Core i7-3930K

CPU • Intel • $ 110.00

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Overview

The Intel Core i7-3930K is a legendary enthusiast-grade processor from the Sandy Bridge-E family, designed for users who demand uncompromising performance. With six physical cores and Hyper-Threading technology, it delivers 12 processing threads, making it a powerhouse for multitasking, content creation, and heavy computational workloads. Its unlocked multiplier invites overclocking enthusiasts to push beyond stock speeds, while the LGA 2011 platform offers extensive PCIe lanes and quad-channel memory support.

Who Is It For?

This CPU is tailored for PC builders, gamers, and professionals who need high-end performance without the premium price of newer platforms. It's an excellent choice for those building a custom workstation or a high-performance gaming rig on a budget, especially when paired with compatible X79 motherboards.

Key Features

6 Cores / 12 Threads: Handles demanding applications and multitasking with ease.
3.2GHz Base / 3.8GHz Turbo: Robust clock speeds for responsive performance.
Unlocked Multiplier: Overclocking freedom to extract extra performance.
12MB Smart Cache: Shared L3 cache reduces latency and improves data access.
Quad-Channel DDR3 1600 Support: High memory bandwidth for memory-intensive tasks.
LGA 2011 Socket: Access to Intel's high-end desktop platform with 40 PCIe 3.0 lanes.

Performance Highlights

The Core i7-3930K excels in multi-threaded scenarios like video editing, 3D rendering, and software compilation. Its six cores and twelve threads provide a significant advantage over mainstream quad-core processors of its era. Even today, it can handle modern games and productivity software, especially when overclocked. The absence of integrated graphics means a dedicated GPU is required, but this also allows for lower power consumption when idle and more headroom for overclocking.

Use Cases

This processor is ideal for:

Enthusiast gaming builds with high-refresh-rate monitors.
Content creation workstations for video editing and 3D modeling.
Virtualization and heavy multitasking environments.
Budget-conscious users seeking a high-core-count CPU on the used market.

While the Core i7-3930K is older, it remains a capable and versatile component for those willing to invest in a compatible motherboard and DDR3 memory. Its overclocking potential and robust core configuration make it a hidden gem for DIY enthusiasts.

Key Specifications

CPU Speed: 3.2GHz/3.8GHz

Core Count: 6/12

Hybrid Cores: NA

CPU Socket: LGA 2011

Model: Core i7

Unlocked: Yes

L3 Cache: 12MB (shared)

Cooler Included: No

RAM Support: DDR3 1600

Wattage: 130W

Int. Graphics: No

Detailed Parameters

Platform:: Intel
Socket:: LGA 2011

Where to Buy

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Pros

Unlocked multiplier for easy overclocking
6 cores and 12 threads provide excellent multi-threaded performance
Supports quad-channel DDR3 memory for high bandwidth
LGA 2011 platform offers 40 PCIe 3.0 lanes for multi-GPU setups
Great value on the used market for budget builders

Cons

No integrated graphics, requiring a dedicated GPU
High power consumption (130W TDP) and heat output
Older architecture; not compatible with modern DDR4/DDR5 or PCIe 4.0/5.0

Frequently Asked Questions

Is the Core i7-3930K good for gaming?

Yes, it can handle most modern games, especially when overclocked. However, its single-core performance is lower than newer CPUs, so it may bottleneck high-end graphics cards in CPU-intensive titles.

What motherboard chipset is compatible with the Core i7-3930K?

The Core i7-3930K uses the LGA 2011 socket and is compatible with Intel X79 motherboards. Some X99 boards may also support it with a BIOS update, but X79 is the native chipset.

Does the Core i7-3930K come with a cooler?

No, the Core i7-3930K does not include a stock cooler. You will need to purchase an aftermarket cooler that supports LGA 2011, especially if you plan to overclock.

Can I use DDR4 memory with the Core i7-3930K?

No, the Core i7-3930K only supports DDR3 memory. It has a quad-channel memory controller that supports DDR3-1600 natively, but you can often run higher speeds with XMP profiles.