The Thermalright Peerless Assassin 120 SE wins in 2 out of 3 comparable specs. Its biggest advantage is MSRP (73% better).
EK-AIO 280 D-RGB wins in 1 spec (TDP Rating: 25% better).
Recommendation
Choose Peerless Assassin 120 SE if you want the best overall performance — especially msrp.
Choose EK-AIO 280 D-RGB if tdp rating matters more to you.
| Spec | EKEK-AIO 280 D-RGB | ThermalrightPeerless Assassin 120 SE |
|---|---|---|
| Design | ||
| Type | AIO | Air Tower |
| Height | 52 mm | 155 mm |
| Radiator Size | 280 mm | N/A |
| Performance | ||
| TDP Rating | 300W+25% | 240W |
| Fans | 2 | 2 |
| Fan Size | 140 mm | 120 mm |
| Acoustics | ||
| Noise Level |
| 32 dB(A) |
| 25.6 dB(A)−20% |
| Fan RPM | 550 - 2200 | 1550 |
| Compatibility | ||
| Sockets | LGA1851, LGA1700, LGA1200, LGA1151, AM5, AM4 | LGA1851, LGA1700, LGA1200, LGA1156, LGA1155, LGA1151, LGA1150, AM5, AM4 |
| Price | ||
| MSRP | $130 | $35−73% |
| Release Date | Jan 2022 | Jun 2022 |
