ASUS 90MC0CY0-M0EAY0 Hyper M.2 PCIe 5.0x16 Expansion Card
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- Maximum numbers of M.2 SSD support will vary, depending on different CPU specs and PCle bifurcation settings in different ASUS motherboards.
- Please see the FAQ link for further information: ASUS FAQ Link - Click Here
Overview
SPECIFICATIONS
- Brand
- Asus
- Series
- Hyper M.2 Cards
- Model
- 90MC0CY0-M0EAY0
- PCIe Interface
- PCIe 5.0 x16 interface, support data transfer rates up to 512 Gbps.
- M.2 Slots
- 4 x M.2 slots (Key M), type 2242/2260/2280/22110 (supports PCIe 5.0)* (*Supports PCIe M.2 storage devices only.)
- M.2 FAN Power Switch
- 1 x M.2 FAN Power Switch
- M.2 Access LEDs
- 4 x M.2 access LEDs
- Cooling Solution
- Active fan with heatsink, support fan control from MB chassis fan header
Dimensions
- Length
- 29 cm
- Width
- 12.2 cm
- Height
- 1.5 cm
Warranty Information
- Warranty
- 3 Year Warranty
Additional information
- Manufacturer's Site
- Visit the manufacturer's website
- Product Link
- Visit the manufacturer's page for this product
Customer reviews
- ★★★★★ 4.0Peter
Premium PCIe 5.0 NVMe Expansion Card – Outstanding Build Quality with Strict Platform Requirements
I purchased the ASUS Hyper M.2 PCIe 5.0 x16 Expansion Card under the assumption that my motherboard had two available PCIe x16 slots—one operating at Gen 4 and the other at Gen 3. While PCIe Gen 5 would have been ideal, I expected the card to function well within the limitations of my existing hardware. Unfortunately, I did not carefully review my motherboard’s specifications prior to ordering. Although the available slots are physically x16, they are electrically wired for x4 mode only. As a result, the expansion card cannot operate as intended, and only a single NVMe drive would be usable. This limitation is entirely due to my oversight, and I strongly advise potential buyers to avoid impulsive purchases and to verify both physical slot size and electrical lane configuration before ordering. That said, the build quality of this expansion card is excellent. The card feels robust, premium, and well-engineered, and I have no doubt it would perform exceptionally well in a system equipped with a fully wired PCIe x16 slot. Due to the compatibility issue, I did not install the card, as it would not be utilized to its full potential. I plan to either use it in a future PC build or sell it. In the meantime, I have ordered two NVMe-to-PCIe x4 expansion cards, which are better suited to my current motherboard. Important Compatibility Note This card requires a PCIe x16 slot that is both physically and electrically wired for x16 lanes. Slots that are wired as x8 or x4—even if they are physically x16—will significantly limit functionality. Physical Design Considerations One potential drawback, in my opinion, is the card’s size. It is large—only slightly shorter than a dedicated graphics card—and may obstruct airflow to the GPU in certain cases. Since I did not install the card, I cannot definitively confirm the impact on thermals, but it is an important consideration for compact builds. The card weighs approximately 610 grams, which is relatively heavy. If installed in a motherboard with a non-reinforced PCIe slot, I would strongly recommend using a support bracket to reduce stress on the slot over time. Cooling and Control A feature I particularly appreciate is that the onboard fan speed can be controlled directly via the motherboard. This allows for better thermal management and noise optimization, which is a welcome inclusion for high-performance systems. Conclusion The ASUS Hyper M.2 PCIe 5.0 x16 Expansion Card is an excellent product with outstanding build quality and thoughtful features. I would highly recommend it—but only to users who clearly understand the card’s hardware requirements and are comfortable with proper installation. This includes supplying additional power from the PSU and connecting the fan control to the motherboard. For the right system and the right user, this is a top-tier NVMe expansion solution.
- Product Rating4/5
- ★★★★★ 5.0Cameron
Just what I needed
Was much bigger than expected, felt premium. It’s the full length of a 3 fan 2080 so bear that in mind, and also bear in mind you may need to reconfigure your PCIe slots, but aside from that, it was no hassle. Well thought out and keeps my NVMe cool.
- Product Rating5/5
Questions & answers
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