB/s |
Bandwidth Calculator Channels Transfer Rate ·· | Bandwidth Calculator Channels Transfer Rate ·· |
TDP 125W | TDP 220W |
Peak Power 241W | Peak Power - |
Max Operating Temp 100°C Max | Max Operating Temp 100°C Max |
Included Cooler 0 | Included Cooler - |
Bus Type DMI | Bus Type - |
Bus Config 8 lanes | Bus Config - |
Bus Speed 16GT/s | Bus Speed - |
Bus Bandwidth 16GB/s | Bus Bandwidth - |
PCIe PCIe 5.0 x1663GB/sBandwidth | PCIe PCIe 4.0 x2855.1GB/sBandwidth |
PCIe Secondary PCIe 4.0 x47.9GB/sBandwidth | - |
iGPU | iGPU |
Shaders 256 | Shaders 8192 |
Boost Clock 1.55GHz | Boost Clock 1.3GHz |
·· 1.59 TFLOPSFP16 | ·· 21.23 TFLOPSFP16 |
NPU Model GNA 3.0 | NPU Model H13 Eos |
NPU Cores - | NPU Cores 32 |
NPU Clock - | NPU Clock 1.5GHz |
Performance - | Performance 22 TOPSFP16 |
Manufacturer | Manufacturer |
ISA x86-64 | ISA AArch64 |
Architecture | Architecture Apple Silicon 10ARMv8.5-A |
Family | Family |
Branding  | Branding  |
Codename Alder Lake-HX Alder Lake-8P-8EVariant Golden CoveP-Core GracemontE-Core | Codename Jade-2C M1 UltraVariant FirestormP-Core IcestormE-Core |
Market Segment Desktop | Market Segment Workstation |
Release Date Nov 4, 2021 | Release Date Mar 8, 2022 |
Foundry Intel | Foundry TSMC |
Fabrication Node Intel 7 | Fabrication Node N5 |
Die Size 202mm² | Die Size 865mm² |
Transistor Count 14.6 Billion | Transistor Count 114 Billion |
Transistor Density 72 MTr/mm² | Transistor Density 132 MTr/mm² |
