Intel Xeon E5-1607 4-core

The Xeon E5-1607 is an old four-core server chip that's slow by modern standards and power-hungry at 130W. It only makes sense as a cheap replacement for aging LGA2011 systems. For anything else, skip it.

Four cores and eight threads at 3.0GHz base, 3.2GHz boost. The 10MB of L3 cache is fine for its time, but time has not been kind. Multi-thread sits at the 35th percentile, single-thread at 31st. That means it's slower than roughly two-thirds of the CPUs in our database. The 130W TDP is the real kicker though. You're burning desktop-class power for laptop-class performance. Efficiency lands at the 30th percentile. It's not just slow, it's slow while pulling real wattage.

Against something like the AMD Ryzen 7 9800X3D, this Xeon is not even in the same conversation. The Ryzen has eight cores, modern architecture, and single-thread performance that would embarrass the E5-1607. Even the older E5-2697 v2 from PC Server and Parts offers way more cores for similar money on the same platform. The G.Skill Trident Z Neo is memory, not a CPU, so that's a weird comparison, but the point stands. This chip only makes sense against other ancient Xeons, and even then, the higher-core variants are usually the better buy.

At $170 USD on the used market, this is a weird spot. You're paying for compatibility with an old platform, not performance. If you have a dead LGA2011 board and need a cheap replacement chip to keep a file server alive, fine. But if you're building anything new, $170 gets you a modern entry-level CPU that will run circles around this thing while sipping power. The value only makes sense if you're locked into this socket.

The Intel Xeon E5-1607 is a server chip from a different era. Four cores, 3.0GHz base, 130W TDP. It's built for old workstations and entry servers, not your gaming rig. The specs scream 2012, and the benchmarks back that up. PassMark multi-core lands at 3759, which puts it in the bottom third of everything we track. Single-core at 1440 is even rougher. This thing gets smoked by a modern budget laptop chip.

Skip this if you're building anything new. If you need a CPU for gaming, content creation, or even a modern home server, this chip will frustrate you. The single-thread performance is too weak for snappy everyday use, and the power draw is too high for a 24/7 server. Look at a used Ryzen or a modern Intel i3 instead.

Buy this only if you need to keep an old LGA2011 system alive on the cheap. It's a replacement part, not an upgrade. If you're building a server or workstation from scratch, look at literally anything modern. The E5-1607 is a relic that still pulls 130W while delivering performance that a $50 used office PC can beat.