AMD Ryzen Threadripper 3990X vs Intel Core i9-9940X
Physical Specifications
| Socket | AMD Socket TRX4 | Intel Socket 2066 |
|---|---|---|
| Foundry | TSMC | Intel |
| Process size | 7 nm | 14 nm |
| Transistors | 3,800 million | unknown |
| Die size | 74 mm² | unknown |
| Package | sTRX4 | FC-LGA2066 |
| tCaseMax | 95°C | — |
Performance
| Frequency | 2.9 GHz | 3.3 GHz |
|---|---|---|
| Turbo clock | up to 4.3 GHz | up to 4.5 GHz |
| Base clock | 100 MHz | 100 MHz |
| Multiplier | 29.0x | 33.0x |
| Multiplier unlocked | Yes | Yes |
| TDP | 280 W | 165 W |
| FP32 | 13,209.6 GFLOPS | — |
Architecture Details
| Vertical Segment | Desktop | Desktop |
|---|---|---|
| Production status | Active | Active |
| Release date | Feb 7th, 2020 | Oct 19th, 2018 |
| Codename | Matisse | Skylake-X |
| Generation | Ryzen Threadripper | Core i9 |
| Part | 100-000000163 | BX80673I99940XCD8067304175600SREZ5 |
| Memory support | DDR4-3200 MHz Quad-channel | DDR4 Quad-channel |
| ECC memory | No | No |
| PCI Express | Gen 4 | Gen 3 |
Cores
| Total Cores | 64 | 14 |
|---|---|---|
| Total Threads | 128 | 28 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 512K (per core) | 1MB (per core) |
| Cache L3 | 128MB | 19.25MB (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. | 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 | Yes | — |
|---|---|---|
| AES-NI | — | Yes |
| AMD-V | Yes | — |
| AMD64 | Yes | — |
| AVX | Yes | Yes |
| AVX-512 | — | Yes |
| AVX2 | Yes | Yes |
| BMI1 | Yes | Yes |
| BMI2 | Yes | Yes |
| Boost 2.0 | — | Yes |
| Boost 3.0 | — | Yes |
| CLMUL | — | 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 |
| TSX | — | Yes |
| TXT | — | Yes |
| VT-d | — | Yes |
| VT-x | — | Yes |
| XD bit | — | Yes |
| XFR 2 | Yes | — |
