AMD Ryzen 9 3950X vs Intel Xeon Platinum 8260
Physical Specifications
| Socket | AMD Socket AM4 | Intel Socket 3647 |
|---|---|---|
| Foundry | TSMC | Intel |
| Process size | 7 nm | 14 nm |
| Transistors | 3,800 million | 8,000 million |
| Die size | 74 mm² | unknown |
| Package | µOPGA-1331 | FC-LGA3647 |
| tCaseMax | 95°C | — |
Performance
| Frequency | 3.5 GHz | 2.4 GHz |
|---|---|---|
| Turbo clock | up to 4.7 GHz | up to 3.9 GHz |
| Base clock | 100 MHz | 100 MHz |
| Multiplier | 35.0x | 24.0x |
| Multiplier unlocked | Yes | No |
| TDP | 105 W | 165 W |
| FP32 | 3,609.6 GFLOPS | — |
Architecture Details
| Vertical Segment | Desktop | Server/Workstation |
|---|---|---|
| Production status | Active | unknown |
| Release date | Nov 14th, 2019 | Dec 11th, 2018 |
| Codename | Matisse | Cascade Lake-SP |
| Generation | Ryzen 9 | Xeon Platinum |
| Part | 100-000000051 | SRF9HCD8069504201101 |
| Memory support | DDR4-3200 MHz Dual-channel | DDR4 |
| ECC memory | No | Yes |
| PCI Express | Gen 4 | — |
Cores
| Total Cores | 16 | 24 |
|---|---|---|
| Total Threads | 32 | 48 |
| SMP # CPUs | 1 | 8 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 512K (per core) | 1MB (per core) |
| Cache L3 | 64MB | 35.75MB (shared) |
Notes
| Notes | This processor comes with an unlocked base clock multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. | — |
|---|
Features & Technologies
| AES | Yes | — |
|---|---|---|
| AES-NI | — | Yes |
| AMD-V | Yes | — |
| AMD64 | Yes | — |
| AVX | Yes | Yes |
| AVX2 | Yes | Yes |
| BMI1 | Yes | Yes |
| BMI2 | Yes | Yes |
| ECC | — | Yes |
| EIST | — | Yes |
| EVP | Yes | — |
| F16C | Yes | Yes |
| FMA3 | Yes | Yes |
| HTT | — | Yes |
| Intel 64 | — | Yes |
| MMX | Yes | Yes |
| Precision Boost 2 | Yes | — |
| SHA | Yes | — |
| SMAP | Yes | — |
| SMEP | Yes | — |
| SMT | Yes | — |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | Yes | — |
| SSE4.2 | Yes | Yes |
| SSE4A | Yes | — |
| SSSE3 | Yes | Yes |
| TXT | — | Yes |
| VT-d | — | Yes |
| VT-x | — | Yes |
| XD bit | — | Yes |
| XFR 2 | Yes | — |
| vPro | — | Yes |
| x8 SDDC | — | Yes |
