G.SKILL Flare X5 Series DDR5 RAM (AMD EXPO & Intel XMP 3.0) 128GB (2x64GB) 6000MT/s CL34-44-44-96 1.35V Desktop Computer Memory U-DIMM - Matte Black (F5-6000J3444F64GX2-FX5)
43% dearer per GB than the average 128GB DDR5 kit we track.
Specification
| Capacity | 128GB (2x64GB) |
| Generation | DDR5 |
| Speed | 6000MHz |
| Form factor | DIMM |
| ECC | Non-ECC |
| For | Desktop |
| Brand | G.SKILL |
| ASIN | B0FFKGXTG8 |
Price history
Typical price (median) 90-day £4,167.26 12-month £4,166.39 12-month low £814.78 All-time low £368.83 (2025-08-20)
Dear for the market Today’s price is 4% above this kit’s typical price for the past year, and it has been cheaper than this for 30% of that year (last on 19 Aug 2026). At £33.99/GB it is dear against the £17.45/GB typical for DDR5 today. Why medians, not averages ›
30-day avg £4,250.5890-day avg £4,292.96180-day avg £4,179.51 (averages are pulled up by price spikes; the medians above are the better guide)
Cheaper per GB in the same spec
Same generation, capacity and form factor as this kit, ranked by £/GB. See all ›
| £/GB | Price | Capacity | Manufacturer | For | Type | Form Factor | ECC / Buffered | Description | |
|---|---|---|---|---|---|---|---|---|---|
 | £17.18best £/GB | £2,199.00 | 128GB (2x64GB) | Crucial | Desktop | DDR5 | DIMM 5600MHz | - | |
 | £17.30 | £2,214.36 | 128GB (2x64GB) | Corsair | Desktop | DDR5 | DIMM 6000MHz | - | |
 | £17.92 | £2,293.96 | 128GB (4x32GB) | Kingston | Desktop | DDR5 | DIMM 5600MHz | - | |
 | £18.17 | £2,325.44 | 128GB (2x64GB) | TEAMGROUP | Desktop | DDR5 | DIMM 6000MHz | - | |
| £18.45 | £2,361.74 | 128GB (2x64GB) | TEAMGROUP | Desktop | DDR5 | DIMM 6400MHz | - | |
 | £33.54 | £4,293.70 | 128GB (2x64GB) | G.SKILL | Desktop | DDR5 | DIMM 6000MHz | Non-ECC |
About this kit
- G.SKILL Flare X5 Series DDR5 U-DIMM Memory Kit, Model: F5-6000J3444F64GX2-FX5
- 128GB total capacity kit containing 2x64GB modules, rated for up to DDR5-6000 CL34-44-44-96 at 1.35V (Requires motherboard BIOS update, dated 2025 or newer with 64GB module support.)
- Non-ECC, DDR5 U-DIMM, 288-pin, for Desktop PC & Gaming
- Includes JEDEC default profile, and AMD EXPO & Intel XMP 3.0 memory overclock profile
- Do not mix memory kits. Memory kits are sold in matched kits that are designed to run together as a set. Mixing memory kits will result in stability issues or system failure.
- For Intel Z890, Intel Z790, Intel B860, Intel B760, AMD X870, AMD X670, AMD B850, AMD B840, AMD B650 platforms. Refer to G.SKILL memory QVL or RAM Configurator tool on the G.SKILL website for more details on validated motherboard and hardware.
- Usage in any manner inconsistent with manufacturer specifications, warnings, designs, or recommendations will result in lower speeds, system instability, or damage to the system or its components.
- Memory kits will boot at JEDEC default SPD speed at default BIOS settings with compatible hardware.
Flare X5 series is a low-profile DDR5 memory designed for high performance on compatible DDR5-enabled AMD platforms, and supports AMD EXPO overclocking profiles for easy memory overclocking by simply enabling the EXPO profile in the BIOS with a compatible motherboard and processor. Featuring a 33mm low-profile height and built with hand-screened IC chips, the Flare X5 is an excellent choice for compact performance PC builds. Overclock performance DDR5 memory for supported AMD platforms 33mm Low-profile module height design AMD EXPO Support
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