Product Compare
Intel Xeon 676X vs AMD Ryzen 9 3950X
| CPU | CPU | |
|---|---|---|
| General Parameters | ||
| Release Date | Feb 2026 | Nov 2019 |
| Manufacturer | Intel | AMD |
| Type | Server | Desktop |
| Core Architecture | Granite Rapids | Zen 2 |
| Integrated Graphics | N/A | N/A |
| Generation | Xeon 600 (Granite Rapids-WS) | |
| Series | Intel Xeon 6 processors | |
| Instruction Set | x86-64 | |
| Package | ||
| Manufacturing Process | 5 nm | 7 nm |
| Socket | Intel Socket 4710 | AM4 |
| Power Consumption | 275 W | 105 W |
| Peak Operating Temperature | 99°C | |
| Foundry | Intel | |
| Die Size | 2x598 mm² | |
| I/O Process Size | 10 nm | |
| I/O Die Size | 2x 241 | |
| Package | FC-LGA18N | |
| Transistor Count | 3.8 billions | |
| CPU Performance | ||
| Performance Cores | 32 | 16 |
| Performance Core Threads | 64 | 32 |
| Performance Core Base Frequency | 2.8 GHz | 3.5 GHz |
| Performance Core Turbo Frequency | 4.9 GHz | 4.7 GHz |
| Total Core Count | 32 | 16 |
| Total Thread Count | 64 | 32 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 28.0 | 35x |
| L1 Cache | 112 KB per core | 64 K per core |
| L2 Cache | 2 MB per core | 512 K per core |
| L3 Cache | 144 MB shared | 64 MB shared |
| Unlocked Multiplier | Yes | Yes |
| SMP | 1 | |
| Memory Parameters | ||
| Memory Types | DDR5-6400 | DDR4-3200 |
| Max Memory Size | 4 TB | 128 GB |
| Max Memory Channels | 8 | 2 |
| Max Memory Bandwidth | 409.6 GB/s | 47.68 GB/s |
| ECC Memory Support | Yes | Yes |
| Miscellaneous | ||
| Official Website | Official Link ↗ | Official Link ↗ |
| PCIe Version | 5 | 4.0 |
| PCIe Lanes | 128 | 16 |