Dell PowerEdge R730 8-Bay 3.5"

The refurbished Dell PowerEdge R730 8-Bay 3.5" is the large-form-factor capacity member of Dell's 13th-generation 2U dual-socket family: eight 3.5" hot-swap front bays built for bulk SAS and SATA storage. This is the R730 to buy when dollar-per-terabyte is the design driver and nearline SAS HDDs do the work, NAS nodes, backup targets, archive storage, file servers, and any role where capacity matters more than random IOPS.

The LFF chassis is a deliberate tradeoff: fewer bays than the SFF builds, but each one takes a large-capacity 3.5" drive, so a single node holds far more raw capacity than an all-SSD chassis ever will. If your workload is storage-centric rather than VM-host-centric, this is the right chassis. If it is IOPS-centric, the SFF builds are the better tool, and we will say so at quote time.

Refurbished here means rebuilt and proven. Every R730 we ship is assembled to your spec and runs a 12+ hour burn-in across every memory channel, every PCIe slot, and every drive bay, backed by a 180-day warranty with 1-Year, 2-Year, and 3-Year options that cover the period past Dell ProSupport. To talk through a capacity build, call 1-800-778-1545 or use the quote form on this page. Volume pricing applies at 5 units and above.

When 8 LFF Bays Is the Right Choice

The LFF chassis earns its place when storage economics, not compute, lead the decision:

• Dollar-per-terabyte is the driver. NL-SAS HDDs at 12 TB to 22 TB deliver bulk capacity at a fraction of the SAS SSD cost per terabyte.
• IOPS demand is modest and throughput is sequential. Backup ingestion, file serving, and archive playback are sequential-dominant, which spinning disk handles well.
• Fewer, denser nodes beat more SSD nodes on total cost for capacity-class workloads.

Reach for a different chassis when IOPS lead instead: the R730 8-Bay 2.5" for SSD-backed virtualization and databases, the R730 16-Bay 2.5" for dense flash, and the R730xd 12-Bay 3.5" + RFB when eight LFF bays is not enough capacity per node. The 16-Bay is the primary R730 page if you want the full platform write-up alongside the dense-SSD framing.

Storage - 8 LFF Bays

Eight 3.5" SAS/SATA hot-swap front bays, built around enterprise NL-SAS HDDs as the volume drive. The capacity ceiling is the point: eight 22 TB drives is 176 TB raw in a single 2U node. Common builds we ship:

• 8x 12 to 16 TB NL-SAS: the volume bulk-storage build, roughly 72 to 96 TB usable at RAID 6 with a hot spare. Strong for backup targets, file servers, and archive.
• 8x 20 to 22 TB NL-SAS: maximum capacity per node, roughly 120 to 150 TB usable at RAID 6 with a hot spare, for deployments where per-node density reduces total node count.
• 8x 8 to 10 TB NL-SAS: a lower-cost tier, around 48 to 60 TB usable, when the newest drives are over-provisioned for the need.
• 8x 10K SAS (1.2 to 2.4 TB): a performance-and-capacity balance; the 2.4 TB 10K is a popular mainstream choice.
• 2.5" SSDs in 3.5" adapter carriers: a way to add some flash when the LFF chassis is the constraint, though it is not cost-optimized against the SFF chassis for an all-flash tier.

RAID guidance for LFF capacity arrays

RAID 6 is mandatory at modern NL-SAS capacities. A single-drive rebuild on a 16 TB to 22 TB drive under array load can run well past 24 hours, and RAID 5 leaves the array exposed to a second-drive failure across that window. We do not quote RAID 5 on large-capacity spinning-disk arrays. RAID 10 is the alternative when write performance leads and you can spend half the capacity to overhead; on eight large drives that is four drives usable with short rebuilds. RAID 60 buys little on only eight drives and reduces to RAID 6 efficiency, so we do not use it here.

