Intel Core i5-11600 socket: LGA 1200

The Intel Core i5-11600 uses the LGA 1200 socket. It is a locked 65 W 6-core Rocket Lake processor that suited B560 value builds of its era, with DDR4 memory throughout.

Socket: LGA 1200
Launched: March 2021
Cores and threads: 6 and 12
Base power: 65 W
Codename: Rocket Lake
Segment: Desktop
Family: Intel Core i5
Clocks: 2.8 / 4.8 GHz

Intel Core i5-11600 specifications

Cores	6
Threads	12
Core architecture	Cypress Cove
Clocks	2.8 GHz base, up to 4.8 GHz (Turbo Boost 2.0)
Cache	12 MB Intel Smart Cache (L3)
Processor base power (TDP)	65 W
Manufacturing process	14 nm
Memory support	DDR4 up to 3200 MT/s, two channels, up to 128 GB
PCI Express	20 lanes from the CPU: PCIe 4.0 x16 plus PCIe 4.0 x4
Integrated graphics	Intel UHD Graphics 750 (32 execution units, up to 1.30 GHz)
Multiplier	Locked
Package	FCLGA1200
Launch price	$234 (Intel RCP)

Motherboard and chipset compatibility

Intel Core i5-11600 needs a motherboard with a LGA 1200 socket. The table shows which chipset series accept it.

Series	Chipsets	Support
500 series	Z590, H570, B560, H510, Q570, W580	Works out of the box
400 series: Z490, H470, Q470, W480	Z490, H470, Q470, W480	Needs a BIOS update Needs a BIOS update from the board maker. PCIe 4.0 depends on how the board is wired.
400 series: B460, H410	B460, H410	Not supported

Board makers publish a CPU support list for every model. Check it for your exact board before buying. Chipset details for LGA 1200.

Recommended GPU pairing

Recommended tier	Mid-range 1080p
Example GPUs	GeForce RTX 3050, Radeon RX 6600
Target resolution	1080p high settings

Six cores with boost to 4.8 GHz, 20 PCIe 4.0 lanes and DDR4 line up with mid-range 1080p cards from its era. A faster card still works and the balance shifts with game, settings and resolution.

This is a rough match for a new build at the stated resolution, not a limit. A faster card still works and helps at higher resolutions or in games that load the GPU more than the CPU. A slower card is fine for lighter games and office use. The exact balance shifts with the game, the settings and the resolution, so no percentage is given.

LGA 1200 at a glance

Type	LGA, 1,200 contacts
Package size	37.5 × 37.5 mm
Introduced	April 2020
Memory	DDR4 only
Cooler mounting holes	75 × 75 mm

Read the full LGA 1200 socket guide

What the Core i5-11600 is

The Core i5-11600 is a 6-core desktop processor that Intel released in March 2021 with the locked 65 W Rocket Lake range. Its Cypress Cove cores run 2.8 GHz base to 4.8 GHz turbo with Hyper-Threading for 12 threads. Cache is 12 MB of Intel Smart Cache.

The 11600 sits above the 11500 with 100 MHz more base and 200 MHz more turbo. The gap is small on paper and shows mainly in sustained all core work. The 14 nm process and 65 W envelope keep board and cooler needs modest for a 6-core gaming tower.

Intel UHD Graphics 750 handle display output, with 32 execution units at 350 MHz base and up to 1.30 GHz boost. The multiplier is locked. The launch price was $234 (Intel RCP). The socket package is FCLGA1200 at 37.5 × 37.5 mm.

Socket and motherboard compatibility

The 11600 fits the LGA 1200 socket. Boards with 500 series chipsets (Z590, H570, B560, H510, Q570, W580) accept it with the shipping BIOS. Among 400 series boards, only Z490, H470, Q470 and W480 can run it, and only after a BIOS update. B460 and H410 boards never support it.

B560 is the natural pairing for value gaming, since it allows memory overclocking at low board cost. Z590 adds more ports and stronger power stages for builders who plan a later K chip. H510 boards work but hold memory at official speeds.

Check the board maker CPU support list for the minimum BIOS on 400 series stock. The Lenovo ThinkCentre M90q Gen 2 specifications list the 11600 at 2.8 GHz to 4.8 GHz with UHD 750 graphics as a 65 W option.

Memory, PCIe and cooling

The memory controller supports DDR4 up to 3200 MT/s only. Two channels carry up to 128 GB. A 2 by 8 GB DDR4-3200 kit with XMP on B560 was the standard gaming build, since Cypress Cove gains from memory speed.

The CPU supplies 20 PCIe 4.0 lanes: x16 for graphics plus x4 for storage. A Gen4 SSD needs a board wired for Gen4 to reach full speed, so the board specifications matter. Integrated graphics drive office displays without a card.

At 65 W base with boosts past it, basic tower airflow suffices while a single tower cooler runs quieter. Mounting uses the 75 mm LGA 1200 pattern from the CPU cooler compatibility by socket guide, shared with older Intel sockets.

Upgrade paths

Against the Intel Core i5-11400, the 11600 adds clock speed in the same 6-core layout. Both share 12 MB of cache and chipset rules, so the choice came down to price gap at the time. Small gaps favored the higher chip, large gaps favored the lower one.

Moving to LGA 1700 needs a new board, new memory for DDR5 builds, and a new cooler bracket. The 11600 fits a budget gaming tower, a family PC, or an office build with a mid-range card.

For used buyers, the 11600 remains a balanced 65 W option when the board is already on hand. When the case cannot cool 65 W, the 35 W T range gives a lower heat path on the same socket.

Frequently asked questions

What socket does the Intel Core i5-11600 use?

It uses LGA 1200, written FCLGA1200 in Intel documents.

Does the 11600 run in a B460 motherboard?

No. B460 and H410 boards never support Rocket Lake. B560 boards accept it from the start and allow memory overclocking.

What memory does the Intel Core i5-11600 support?

DDR4 up to 3200 MT/s in two channels, up to 128 GB. No DDR5 on this platform.

What cooling does the 11600 need?

At 65 W base basic airflow suffices, while a tower cooler runs quieter under sustained loads. The mount is the 75 mm LGA 1200 pattern.

What is the difference between the 11600 and the 11500?

The 11600 holds higher base and turbo than the 11500 in the same 6-core layout. Both share cache and chipset rules.

Sources and verification

Facts last checked against these sources on October 7, 2026. Page last edited on October 7, 2026.