Used Intel Core i7-4790K desktop CPU. Tested and fully functional. CPU only — no heatsink/fan or retail box included. Carefully removed from a working system and packaged securely.
Socket: LGA1150
Cores / Threads: 4 / 8
Base Clock: 4.0 GHz
Turbo Boost: Up to 4.4 GHz
Cache: 8MB Intel Smart Cache
Integrated Graphics: Intel HD Graphics 4600
Unlocked Multiplier: Yes (K-Series – overclock capable)
Architecture: Haswell Refresh
Supports DDR3 / DDR3L memory (via compatible motherboard)
Unlocked K-Series multiplier – allows overclocking on supported chipsets (Z97 / Z87)
High stock clock speeds (4.0 GHz base / 4.4 GHz turbo) – excellent single-core performance
Hyper-Threading – handles multitasking and productivity workloads better than standard quad cores
Intel Turbo Boost 2.0 – dynamically increases clock speed under load
Intel HD 4600 graphics – can run without a discrete GPU for basic display needs
Intel Virtualization (VT-x) – supports virtual machines
AES-NI – hardware encryption acceleration
Popular upgrade CPU for Dell / HP / Lenovo business desktops and custom LGA1150 builds
Great choice for gaming PCs, workstation upgrades, or restoring older Haswell systems.
Works with LGA1150 socket motherboards, including (BIOS support required on some boards):
✅ Z97 / Z87 (full overclock support)
✅ H97 / H87 / B85 / Q87 / Q85
✅ Many OEM systems from Dell / HP / Lenovo using LGA1150
Uses DDR3 / DDR3L memory (motherboard dependent).
❌ Will NOT work in DDR4 systems
❌ Will NOT fit LGA1151 / 1155 / 1200 / 1700 sockets
❌ Will NOT work on X99 / X299 platforms
❌ Will NOT work in laptops
Please verify motherboard compatibility before purchasing.
CPU only
(No cooler, cables, or accessories.)
30-day returns accepted
Buyer pays return shipping
No manufacturer warranty implied or granted