# ADATA XPG Gammix S70 Blade 2TB Review — PCIe 4.0 NVMe SSD (2026)

The ADATA XPG Gammix S70 Blade 2 TB launched as one of the most affordable PCIe 4.0 NVMe drives to match Samsung 980 Pro performance, making it a compelling PS5 upgrade and high-capacity game library drive in 2026.

Quick answer: Buy the ADATA XPG S70 Blade 2 TB if you want flagship PCIe 4.0 performance at a historically competitive price point, especially as a PS5 expansion drive or high-capacity game library storage. Skip it if you require absolute power efficiency under sustained write workloads or prefer first-party warranty support from Samsung and Western Digital. The Corsair MP600 Pro and WD Black SN850X remain strong alternatives if they are priced similarly, but the S70 Blade holds its own in value-per-GB. In 2026, this drive has aged well — still a capable choice for gamers and creators who do not need bleeding-edge PCIe 5.0 throughput.

## Specifications

| Specification | Value |
| --- | --- |
| Capacity | 2 TB |
| Interface | M.2 4.0 x 4 |
| Controller | Innogrit IG5236 |
| Memory type | Micron 176-layer 3D TLC |
| DRAM cache | 2 GB Samsung DDR4-2666 DRAM cache |
| Sequential read | 7400 MB/s |
| Sequential write | 6400 MB/s |
| Random read IOPS | 650000 |
| Random write IOPS | 740000 |
| Endurance | 1480 TBW |
| MTBF | 2000000 |
| Warranty | 5 years |

## Performance

The ADATA XPG S70 Blade 2 TB is rated for up to 7,400 MB/s sequential reads and 6,400 MB/s sequential writes over a PCIe Gen 4 x4 NVMe 1.4 interface. Random 4K performance comes in at 650,000 IOPS reads and 740,000 IOPS writes under manufacturer-specified conditions — strong numbers that place this drive in the same tier as early-generation flagship PCIe 4.0 models from Samsung and Western Digital.

Real-world testing from independent reviewers confirms the S70 Blade hits these advertised figures in CrystalDiskMark and ATTO, with sustained writes holding steady after the SLC cache exhausts. The SLC buffer on the 2 TB variant is sizable enough for most consumer workloads; once depleted, the drive drops to NAND-native speeds but remains competitive. Compared to SATA III SSDs, expect roughly 12× faster sequential transfers and 3–5× improvement in mixed workloads — gains that translate to snappier game load times and quicker file transfers in Windows.

Gaming benchmarks consistently show diminishing returns beyond PCIe 3.0 for load times, but the S70 Blade future-proofs for DirectStorage-enabled titles and large open-world assets. As a PS5 upgrade, it meets Sony recommended read speed requirements and fits within the console expansion bay dimensions when the factory heatsink is installed.

## Endurance, TBW & Warranty

ADATA backs the XPG Gammix S70 Blade 2 TB with a five-year warranty, standard for enthusiast PCIe 4.0 drives. Endurance is rated at 1,480 TBW — double the 740 TBW offered on the 1 TB model. To put that in perspective, writing 100 GB daily would exhaust the warranty in approximately 40 years; most users will never approach this limit under typical workloads.

The TBW-based warranty structure means you are covered either by the five-year term or the endurance rating, whichever comes first. ADATA handles RMAs through regional distributors rather than direct manufacturer returns in some markets, so check local warranty procedures before purchase. MTBF figures are not prominently published for this model, but the Micron 176-layer NAND has proven reliability across multiple product lines from major SSD vendors.

