The ServerDove Journal
Buying guides, comparisons and configuration notes for refurbished enterprise hardware, written by the team that tests every machine we ship.
Enterprise Hard Drive Buying Guide: SAS vs SATA, 7.2K vs 10K, CMR vs SMR
Spinning drives still run most backup targets, file servers, and NAS builds, and the market is full of traps that look like bargains. The worst is SMR: cheaper per terabyte, often unlabelled, and it makes RAID rebuilds stall and healthy ...
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10 min readHow Long Do Refurbished Servers Actually Last? Lifespan, Failure Rates and What Fails First
The question behind every refurbished purchase: how long before it fails? The answer comes from failure data on hundreds of thousands of real machines, and i...
11 min readServer Rack Buying Guide: Depth, PDUs, Cable Management and Airflow
A rack has to outlast everything else in the server room. Buy a shallow one to save money today and every server for the next fifteen years has to fit it. He...
10 min readEnterprise SSD Endurance Explained: DWPD, TBW, and Choosing the Right Drive
"Use enterprise SSDs" is correct advice — and incomplete, because the category spans drives rated for a few hundred terabytes to tens of thousands. Here's wh...
10 min readHow to Inspect a Refurbished Server Before You Buy: A Practical Checklist
"Refurbished" describes a process, not a guarantee. A properly refurbished server has been diagnosed, tested and verified component by component - one that m...
9 min readStructured Cabling for Business: Cat5e vs Cat6 vs Cat6a
Cabling is the one network decision you can't undo — a switch is swapped in an afternoon, but cable in walls stays fifteen years. Here's what really separate...
10 min readUPS Sizing for Servers: VA vs Watts, Runtime and Battery Replacement
A UPS is judged entirely on a day it's never been tested. Two mistakes cause most failures: sizing against the VA number on the box, and treating the UPS as ...
9 min readiDRAC vs iLO: Remote Server Management Compared
Every PowerEdge has iDRAC, every ProLiant has iLO — and the brand matters far less than most buyers think. What actually decides whether remote management is...
8 min readServer Power Supplies Explained: Redundancy, Efficiency and Sizing
Buying the biggest power supply available is the instinct — and it's the wrong one. PSU efficiency peaks around 50% load, so an oversized unit costs more, wa...
8 min readFortiGate 40F With or Without Licence: What's the Difference?
One of the most common questions we get: the same FortiGate 40F at two very different prices - hardware only, or bundled with a licence. Here's exactly what ...
9 min readFirewall Buying Guide for Business: FortiGate vs Palo Alto vs pfSense
Every firewall comparison shows year-one pricing. Almost none show year three — and that's where businesses get caught out. This guide compares FortiGate, Pa...
9 min readSFP, SFP+, and QSFP Transceivers Explained: A Buying Guide
Transceivers are the most returned item in networking, almost always because the module fitted the port but the wavelength, fibre type, or vendor coding didn...
9 min readNetwork Switch Buying Guide: Managed vs Unmanaged, Layer 2 vs Layer 3
Buying the wrong switch doesn't fail immediately — it fails when you add VoIP and call quality drops, or an auditor asks how payment traffic is separated. Th...
11 min readWhat Is a PoE Network Switch? Complete Buying Guide for Qatar Businesses
Most PoE switch purchases go wrong the same way — buyers choose by port count and discover later it can't power every device. This guide covers how Power ove...
9 min readCeph vs ZFS vs Hardware RAID: Storage Comparison Guide
Hardware RAID, ZFS, or Ceph - which one actually fits your setup? We break down the real difference (protecting a drive vs protecting a whole server), compar...
9 min readServer Room Cooling in Qatar's Climate: A Practical Guide
Doha summers regularly hit 45°C with rising humidity by late summer — one of the toughest server-cooling climates anywhere. Here's how to size cooling capaci...
8 min readWindows Server 2022 vs 2025: What's New and Should You Upgrade?
Windows Server 2022 loses mainstream support in October 2026. Here's what Windows Server 2025 actually changes — storage performance, Active Directory, licen...
8 min readHPE DL360 vs DL380: Which Server Fits Your Business?
DL360 or DL380 - which HPE ProLiant fits your business? We break down the real trade-off between 1U density and 2U expansion room, compare storage, PCIe slot...
