G.SKILL
Flare X5 Series DDR5 RAM (AMD EXPO) 256GB (4x64GB) 6000MT/s CL36-44-44-96 1.25V Desktop Computer Memory U-DIMM - Matte Black (F5-6000J3644D64GX4-FX5)
*Price sourced from Amazon.com. Last updated 2026-05-24. Price and availability subject to change.
SpecPicks Verdict
SpecPicks classifies G.SKILL Flare X5 Series DDR5 RAM (AMD EXPO) 256GB (4x64GB) 6000MT/s… as a solid pick with broad community endorsement in the memory (ram) category, based on 34 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. G.SKILL's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for memory (ram) of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Solid 4.3★ customer rating
- ✓ G.SKILL Flare X5 Series DDR5 U-DIMM Memory Kit, Model: F5-6000J3644D64GX4-FX5
- ✓ Backed by G.SKILL's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Limited review volume so far — fewer data points on long-term reliability
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- G.SKILL Flare X5 Series DDR5 U-DIMM Memory Kit, Model: F5-6000J3644D64GX4-FX5
- 256GB total capacity kit containing 4x64GB modules, rated for up to DDR5-6000 CL36-44-44-96 at 1.25V (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 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 AMD X870, AMD B850, AMD B840 platforms. Refer to G.SKILL memory QVL or RAM Configurator tool on the G.SKILL website for more details on validated motherboard and hardware.
Full Specifications
| Brand | G.SKILL |
|---|---|
| Voltage | 1.25 Volts |
| RAM Size | 256 GB |
| Model Name | Flare X5 |
| Form Factor | DIMM |
| Memory Speed | 6000 MT/s |
| Model Number | F5-6000J3644D64GX4-FX5 |
| Compatibility | PC |
| Number of Pins | 288 |
| Mfr Part Number | F5-6000J3644D64GX4-FX5 |
| Memory Generation | DDR5 |
| Compatible Devices | Desktop |
| Data Transfer Rate | 768 Megabytes Per Second |
| Memory Form Factor | DIMM, UDIMM |
Ready to buy?
G.SKILL Flare X5 Series DDR5 RAM (AMD EXPO) 256GB (4x64GB) 6000MT/s CL36-44-44-96 1.25V Desktop Computer Memory U-DIMM - Matte Black (F5-6000J3644D64GX4-FX5) is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-24. Price and availability subject to change.
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