Vs. EMC XtremIO ? EMC requires a 7 node cluster to match one Gemini in capacity/performance ? EMC requires 15x more rackspace ? EMC requires 20x more power ? Needs 82 cables (versus 2 cables for Nimbus) ? EMC has 18x higher OpEx (power and space costs) ? No NFS ? No compression ? Very high purchase price
和NetApp EF540對比
Vs. NetApp EF540 ? NetApp requires 6 systems to match one Gemini in performance ? NetApp requires 2 systems to match one Gemini in raw capacity ? No deduplication ? No compression ? No NAS ? No 40 GbE ? No 16 Gb FC ? No 56 Gb Infiniband
和Violin對比
Vs. Startup "V" ? Startup "V" requires 2 systems to match one Gemini in capacity ? Startup "V" requires 3 systems to match one Gemini in performance ? Startup "V" systems have 10x higher latency (500 µsec vs. 50 µsec) ? No deduplication and compression ? No NAS ? No snapshots ? 7x higher power draw per TB (2000 W for 32 TB vs. 400 W for 48 TB) ? 5x higher total OpEx per TB (power and rack space) ? Complex replacements with top-loading flash “DIMMs”
和Pure Storage對比
Vs. Startup "P" ? Startup "P" requires 3 systems to match one Gemini in capacity ? Startup "P" requires 4 systems to match one Gemini in performance ? No NFS ? No Infiniband ? No 16 Gb FC ? Requires 9x more rack space ? Consumes 11x more electricity ? Startup "P" has 10x higher recurring OpEx (power + space costs)
其實,大家做個競爭分析的都知道,Nimbus Data只列出他認為比友商好的指標,肯定有它做得不好的,比如Scale out Director控制器才兩個節點,壞掉一個是否性能損失一半?還有,有些指標不準確,比如Pure Storage承諾的可是7年保固,而不是5年。Nimbus Data宣傳10年,但那個用戶敢用那么長時間?