Boot Options on the LFF Chassis

The R730 has no BOSS card, that is a 14th-gen feature, so boot on a capacity chassis needs thought because every LFF bay is valuable:

• IDSDM dual SD boot: the cleanest path for hypervisor-only nodes. It mirrors two SD cards internally and frees all eight large bays for data, which is the whole reason to buy the LFF chassis.
• 2x 2.5" SSDs in 3.5" adapter carriers, mirrored: appropriate when you want a full OS install rather than a hypervisor, at a smaller capacity and cost than dedicating big spinning drives.
• 2x 3.5" boot drives in RAID 1: possible, but spending two 16 TB bays to host a small OS is poor economics. We steer customers away from this unless there is a specific reason.

For most LFF deployments we specify IDSDM and keep all eight bays for capacity.

Processors

Dual-socket LGA 2011-3, running Intel Xeon E5-2600 v3 (Haswell-EP, 2014) or E5-2600 v4 (Broadwell-EP, 2016), drop-in compatible in the same sockets. Core counts run from 4 up to 22, with TDPs up to 145 W. Capacity-tier storage is rarely CPU-bound, so we size lower here than on a virtualization host:

• E5-2620 v4 (8C / 85 W) or E5-2640 v4 (10C / 90 W): usually sufficient for backup-target and file-server roles, and the lower TDP keeps the chassis cool and quiet.
• E5-2650 v4 (12C): sensible when the node also runs dedup, compression, or a software-defined storage layer that wants more cores.
• Top-bin 18C and 22C parts are rarely justified on a pure capacity node; spend the budget on drives instead.

CPUs above 120 W require the high-performance heatsink, which we ship on any build with a 135 W or hotter CPU, though most LFF builds never get near that. A single-socket configuration is viable for a lightweight NAS, but populating both sockets keeps all memory channels and PCIe lanes available.

Memory

24 DDR4 DIMM slots, twelve per socket. The Grantley platform gives each E5-2600 v3/v4 CPU four memory channels, so the slots populate at three DIMMs per channel (3 DPC). That is the architectural difference from the 14th-gen R740, which uses six channels at 2 DPC.

• Types: RDIMM and LRDIMM. No Optane PMem on this platform; that arrives with the 14th-gen R740.
• Capacity: 768 GB with 32 GB RDIMMs, up to 1.5 TB with 64 GB LRDIMMs. 128 GB LRDIMMs go higher on v4 CPUs but are rare and pricey on the secondary market.
• Speed by population: DDR4-2400 on v4 CPUs at one and two DIMMs per channel, stepping to 1866 MT/s on RDIMMs at the third DIMM per channel. v3 CPUs top out at 2133 MT/s.

For a file or backup node, memory mostly serves filesystem cache, so 256 GB to 384 GB is a common sweet spot. Past 512 GB rarely improves a spinning-disk workload; the money is better spent on drives.

Storage Controllers

The R730 runs the Dell PERC 13th-generation family from the integrated Mini Mono slot. For a capacity array the choice is straightforward:

• PERC H730P (2 GB cache, battery-backed): our default. The cache matters for write coalescing on parity arrays at large drive sizes.
• PERC H730 (1 GB cache, battery-backed): a budget step down where write performance is not load-bearing.
• HBA330 (pass-through): the right call for ZFS, Ceph, or other software-defined storage where the application layer owns redundancy and wants raw disks.
• PERC H830 (2 GB cache): for chaining an external SAS JBOD shelf when eight internal bays is not enough.

We do not quote the S130 software-RAID option for production. The 8 GB-cache H740P is a 14th-gen R740 part and does not run here, so H730P is the top of the cache ladder.

Networking and PCIe Expansion

Networking is handled by the Dell rNDC (Network Daughter Card), which does not consume a PCIe slot. The options on R730 units are 4x 1 GbE, 2x 10 GbE plus 2x 1 GbE, and 4x 10 GbE in SFP+ or BASE-T. For a backup target or file server, 10 GbE is the practical floor so ingestion is not network-bound, and a 25 GbE PCIe NIC is the upgrade for heavy backup windows.

