Kioxia Launches QLC-Based EG7 SSDs to Challenge TLC Dominance in Value-Oriented PCs
Event summary
- Kioxia introduced the EG7 Series SSDs, the first client solution using BiCS FLASH™ generation 8 QLC technology.
- The QLC-based drives match TLC performance with up to 7,000 MB/s sequential read and 6,200 MB/s sequential write speeds.
- EG7 Series supports NVMe 2.0d, PCIe 4.0, and TCG Opal 2.02 encryption, available in 512 GB, 1 TB, and 2 TB capacities.
- Sampling begins now, with PC shipments expected from Q2 2026.
The big picture
Kioxia’s EG7 Series marks a strategic push to expand QLC adoption in client SSDs, challenging the dominance of TLC-based solutions in cost-sensitive PC segments. The move aligns with broader industry trends toward higher-density storage at lower costs, particularly as demand grows for affordable yet performant devices in commercial and consumer markets. Success hinges on proving QLC reliability and longevity in mainstream computing workloads.
What we're watching
- Market Adoption
- How quickly PC OEMs integrate EG7 Series into value-oriented laptops and desktops.
- Performance Validation
- Whether QLC-based EG7 Series can sustain TLC-equivalent performance in real-world workloads.
- Cost Competitiveness
- The pace at which Kioxia can drive down TCO for OEMs compared to TLC alternatives.
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