AMD Phenom II X4 840 vs AMD Ryzen 5 1400
Physical Specifications
| Socket | AMD Socket AM3 | AMD Socket AM4 |
|---|---|---|
| Process size | 45 nm | 14 nm |
| Transistors | 300 million | 4,800 million |
| Die size | 169 mm² | 192 mm² |
| Package | µPGA | µPGA |
| Foundry | — | GlobalFoundries |
Performance
| Frequency | 3.2 GHz | 3.2 GHz |
|---|---|---|
| Turbo clock | — | up to 3.4 GHz |
| Base clock | 200 MHz | 100 MHz |
| Multiplier | 16.0x | 32.0x |
| Multiplier unlocked | No | Yes |
| Voltage | 1.4 V | — |
| TDP | 95 W | 65 W |
Architecture Details
| Vertical Segment | Desktop | Desktop |
|---|---|---|
| Production status | End-of-life | Active |
| Release date | Jan 4th, 2011 | Apr 11th, 2017 |
| Codename | Propus | Zen |
| Generation | Phenom II X4 | Ryzen 5 |
| Part | HDX840WFK42GMHDX840WFGMBOX | YD1400BBM4KAEYD1400BBAEBOX |
| Memory support | DDR3 Dual-channel | DDR4 Dual-channel |
| ECC memory | No | No |
| PCI Express | Gen 2 | — |
Cores
| Total Cores | 4 | 4 |
|---|---|---|
| Total Threads | 4 | 8 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 128K (per core) | 96K (per core) |
|---|---|---|
| Cache L2 | 512K (per core) | 512K (per core) |
| Cache L3 | — | 8MB (shared) |
Features & Technologies
| 3DNow! | Yes | — |
|---|---|---|
| AES | — | Yes |
| AMD-V | Yes | Yes |
| AMD64 | Yes | Yes |
| AVX | — | Yes |
| AVX2 | — | Yes |
| BMI1 | — | Yes |
| BMI2 | — | Yes |
| EVP | — | Yes |
| F16C | — | Yes |
| FMA3 | — | Yes |
| MMX | Yes | Yes |
| NX bit | Yes | — |
| Precision Boost | — | Yes |
| SHA | — | Yes |
| SMAP | — | Yes |
| SMEP | — | Yes |
| SMT | — | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | — | Yes |
| SSE4.2 | — | Yes |
| SSE4A | Yes | Yes |
| SSSE3 | — | Yes |
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. |
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