Intel Core i9-11900F vs Apple M1 Ultra (20C64G) Full Specs
8 Cores 16 Threads 2.5GHz | 20 Cores(16P+4E) 20 Threads(16P+4E) 3.23GHz |
TDP 65W | TDP 220W |
Bandwidth 51.2GB/s DDR4 | Bandwidth 819.2GB/s LPDDR5 |
iGPU - | iGPU |
·· - | ·· 21.23 TFLOPSFP16 |
Socket | Socket - |
8 Cores 8P - | 20 Cores 16P 4E |
16 Threads 16P - | 20 Threads 16P 4E |
Base Clock 2.5GHz | Base Clock 3.23GHz |
Boost Clock 5GHz | Boost Clock - |
Overclocking Locked | Overclocking Locked |
L1i 32KB P - | L1i 192KB P 128KB E |
L1d 48KB P - | L1d 128KB P 64KB E |
L2 512KB P - - | L2 48MB P shared 4MB E shared |
L3 16MB | L3 - |
SLC Cache - | SLC Cache 96MB |
Type DDR4 | 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 3200MT/s | Speed 6400MT/s |
Bandwidth 51.2GB/s | Bandwidth 819.2GB/s |
Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 51.2GB/s | Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 819.2GB/s |
TDP 65W | TDP 220W |
Max Operating Temp 100°C Max | Max Operating Temp 100°C Max |
Included Cooler 1 | Included Cooler - |
Bus Type DMI | Bus Type - |
Bus Config 8 lanes | Bus Config - |
Bus Speed 8GT/s | Bus Speed - |
Bus Bandwidth 8GB/s | Bus Bandwidth - |
PCIe PCIe 4.0 x2039.4GB/sBandwidth | PCIe PCIe 4.0 x2855.1GB/sBandwidth |
iGPU - | iGPU |
Shaders - | Shaders 8192 |
Boost Clock - | Boost Clock 1.3GHz |
·· - | ·· 21.23 TFLOPSFP16 |
NPU Model GNA 2.0 | 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 Rocket Lake-S - Cypress CoveP-Core - | Codename Jade-2C M1 UltraVariant FirestormP-Core IcestormE-Core |
Market Segment Desktop | Market Segment Workstation |
Release Date Mar 16, 2021 | Release Date Mar 8, 2022 |
Foundry Intel | Foundry TSMC |
Fabrication Node 14nm++++ | Fabrication Node N5 |
Die Size 276mm² | Die Size 865mm² |
Transistor Count 6.9 Billion | Transistor Count 114 Billion |
Transistor Density 25 MTr/mm² | Transistor Density 132 MTr/mm² |
No images available
No images available
Desktops - | Desktops |



