AMD Ryzen 9 7900X vs Apple M1 Ultra (20C48G) Full Specs
12 Cores 24 Threads 4.7GHz | 20 Cores(16P+4E) 20 Threads(16P+4E) 3.23GHz |
TDP 170W | TDP 220W |
Bandwidth 83.2GB/s DDR5 | Bandwidth 819.2GB/s LPDDR5 |
iGPU | iGPU |
·· 1.13 TFLOPSFP16 | ·· 15.93 TFLOPSFP16 |
Socket | Socket - |
Ryzen 9 7900X2,959
M1 Ultra (20C48G)2,40012 Cores 12P - | 20 Cores 16P 4E |
24 Threads 24P - | 20 Threads 16P 4E |
Base Clock 4.7GHz | Base Clock 3.23GHz |
Boost Clock 5.6GHz | Boost Clock - |
Overclocking Unlocked | Overclocking Locked |
L1i 32KB P - | L1i 192KB P 128KB E |
L1d 32KB P - | L1d 128KB P 64KB E |
L2 1MB P - - | L2 48MB P shared 4MB E shared |
L3 64MB | L3 - |
SLC Cache - | SLC Cache 96MB |
Type DDR5 | Type LPDDR5 |
Max Memory 192GB | Max Memory 128GB |
ECC Yes | ECC No |
Channels 2 | Channels 8 |
Bus Width 128-bit | Bus Width 1024-bit |
Speed 5200MT/s | Speed 6400MT/s |
Bandwidth 83.2GB/s | Bandwidth 819.2GB/s |
Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 83.2GB/s | Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 819.2GB/s |
TDP 170W | TDP 220W |
Peak Power 230W | Peak Power - |
Max Operating Temp 95°C Max | Max Operating Temp 100°C Max |
Included Cooler 0 | Included Cooler - |
Bus Type PCIe | Bus Type - |
Bus Config 4 lanes | Bus Config - |
Bus Speed 32GT/s | Bus Speed - |
Bus Bandwidth 16GB/s | Bus Bandwidth - |
PCIe PCIe 5.0 x2494.5GB/sBandwidth | PCIe PCIe 4.0 x2855.1GB/sBandwidth |
iGPU | iGPU |
Shaders 128 | Shaders 6144 |
Boost Clock 2.2GHz | Boost Clock 1.3GHz |
·· 1.13 TFLOPSFP16 | ·· 15.93 TFLOPSFP16 |
NPU Model - | 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 Raphael DurangoDie Raphael 2CCDVariant - - | Codename Jade-2C - M1 UltraVariant FirestormP-Core IcestormE-Core |
Market Segment Desktop | Market Segment Workstation |
Release Date Sep 27, 2022 | Release Date Mar 8, 2022 |
Foundry TSMC | Foundry TSMC |
Other Foundries TSMCIO | Other Foundries - |
Fabrication Node N5 N6IO | Fabrication Node N5 - |
Die Size 142mm² 122mm²IO | Die Size 865mm² - |
Transistor Count 13.1 Billion 3.4 BillionIO | Transistor Count 114 Billion - |
Transistor Density 93 MTr/mm² 28 MTr/mm²IO | Transistor Density 132 MTr/mm² - |
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Desktops - | Desktops |