AMD EPYC Embedded 3251 vs AMD Ryzen 7 3800X
Physique
| Socket | AMD BGA SP4r2 | AMD Socket AM4 |
|---|---|---|
| Fonderie | GlobalFoundries | TSMC |
| Taille du processus | 14 nm | 7 nm |
| Transistors | 4,800 million | 3,800 million |
| Taille des matrices | 213 mm² | 74 mm² |
| Package | FC-BGASP4r2 | µOPGA-1331 |
| tCaseMax | 105°C | 95°C |
Performance
| Fréquence | 2.5 GHz | 3.9 GHz |
|---|---|---|
| Turbo clock | up to 3.1 GHz | up to 4.5 GHz |
| Base clock | 100 MHz | 100 MHz |
| Multiplicateur | 25.0x | 39.0x |
| Multiplicateur débloqué | Yes | Yes |
| TDP | 50 W | 105 W |
| FP32 | — | 1,728.0 GFLOPS |
Architecture
| Marché | Server/Workstation | Desktop |
|---|---|---|
| État de la production | Active | Active |
| Date de sortie | Feb 21st, 2018 | Jul 7th, 2019 |
| Nom de code | Zen | Matisse |
| Génération | EPYC Embedded | Ryzen 7 |
| Part | unknown | 100-000000025 |
| Support mémoire | DDR4-2666 MHz Dual-channel | DDR4-3200 MHz Dual-channel |
| La mémoire du CEC | Yes | No |
| PCI Express | Gen 3 | Gen 4 |
Cœurs
| Nombre de cœurs | 8 | 8 |
|---|---|---|
| Nombre de threads | 16 | 16 |
| SMP # CPUs | 1 | 1 |
| Cartes graphiques intégrées | — | — |
Cache
| Cache L1 | 96K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 512K (per core) | 512K (per core) |
| Cache L3 | 16MB (shared) | 32MB |
Remarques
| Remarques | 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 base clock multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. |
|---|
Caractéristiques
| 3DNow! | Yes | — |
|---|---|---|
| AES | — | Yes |
| AMD-V | Yes | Yes |
| AMD64 | Yes | Yes |
| AVX | — | Yes |
| AVX2 | — | Yes |
| BMI1 | — | Yes |
| BMI2 | — | Yes |
| CnQ | Yes | — |
| EVP | — | Yes |
| F16C | — | Yes |
| FMA3 | — | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | — |
| Precision Boost 2 | — | Yes |
| SHA | — | Yes |
| SMAP | — | Yes |
| SMEP | — | Yes |
| SMT | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | — | Yes |
| SSE4.2 | — | Yes |
| SSE4A | Yes | Yes |
| SSSE3 | — | Yes |
| XFR 2 | — | Yes |
