Product comparison · 2 raid controllers

Lenovo RAID 940-16I vs Lenovo ThinkSystem RAID 940-16i

9specifications compared
3differ
6identical
9known for one product only

Key differences

Supported storage drive interfaces: SAS, Serial ATA on the Lenovo RAID 940-16I, SAS on the Lenovo ThinkSystem RAID 940-16i. Host interface: PCI Express x4 on the Lenovo RAID 940-16I, PCI Express x8 on the Lenovo ThinkSystem RAID 940-16i. RAID levels: 0, 1, 5, 10, 50, 60 on the Lenovo RAID 940-16I, 0, 1, 5, 6, 10, 50, 60, JBOD on the Lenovo ThinkSystem RAID 940-16i.

Supported storage drive interfaces
- RAID 940-16I:SAS, Serial ATA
- ThinkSystem RAID 940-16i:SAS
Host interface
- RAID 940-16I:PCI Express x4
- ThinkSystem RAID 940-16i:PCI Express x8
RAID levels
- RAID 940-16I:0, 1, 5, 10, 50, 60
- ThinkSystem RAID 940-16i:0, 1, 5, 6, 10, 50, 60, JBOD

Side by side

Differences highlightedShow differences only

Comparison of RAID 940-16I, ThinkSystem RAID 940-16i
18 specifications	A Lenovo RAID 940-16I View product	B Lenovo ThinkSystem RAID 940-16i View product
Ports & interfaces2 differ
Supported storage drive interfacesDiffers	SAS, Serial ATA	SAS
Host interfaceDiffers	PCI Express x4	PCI Express x8
Performance1 differ
RAID levelsDiffers	0, 1, 5, 10, 50, 60	0, 1, 5, 6, 10, 50, 60, JBOD
Internal memoryKnown for one	Unknown — not stated by the source	8000 MB
Hot-swapKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	Unknown — not stated by the source	USA (FCC 47 CFR part 15 Subpart B, class B) Canada (ICES -003, Class B) Taiwan (CNS 13438) Japan (VCCI V-3) Australia/New Zealand (AS/NZS CISPR 22) Korea (RRA no 2013-24 & 25) Europe (EN55022/EN55024) Safety: EN/ IEC/ UL 60950 RoHS WEEE
Compatible productsKnown for one	Unknown — not stated by the source	SR665 (7D2W/7D2V), SR645 (7D2Y/7D2X)
Form factorKnown for one	Low-Profile MD2 PCIe AIC	Unknown — not stated by the source
System requirementsidentical
Compatible operating systemsKnown for one	Unknown — not stated by the source	Microsoft Windows Server 2016 Microsoft Windows Server 2019 Red Hat Enterprise Linux 8.1 SUSE Linux Enterprise Server 12 SP5 SUSE Linux Enterprise Server 12 SP5 with Xen SUSE Linux Enterprise Server 15 SP1 SUSE Linux Enterprise Server 15 SP1 with Xen VMware vSphere Hypervisor (ESXi) 6.7 U3 VMware vS
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 55 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 80%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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