该地址通过PCI桥y1找到挂载在PCI总线y0上的PCI设备y02； PCI设备访问DDR的流程： PCI设备y11尝试将数据给到DDR地址空间； HOST主桥y接收到PCI设备y11尝试访问的地址，并将其转换为CPU域地址； DMA实现PCI设备数据到DDR的数据搬运（可以不使用DMA，通过CPU进行数据搬运 ...

Thermaltake has a handful of new Toughpower PSUs on display at its CES 2025, and I've been over there to check them out. First off, the Thermaltake Toughpower D2000, which is quite literally too ...

We now know more details about Nvidia's upcoming GeForce RTX 5090, RTX 5080, RTX 5070 Ti, and RTX 5070 graphics cards. Here's some broader specs info on every new RTX 5000 GPU. For as long as I ...

Since 2004, I have worked on PCMag’s hardware team, covering at various times printers, scanners, projectors, storage, and monitors. I currently focus my testing efforts on 3D printers, pro and ...

The multi-channel Synopsys PHY IP for PCI Express® 4.0 includes Synopsys’ high-speed, high-performance transceiver to meet today’s applications’ demands for higher bandwidth. The PHY’s cost-effective ...

The multi-channel Synopsys PHY IP for PCI Express® 5.0 and CXL includes Synopsys’ high-speed, high-performance transceiver to meet today’s applications’ demands for higher bandwidth. The PHY’s ...

Raspberry Pi cluster computers are old hat by now, and much to our dismay, we’ve even seen Raspberry Pis crop up as the brains of a few ill-conceived Kickstarter projects. The Pi was never meant ...