Intel Core i9-9940X vs Intel Xeon Gold 6338N
Physical Specifications
| Socket | Intel Socket 2066 | Intel Socket 4189 |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 14 nm | 10 nm |
| Transistors | unknown | unknown |
| Die size | unknown | unknown |
| Package | FC-LGA2066 | FC-LGA4189 |
| tCaseMax | — | 83°C |
Performance
| Frequency | 3.3 GHz | 2.2 GHz |
|---|---|---|
| Turbo clock | up to 4.5 GHz | up to 3.5 GHz |
| Base clock | 100 MHz | 100 MHz |
| Multiplier | 33.0x | 22.0x |
| Multiplier unlocked | Yes | No |
| TDP | 165 W | 185 W |
Architecture Details
| Vertical Segment | Desktop | Server/Workstation |
|---|---|---|
| Production status | Active | Active |
| Release date | Oct 19th, 2018 | Apr 6th, 2021 |
| Codename | Skylake-X | Ice Lake-SP |
| Generation | Core i9 | Xeon Gold |
| Part | BX80673I99940XCD8067304175600SREZ5 | SRKY2CD8068904722302 |
| Memory support | DDR4 Quad-channel | DDR4-2667 MHz Eight-channel |
| ECC memory | No | Yes |
| PCI Express | Gen 3 | Gen 4, 64 Lanes(CPU only) |
Cores
| Total Cores | 14 | 32 |
|---|---|---|
| Total Threads | 28 | 64 |
| SMP # CPUs | 1 | 2 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 1MB (per core) | 1MB (per core) |
| Cache L3 | 19.25MB (shared) | 48MB (shared) |
Notes
| Notes | This processor comes with an unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. | — |
|---|
Features & Technologies
| AES-NI | Yes | Yes |
|---|---|---|
| AVX | Yes | Yes |
| AVX-512 | Yes | Yes |
| AVX2 | Yes | Yes |
| BMI1 | Yes | Yes |
| BMI2 | Yes | Yes |
| Boost 2.0 | Yes | — |
| Boost 3.0 | Yes | — |
| CLMUL | Yes | — |
| ECC | — | Yes |
| EIST | Yes | Yes |
| F16C | Yes | Yes |
| FMA3 | Yes | Yes |
| HTT | Yes | Yes |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.2 | Yes | Yes |
| SSSE3 | Yes | Yes |
| TSX | Yes | — |
| TXT | Yes | Yes |
| VT-d | Yes | Yes |
| VT-x | Yes | Yes |
| XD bit | Yes | Yes |
| vPro | — | Yes |
| x8 SDDC | — | Yes |