The R730 offers up to 7 PCIe Gen3 slots across three risers depending on riser configuration. On a capacity node that budget typically goes to a faster NIC and, where needed, an external SAS HBA for a JBOD shelf. The hard ceiling is Gen3: there are no Gen4 lanes on this platform.

GPU Support

The R730 platform supports GPU acceleration (up to two single-width 70 W cards or one double-width accelerator with the GPU riser, high-performance heatsinks, and higher-wattage PSUs), but a capacity-tier LFF node rarely needs one. If the workload genuinely pairs bulk storage with light acceleration, an NVIDIA T4 fits the envelope; for anything heavier, the SFF chassis with its easier thermal budget, or a 14th-gen platform, is the better host. Modern Ampere and Hopper cards are not supported on this platform.

Management - iDRAC8 Generation

The R730 uses iDRAC8 with Lifecycle Controller. For production we specify iDRAC8 Enterprise for full remote KVM with virtual media, a dedicated management NIC, and agent-free monitoring. iDRAC8 Express is the lighter tier for lab or single-unit use. A TPM 1.2 or 2.0 module is available for measured boot and compliance frameworks.

The honest generational note is the same across the family: iDRAC8 predates Dell's Silicon Root of Trust, a 14th-gen iDRAC9 feature. If hardware-anchored firmware integrity is a hard requirement, that is a reason to step up to the R740.

Power and Cooling

The R730 takes Dell Common Form Factor hot-plug redundant PSUs in 495 W, 750 W (Platinum or Titanium), 1100 W, and 1600 W ratings, in a 1+1 pair. A spinning-disk capacity node draws modestly; eight 7.2K NL-SAS HDDs plus a low-TDP CPU pair sit well within a 750 W pair:

The 750 W pair comfortably covers nearly every LFF capacity build. The larger PSUs are only relevant if the node also takes a GPU, which is uncommon on this chassis.

Physical Specs and Platform Notes

• Form factor: 2U rack chassis, roughly 684 mm deep without the bezel and about 715 mm with it. Budget additional depth for the optional cable management arm.
• PCIe expansion: up to 7 PCIe Gen3 slots across three risers depending on riser configuration, in a mix of full-height and low-profile.
• Parts availability: excellent. The R730 is one of the most widely deployed 13th-gen platforms, so drives, PSUs, controllers, risers, and fans are plentiful on the secondary market. Dell ProSupport on 13th gen has reached end of service, so third-party maintenance is the standard production support path in 2026.
• Accessories we recommend: the 2U B6 ReadyRails II sliding rail kit for tool-less mounting, the 13th-gen 2U security bezel for physical drive security, and the cable management arm for a shared rack rear.
• Platform notes: CPU hot-plug is not supported. Hypervisor boot uses IDSDM rather than a BOSS card. Six hot-swap dual-rotor fans handle cooling; a spinning-disk node runs cooler and quieter than an SSD-dense build, though it is still datacenter-class.

Our Assessment

Where it excels: capacity-tier 13th-gen storage where the dollar-per-terabyte of nearline SAS HDDs is the point and the workload fits spinning-disk performance. NAS file servers, Veeam and Commvault backup targets, archive and long-term retention, log aggregation, and bulk capacity tiers where 60 to 150 TB usable per node hits the cost target are exactly what this chassis is for. Sized with a modest CPU and cache-friendly memory, it is an efficient, quiet, dependable storage node.

Where to look instead: for SSD random IOPS, the R730 8-Bay 2.5" or the dense R730 16-Bay 2.5" is the right tool. For more than eight LFF bays per node, step to the R730xd 12-Bay 3.5" + RFB. And for a four-plus year production horizon or iDRAC9 firmware integrity, the 14th-gen R740 8-Bay 3.5" is the step up.