## Pros and Cons

**Pros:**

- 7,400 MB/s sequential reads match flagship competitors
- 1,480 TBW endurance is excellent for 2 TB capacity
- 5-year warranty coverage
- Included heatsink fits PS5 expansion bay
- Micron 176-layer 3D TLC NAND with proven reliability
- Innogrit IG5236 controller performs competitively
- 2 GB DRAM cache ensures consistent random performance
**Cons:**

- Power draw under sustained loads can run warm
- DRAM downgrade to DDR4-2666 versus plain S70
- Firmware updates required for best performance
- Competitors offer lower pricing in current market
- No hardware encryption support


## Verdict

Buy the ADATA XPG S70 Blade 2 TB if you want flagship PCIe 4.0 performance at a historically competitive price point, especially as a PS5 expansion drive or high-capacity game library storage. Skip it if you require absolute power efficiency under sustained write workloads or prefer first-party warranty support from Samsung and Western Digital. The Corsair MP600 Pro and WD Black SN850X remain strong alternatives if they are priced similarly, but the S70 Blade holds its own in value-per-GB. In 2026, this drive has aged well — still a capable choice for gamers and creators who do not need bleeding-edge PCIe 5.0 throughput.

## Frequently Asked Questions

### Is the ADATA XPG Gammix S70 Blade 2 TB good for gaming?

Yes, the S70 Blade 2 TB delivers excellent gaming performance with 7,400 MB/s sequential reads and strong random IOPS. While most games do not fully saturate PCIe 4.0 bandwidth, this drive future-proofs for DirectStorage titles and large open-world games. As a PS5 upgrade, it meets Sony recommended specs and fits the expansion bay with its factory heatsink installed.

### Does the ADATA XPG Gammix S70 Blade 2 TB have a DRAM cache?

Yes, the 2 TB model includes 2 GB of Samsung DDR4-2666 DRAM cache. This dedicated memory handles the NAND mapping table, ensuring consistent performance during random read/write operations and preventing the stuttering that affects DRAM-less drives during heavy multitasking or file operations.

### What is the TBW endurance of the ADATA XPG S70 Blade 2 TB?

ADATA rates the S70 Blade 2 TB at 1,480 TBW endurance over a five-year warranty period. This means you can write approximately 1,480 terabytes to the drive before the warranty expires — equivalent to writing 80 GB daily for over 50 years. Real-world endurance typically exceeds manufacturer ratings under consumer workloads.

### Is the ADATA XPG Gammix S70 Blade 2 TB compatible with the PS5?

Yes, the S70 Blade is PS5-compatible. It meets Sony recommended requirements of PCIe Gen 4 architecture and 5,500+ MB/s read speeds. More importantly, its factory heatsink fits within the PS5 expansion bay dimensions (110 × 25 × 11.25 mm maximum). Installation requires removing the PS5 expansion slot cover and securing the drive with the screw and spacer included with your console.

### Does the ADATA XPG Gammix S70 Blade 2 TB need a heatsink?

The S70 Blade includes a factory-installed heatsink optimized for PS5 compatibility. If installed in a desktop motherboard with built-in M.2 thermal shielding, you may remove the included heatsink, but most users should retain it. Under sustained write workloads, the drive can exceed 70°C without active cooling, which may trigger thermal throttling. The included solution is adequate for typical consumer use.

### How does the ADATA XPG S70 Blade 2 TB compare to the Samsung 980 Pro?

The S70 Blade 2 TB offers nearly identical sequential performance to the Samsung 980 Pro 2 TB at a lower launch price, with the same 1,480 TBW endurance rating and five-year warranty. Samsung uses in-house controller and NAND with mature firmware, while ADATA relies on Innogrit IG5236 and Micron 176-layer TLC. In real-world benchmarks, the drives trade blows; consider the S70 Blade if it is priced lower, or the 980 Pro if you prioritize brand reputation and Samsung Magician software.

### Is the 2 TB version slower than the 1 TB ADATA XPG S70 Blade?

No, both capacities share identical 7,400 MB/s sequential read ratings. Sequential writes drop slightly on the 1 TB model to 5,500 MB/s versus 6,400 MB/s on the 2 TB variant. Endurance also scales: 740 TBW for 1 TB versus 1,480 TBW for 2 TB. If endurance and sustained write performance matter, the 2 TB model offers better value-per-GB.

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Last updated: 2026-05-23. Source: https://ssdrive.net/adata-gammix-s70-blade-2-tb