Intel processor platform

Processors for LGA1366

Explore 66 processors recorded for the LGA1366 platform and compare their generations, core counts and performance results in one place. Use this index to understand the available upgrade range before checking board-level support for a specific CPU.

66 processorsLGA
Intelunknown66 CPUs

Selection guide

Choosing a CPU for LGA1366

This LGA1366 page groups 66 processors recorded for the platform. Use the performance ranking to find strong candidates, then verify chipset, BIOS revision, power limits and memory support on the motherboard support page before buying; a matching socket name alone does not guarantee full compatibility.

1 brands 2–6 cores 3,937 average CPU Mark 40.00–130.00 W TDP

Motherboard support

Confirm that the exact board model, chipset and BIOS revision support the chosen LGA1366 processor.

Power and cooling

Check real board power limits, VRM capability and cooler capacity rather than relying on TDP alone.

Upgrade value

Compare the cost of the fastest sensible same-platform CPU with moving to a newer board and memory platform.

FAQ

Frequently asked questions

What is the LGA1366 socket?

It is the mechanical and electrical interface between a processor and motherboard. This page groups CPUs recorded by CPULoom for the LGA1366 platform.

Will every LGA1366 CPU work in any motherboard with that socket?

Not necessarily. Chipset, BIOS revision, processor-generation support and board power limits can differ, so check the motherboard manufacturer’s official CPU support list.

What is the best CPU for LGA1366?

The performance ranking highlights the highest stored CPU Mark results, but the best choice also depends on workload, budget, motherboard capability, cooling and power use.

Can I change CPU socket without replacing the motherboard?

Usually not. The socket is part of the motherboard, so moving to another socket requires a compatible board and may also require different memory or cooling hardware.

This summary is calculated from processor records linked to the category. Performance results are broad comparison indicators and can vary with system, power and cooling. Latest data update:

Processor catalog

LGA1366

Showing 25–48 of 66

25CPUIntel Xeon E5640 @ 2.67GHzGraphics data unavailableCores / threads4 / 8Clock2.7–2.9 GHzTDP80 WCPU Mark3,88726CPUIntel Xeon E5630 @ 2.53GHzGraphics data unavailableCores / threads4 / 8Clock2.5–2.8 GHzTDP80 WCPU Mark3,80427CPUIntel Xeon L5638 @ 2.00GHzGraphics data unavailableCores / threads6 / 12Clock2.0–2.4 GHzTDP60 WCPU Mark3,70728CPUIntel Xeon W3580 @ 3.33GHzGraphics data unavailableCores / threads4 / 8Clock3.3–3.6 GHzTDP130 WCPU Mark3,63829CPUIntel Xeon E5620 @ 2.40GHzGraphics data unavailableCores / threads4 / 8Clock2.4–2.7 GHzTDP80 WCPU Mark3,51730CPUIntel Core i7-975 @ 3.33GHzGraphics data unavailableCores / threads4 / 8Clock3.3–3.6 GHzTDP130 WCPU Mark3,49931CPUIntel Xeon W5580 @ 3.20GHzGraphics data unavailableCores / threads4 / 8Clock3.2–3.5 GHzTDP130 WCPU Mark3,45932CPUIntel Xeon X5698 @ 4.40GHzGraphics data unavailableCores / threads2 / 4Clock4.4–— GHzTDP130 WCPU Mark3,44733CPUIntel Xeon W3565 @ 3.20GHzGraphics data unavailableCores / threads4 / 8Clock3.2–3.5 GHzTDP130 WCPU Mark3,40234CPUIntel Core i7-960 @ 3.20GHzGraphics data unavailableCores / threads4 / 8Clock3.2–3.5 GHzTDP130 WCPU Mark3,39935CPUIntel Core i7-965 @ 3.20GHzGraphics data unavailableCores / threads4 / 8Clock3.2–3.5 GHzTDP130 WCPU Mark3,39636CPUIntel Xeon W5590 @ 3.33GHzGraphics data unavailableCores / threads4 / 8Clock3.3–3.6 GHzTDP130 WCPU Mark3,37337CPUIntel Xeon X5570 @ 2.93GHzGraphics data unavailableCores / threads4 / 8Clock2.9–3.3 GHzTDP95 WCPU Mark3,30638CPUIntel Xeon L5609 @ 1.87GHzGraphics data unavailableCores / threads4 / 4Clock1.9–1.9 GHzTDP40 WCPU Mark3,29839CPUIntel Core i7-950 @ 3.07GHzGraphics data unavailableCores / threads4 / 8Clock3.1–3.3 GHzTDP130 WCPU Mark3,27440CPUIntel Xeon W3550 @ 3.07GHzGraphics data unavailableCores / threads4 / 8Clock3.1–3.3 GHzTDP130 WCPU Mark3,27241CPUIntel Xeon W3570 @ 3.20GHzGraphics data unavailableCores / threads4 / 8Clock3.2–3.5 GHzTDP130 WCPU Mark3,26742CPUIntel Xeon X5560 @ 2.80GHzGraphics data unavailableCores / threads4 / 8Clock2.8–3.2 GHzTDP95 WCPU Mark3,23543CPUIntel Xeon W3540 @ 2.93GHzGraphics data unavailableCores / threads4 / 8Clock2.9–3.2 GHzTDP130 WCPU Mark3,12044CPUIntel Core i7-940 @ 2.93GHzGraphics data unavailableCores / threads4 / 8Clock2.9–3.2 GHzTDP130 WCPU Mark3,09045CPUIntel Xeon W3530 @ 2.80GHzGraphics data unavailableCores / threads4 / 8Clock2.8–3.1 GHzTDP130 WCPU Mark3,06246CPUIntel Xeon L5630 @ 2.13GHzGraphics data unavailableCores / threads4 / 8Clock2.1–2.4 GHzTDP40 WCPU Mark3,05947CPUIntel Xeon X5550 @ 2.67GHzGraphics data unavailableCores / threads4 / 8Clock2.7–3.1 GHzTDP95 WCPU Mark3,03648CPUIntel Core i7-930 @ 2.80GHzGraphics data unavailableCores / threads4 / 8Clock2.8–3.1 GHzTDP130 WCPU Mark3,020