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Acer Predator GM7000 vs Western Digital WD Black SN770: Comparison
Acer Predator GM7000 vs Western Digital WD Black SN770: the sequential read difference
Sequential read is where these two genuinely part company, Acer Predator GM7000 7400 MB/s against Western Digital WD Black SN770 5150 MB/s, a 30% lead for Acer Predator GM7000. Speed Score backs the spec sheet up. Acer Predator GM7000 scores 8.4 to 7, 17% clear. Sequential write runs the same way, 6700 MB/s on the Acer Predator GM7000 versus 4900 MB/s on the Western Digital WD Black SN770, another win for Acer Predator GM7000.
Acer Predator GM7000 vs Western Digital WD Black SN770: which one fits your build
Take the Acer Predator GM7000 for gamers already invested in Acer's Predator ecosystem who want a matching-branded storage upgrade. This drive delivers solid PS5-compatible performance under familiar branding. It is not the one for buyers with no particular brand preference seeking the single best price-to-performance ratio. Several similarly specced competitors covered elsewhere on this site are worth comparing on price alone. Take the Western Digital WD Black SN770 for mainstream desktop and laptop upgrades wanting strong Gen 4 speed without flagship pricing. It is equally the pick for buyers who don't need a DRAM cache for their typical workload; HMB closes most of the practical gap. Avoid it for handheld or Steam Deck upgrades needing the smaller 2230 form factor. WD's own SN770M, covered elsewhere on this site, is built for that specific use case. Our rating of the Western Digital WD Black SN770 (8.4/10): one of the strongest mainstream value picks in the entire PCIe 4.0 tier.
Frequently asked questions
Do the Acer Predator GM7000 and Western Digital WD Black SN770 differ on capacity options?
Yes. Capacity Options reads 1TB, 2TB, 4TB on the Acer Predator GM7000 versus 250GB, 500GB, 1TB, 2TB on the Western Digital WD Black SN770.
Is the Bus Interface the same on the Acer Predator GM7000 and Western Digital WD Black SN770?
It is. Both are listed at PCIe 4.0 x4, NVMe, so it is not a reason to pick one over the other.
Specs and benchmarks
Speed Score
- Acer Predator GM7000
- 8.4/10Best
- Western Digital WD Black SN770
- 7.0/10-17%
How fast this drive is, rated from its read and write speeds, cache and NAND type. 10 is the fastest.
Brand
- Acer Predator GM7000
- Acer
- Western Digital WD Black SN770
- Western Digital
Model Number
- Acer Predator GM7000
- GM7000
- Western Digital WD Black SN770
- SN770
Series
- Acer Predator GM7000
- Predator GM7000
- Western Digital WD Black SN770
- WD Black SN770
Drive Type
- Acer Predator GM7000
- Internal
- Western Digital WD Black SN770
- Internal
Bus Interface
- Acer Predator GM7000
- PCIe 4.0 x4, NVMe
- Western Digital WD Black SN770
- PCIe 4.0 x4, NVMe
Form Factor
- Acer Predator GM7000
- M.2 2280
- Western Digital WD Black SN770
- M.2 2280
Sequential Read
- Acer Predator GM7000
- 7400 MB/s
- Western Digital WD Black SN770
- 5150 MB/s-30%
Sequential Write
- Acer Predator GM7000
- 6700 MB/s
- Western Digital WD Black SN770
- 4900 MB/s-27%
DRAM Cache
- Acer Predator GM7000
- DRAM
- Western Digital WD Black SN770
- DRAM-less with HMB
NAND Type
- Acer Predator GM7000
- TLC with DRAM Cache
- Western Digital WD Black SN770
- TLC (DRAM-Less, HMB)
Warranty
- Acer Predator GM7000
- 5 Years
- Western Digital WD Black SN770
- 5 Years
Capacity Options
- Acer Predator GM7000
- 1TB, 2TB, 4TB
- Western Digital WD Black SN770
- 250GB, 500GB, 1TB, 2TBBest
Which one should you pick?
Choose Acer Predator GM7000 if you want the higher speed score (8.4 vs 7.0), the higher sequential read (7400 MB/s vs 5150 MB/s) and the higher sequential write (6700 MB/s vs 4900 MB/s).
Choose WD Black SN770 if you already have it on hand or find it at a lower price.
Price comparison
| Retailer | Acer Predator GM7000 | Western Digital WD Black SN770 |
|---|---|---|
| Amazon | View on Amazon | |
| Best Buy | View on Best Buy | View on Best Buy |
| Newegg | View on Newegg | View on Newegg |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Verdict
Western Digital WD Black SN770
8.4 / 10 Expert Rating
One of the strongest mainstream value picks in the entire PCIe 4.0 tier.
Compare Acer Predator GM7000 with
- Acer Predator GM7000 vs Acer Predator GM7000 (IG5236 + Micron B27B)
- Acer Predator GM7000 vs Acer Predator GM7000 (IG5236 + Micron B47R)
- Acer Predator GM7000 vs ADATA XPG Gammix S70 (PCIe 4.0 NVMe/7,400 MB/s Read/6,400 MB/s Write/Full-Size Gaming Flagship)
- Acer Predator GM7000 vs ADATA XPG Gammix S70 Blade (PCIe 4.0 NVMe/7,400 MB/s Read/6,400 MB/s Write/Established Midrange Gaming Drive)