Bottom line: the R730 8-Bay 3.5" is the cost-correct 13th-gen capacity node for a team that needs bulk, dependable storage now and is buying on a two to three year horizon. It is proven, parts are everywhere, and a sensible spec puts the money in drives rather than compute. Buyers who need more density per node or longer platform currency should price the R730xd or the 14th-gen R740 first. At quote time we will show R730 and R740 8-Bay 3.5" pricing side by side so the call is grounded in current cost.

Where the R730 8-Bay 3.5" Fits in 2026

The R730 is two Dell generations back, with the 14th-gen R740 as its direct successor and the 15th-gen R750 and 16th-gen R760 ahead of it. That distance is what makes it attractive for a capacity tier, where raw storage cost matters more than the latest platform.

On the generation before it: the 12th-generation R720 is end of life. We treat the R730 as the practical floor for a dependable refurbished 2U build today and do not stock or recommend the R720 for new capacity deployments, because parts support and platform currency have fallen too far.

Stepping forward, the R740 8-Bay 3.5" brings DDR4-2933 memory, iDRAC9 with Silicon Root of Trust, the PERC H740P with 8 GB cache, and BOSS boot that keeps all front bays free without an SD module. For a capacity node you intend to run well past 2028, that is often worth the premium; for a two to three year horizon, the R730 delivers the same bulk capacity for materially less.

Honest Limitations

• Eight LFF bays is the chassis ceiling. For more capacity per node, the R730xd 12-Bay 3.5" + RFB or the 24-bay variants are the next step.
• Spinning-disk IOPS is limited. Eight 7.2K NL-SAS drives deliver roughly 600 to 1200 random IOPS at the array level. Workloads needing more want SSD.
• Rebuild times on large drives are long. A 20 TB drive rebuild under load can exceed 36 hours. RAID 6 is mandatory and a hot spare is not optional.
• Drive failures are a statistical certainty over time. Enterprise NL-SAS runs roughly 1 to 3 percent annual failure rate; plan hot spares and prompt replacement into operations.
• Boot consumes bays or uses IDSDM. Dedicating two large bays to a small OS is poor economics; IDSDM is the right path for hypervisor nodes.
• 3.5" SAS SSDs are poor economics. If flash is the tier, the 2.5" chassis is the right pick rather than SSDs in LFF carriers.
• Platform constraints apply. iDRAC8 without Silicon Root of Trust, DDR4 2400 MT/s, no BOSS, no Optane PMem, PERC H730P as the cache ceiling, PCIe Gen3, and Dell ProSupport at end of service. For any of these, the R740 is the answer.

Workload Fit

Where to Look Instead

• SSD performance on the same platform: R730 8-Bay 2.5" for general-purpose flash, or R730 16-Bay 2.5" for dense SSD.
• More LFF capacity per node: R730xd 12-Bay 3.5" + RFB, or R730xd 24-Bay 2.5" + RFB for dense SFF.
• 1U companion: R630 10-Bay 2.5" when rack density beats expansion.
• Cross-vendor equivalent: HPE ProLiant DL380 Gen9 12-Bay 3.5", the same Grantley-era LFF platform on HPE's side.
• Step up a generation: R740 8-Bay 3.5" for iDRAC9, H740P, DDR4-2933, BOSS boot, and a longer support horizon.
• Mounting hardware: the 2U B6 ReadyRails II rail kit.

Ready to Configure?

Tell us your workload, target capacity in raw and usable terabytes, backup software and retention window, CPU and memory sizing, boot preference (IDSDM or a mirrored pair), and quantity, and we will spec drive count, capacity per drive, and RAID level to hit the target with appropriate fault tolerance. Share your data growth rate and current catalog size and we will size for headroom.

Every Wholesale Servers R730 ships after a 12+ hour burn-in test covering every PCIe slot, every memory channel, and every drive bay, and carries a 180-day warranty with 1-Year, 2-Year, and 3-Year Premium options. Call 1-800-778-1545 or use the quote form on this page, and note that volume pricing applies at 5 units and above.