AMD Ryzen 9 3900X vs Intel Core i7-12700KF
Physical Specifications
| Socket | AMD Socket AM4 | Intel Socket 1700 |
|---|---|---|
| Foundry | TSMC | Intel |
| Process size | 7 nm | 10 nm |
| Transistors | 3,800 million | unknown |
| Die size | 74 mm² | 215 mm² |
| Package | µOPGA-1331 | FC-LGA16A |
| tCaseMax | 95°C | 72°C |
| tJMax | — | 100°C |
Performance
| Frequency | 3.8 GHz | 3.6 GHz |
|---|---|---|
| Turbo clock | up to 4.6 GHz | up to 5 GHz |
| Base clock | 100 MHz | 100 MHz |
| Multiplier | 38.0x | 36.0x |
| Multiplier unlocked | Yes | Yes |
| TDP | 105 W | 125 W |
| FP32 | 2,649.6 GFLOPS | — |
| cpu.details.e-core-frequency | — | 2.7 GHz |
| cpu.details.e-core-turbo-clock | — | up to 3.8 GHz |
Architecture Details
| Vertical Segment | Desktop | Desktop |
|---|---|---|
| Production status | Active | Active |
| Release date | Jul 7th, 2019 | Nov 4th, 2021 |
| Codename | Matisse | Alder Lake-S |
| Generation | Ryzen 9 | Core i7 |
| Part | 100-000000023 | SRL4P |
| Memory support | DDR4-3200 MHz Dual-channel | DDR4, DDR5 Dual-channel |
| ECC memory | No | No |
| PCI Express | Gen 4 | Gen 4, 20 Lanes(CPU only) |
| Chipset | — | Z690 |
| cpu.details.ddr4-speed | — | 3200 MT/s |
| cpu.details.ddr5-speed | — | 4800 MT/s |
| Chipsets | — | Z690, H670, B660, H610 |
Cores
| Total Cores | 12 | 12 |
|---|---|---|
| Total Threads | 24 | 20 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | — |
| cpu.details.hybrid-cores | — | P-Cores: 8 E-Cores: 4 |
Cache
| Cache L1 | 64K (per core) | 80K (per core) |
|---|---|---|
| Cache L2 | 512K (per core) | 1.25MB (per core) |
| Cache L3 | 64MB | 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. | Processor max turbo power: 190W |
|---|
Features & Technologies
| ABM | — | Yes |
|---|---|---|
| ADX | — | Yes |
| AES | Yes | — |
| AES-NI | — | Yes |
| AMD-V | Yes | — |
| AMD64 | Yes | — |
| AVX | Yes | Yes |
| AVX2 | Yes | Yes |
| BMI1 | Yes | Yes |
| BMI2 | Yes | Yes |
| CLMUL | — | Yes |
| EIST | — | Yes |
| EVP | Yes | — |
| F16C | Yes | Yes |
| FMA3 | Yes | Yes |
| Intel 64 | — | Yes |
| MMX | Yes | Yes |
| Precision Boost 2 | Yes | — |
| RdRand | — | Yes |
| SHA | Yes | 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 |
| TBT 2.0 | — | Yes |
| TBT 3.0 | — | Yes |
| TSX | — | Yes |
| TXT | — | Yes |
| VT-d | — | Yes |
| VT-x | — | Yes |
| XD bit | — | Yes |
| XFR 2 | Yes | — |
