Product comparison · 2 raid controllers

Dell PERC H740P vs Lenovo ThinkSystem RAID 940-16i

8specifications compared
5differ
3identical
12known for one product only

Key differences

The Lenovo ThinkSystem RAID 940-16i has 0.9 more PCI Express slots version than the Dell PERC H740P (4.0 vs 3.1). The Dell PERC H740P has 16 more devices supported than the Lenovo ThinkSystem RAID 940-16i (32 vs 16). Supported storage drive interfaces: SAS-3, Serial ATA III on the Dell PERC H740P, SAS on the Lenovo ThinkSystem RAID 940-16i. RAID levels: 0, 1, 5, 6, 10, 50, 60 on the Dell PERC H740P, 0, 1, 5, 6, 10, 50, 60, JBOD on the Lenovo ThinkSystem RAID 940-16i.

Supported storage drive interfaces
- PERC H740P:SAS-3, Serial ATA III
- ThinkSystem RAID 940-16i:SAS
PCI Express slots version
- PERC H740P:3.1
- ThinkSystem RAID 940-16i:4.0
RAID levels
- PERC H740P:0, 1, 5, 6, 10, 50, 60
- ThinkSystem RAID 940-16i:0, 1, 5, 6, 10, 50, 60, JBOD
Number of devices supported
- PERC H740P:32
- ThinkSystem RAID 940-16i:16

Side by side

Differences highlightedShow differences only

Comparison of PERC H740P, ThinkSystem RAID 940-16i
20 specifications	A Dell PERC H740P View product	B Lenovo ThinkSystem RAID 940-16i View product
Ports & interfaces2 differ
Supported storage drive interfacesDiffers	SAS-3, Serial ATA III	SAS
Host interface	PCI Express x8	PCI Express x8
PCI Express slots versionDiffers	3.1	4.0
Performance2 differ
RAID Level MigrationKnown for one	Unknown — not stated by the source	Yes
RAID levelsDiffers	0, 1, 5, 6, 10, 50, 60	0, 1, 5, 6, 10, 50, 60, JBOD
Data transfer rate	12 Gbit/s	12 Gbit/s
SSD support	Yes	Yes
Internal memoryKnown for one	Unknown — not stated by the source	8000 MB
Number of devices supportedDiffers	32	16
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)
Channels quantityKnown for one	8 channels	Unknown — not stated by the source
System requirements1 differ
Compatible operating systemsDiffers	Microsoft Windows Server 2012, Red Hat Enterprise Linux 6.5, SuSE Linux Enterprise Server 12, Microsoft Windows Server 2016, Red Hat Enterprise Linux 7.0 or later	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
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
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%
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84733080

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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