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Two black low-profile DDR5 modules with aluminum heatspreaders, 33mm height

G.SKILL

G.SKILL F5-5600J3636D32GX2-RS5K 64GB DDR5 desktop RAM

SKU CH-PGYY-2MZCN MPN F5-5600J3636D32GX2-RS5K

Dual-channel 64 GB DDR5 kit with two 32 GB modules at 5600 MT/s, CL36 timing and a low-profile 33 mm heat spreader

  • Total capacity64 GB (2 × 32 GB)
  • Rated speedDDR5 5600 (PC5 44800)
  • CAS latencyCL36
  • Memory timings36-36-36-89
  • Rated voltage1.25 V
  • Buffer typeUnbuffered

Capacity 64GB (2 x 32GB)

Speed DDR5 5600 (PC5 44800)

CAS Latency CL36

Color Black

  • 64GB dual-channel kit enables high-capacity multitasking
  • DDR5 5600 speed with CL36 timing delivers responsive performance
  • 25V operation balances speed and efficiency
  • 33mm low-profile heatspreader fits compact builds and large coolers
  • Intel XMP 3.0 support allows one-click overclocking on 600 series chipsets

Capacity and audience

This is a 64GB DDR5 kit built from two 32GB unbuffered modules for desktop PCs. It targets DIY builders and enthusiasts who need high-capacity memory for demanding workloads or gaming rigs running on compatible Intel platforms.

Installation notes

The low-profile 33mm height clears most large CPU coolers and fits compact cases, but verify cooler clearance before buying. The kit boots at SPD defaults and activates its rated DDR5 5600 CL36 timings through an Intel XMP 3.0 profile enabled in the BIOS.

Suitability guide

The dual-channel kit suits Intel 600-series chipsets such as Z690 and B660 and is also validated for Z590 platforms. Users on unsupported chipsets, those requiring ECC or registered memory, or builds needing speeds beyond 5600 should consider other options.

How it compares

Measured against everything we stock in Desktop RAM, at today’s prices. Recalculated every night.

Price $749.99
Pricier than about 90% of the 3,647 comparable items (median $90.99).
Total capacity 64 GB (2 × 32 GB)
Higher than about 90% of the 3,251 comparable items (median 16 GB).
Price per GB $11.72 per GB
Pricier than about 74% of the 3,251 comparable items (median $6.75 per GB).

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Specifications

Product
Brand nameG.SKILL
Product lineRipjaws S5 Series
Model nameF5-5600J3636D32GX2-RS5K
Total capacity64 GB (2 × 32 GB)
Product type288-Pin PC RAM
Product colorBlack
Performance
Rated speedDDR5 5600 (PC5 44800)
Memory
CAS latencyCL36
Memory timings36-36-36-89
ECC supportNo
Buffer typeUnbuffered
Kit configurationDual Channel Kit
Memory profilesIntel XMP 3.0
Heat spreaderYes
Power
Rated voltage1.25 V
Size & build
Shipping weight0.12 kg
Package size216 × 140 × 16 mm
Compatibility
Recommended forHigh Performance or Gaming Memory / Intel 600 Series / Intel B660 / Intel Compatible / Intel Z590 / Intel Z690

Other versions of this model

5 more in the same range

Questions about this item

How can I confirm the kit is running at its rated 5600 MT/s after installation?

Enter the BIOS, enable the Intel XMP 3.0 profile, save and reboot; then check the memory tab or a tool such as CPU-Z to see the DRAM frequency reading 5600 MT/s with timings 36-36-36-89.

What comes in the box and is anything else required?

The package contains two 32 GB DDR5 modules with black aluminum heatspreaders; no extra cables or accessories are needed, just a motherboard with 288-pin DDR5 slots.

Which capacity version should I pick for a dual-channel 64 GB setup?

This model is the 64 GB kit (2 x 32 GB) and is the only version listed under this part number; choose it when you want a matched dual-channel pair totalling 64 GB.

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