10 min readCan Refurbished Servers Run AI Workloads? A GPU Server Guide for 2026
Thinking about bringing AI in-house? Here's how to run modern open-source models on a refurbished Dell PowerEdge or HPE ProLiant server — which servers suppo...
8 min readVMware Alternatives in 2026: Migrating to Proxmox on Refurbished Dell & HPE Servers
Broadcom's licensing changes have made VMware unaffordable for many SMBs. Here's how to migrate to Proxmox VE on refurbished Dell PowerEdge and HPE ProLiant ...
9 min readDell PERC RAID Controllers Explained: H330 vs H730P vs H740P vs H755
Dell's PERC lineup can look like alphabet soup - H330, H730P, H740P, H755, HBA cards. This guide breaks down what each controller offers, how they map to Pow...
7 min readWhat Is a TPM Module? Uses, Benefits, and TPM Versions Explained
If you've configured a modern server, upgraded to Windows 11, or worked through a security compliance checklist recently, you've almost certainly run into th...
7 min read3-2-1 Backup Strategy for Small Businesses (with Veeam + NAS)
A practical guide to the 3-2-1 backup rule: three copies, two systems, one offsite. How to build it with Veeam and a NAS, protect backups from ransomware, an...
7 min readProxmox Virtualization on Refurbished Servers
Proxmox VE brings free enterprise virtualization to refurbished server hardware. This guide covers hardware requirements, the best Dell and HPE models, examp...
6 min readCCTV Storage Guide: How Much Storage Do You Need?
Learn how to calculate CCTV storage requirements based on camera count, resolution, bitrate and retention period. Compare NVR and server-based storage, RAID ...
7 min readTrueNAS for Business Storage: Build a Reliable NAS with Enterprise Server Hardware
Learn how TrueNAS turns refurbished Dell and HPE servers into reliable business storage for file sharing, backups, CCTV, and virtualization with hardware rec...
9 min readServer for Sale in Qatar: 10 Best Dell & HPE Servers in 2026
Discover the top 10 servers for sale, including Dell PowerEdge, HPE ProLiant, and Lenovo ThinkSystem models. Compare features, performance, and buying tips t...
7 min readHPE ProLiant DL380 Gen10 vs Gen10 Plus: Which Server Should You Buy?
If you're shopping for a 2U dual-socket workhorse, odds are the HPE ProLiant DL380 has come up in your research. It's one of the best-selling rack servers on...
7 min readHPE Smart Array RAID Controllers Explained: P408i, P816i, E208i and More
A practical guide to HPE Smart Array Gen10 and Gen10 Plus RAID controllers, covering S100i, E208i, P408i, P816i and MR-series options, plus RAID levels, cach...
6 min readUnderstanding NVMe: The Future of Storage
In the world of data storage, speed and efficiency are paramount. NVMe, or Non-Volatile Memory Express, is revolutionizing this landscape. It offers blazing-...
7 min read10 Common Dell PowerEdge R640 Problems and How to Fix Them (2026 Guide)
Learn how to diagnose and fix the 10 most common Dell PowerEdge R640 server problems, including boot failures, RAID issues, memory errors, fan alerts, power ...
10 min readDell PowerEdge R640 vs R650 vs R660: The Complete 1U Rack Server Comparison (2026 Buyer's Guide)
Compare Dell PowerEdge R640, R650, and R660 servers. Discover differences in CPU performance, memory, PCIe generations, NVMe support, and ideal enterprise wo...
5 min readTower Server vs Rack Server: Which Is Best for Your Business?
Choosing between a tower server and a rack server? Learn the key differences in cost, scalability, performance, space requirements, and management to determi...
4 min readNVMe vs SAS vs SATA SSD: Which Storage Is Best for Enterprise Servers in 2026?
Discover the key differences between NVMe, SAS, and SATA SSDs and find the best storage option for enterprise servers based on performance, reliability, and ...
4 min readServer RAM Compatibility Guide: How to Choose the Right Memory
Learn how to choose compatible server RAM for Dell PowerEdge and HPE ProLiant servers. Understand ECC memory, RDIMM vs LRDIMM, memory speeds, capacity limits...
4 min readDell PowerEdge R640 BIOS & Performance Settings Guide (2026)
Learn the recommended Dell PowerEdge R640 BIOS settings for virtualization, Windows Server, VMware, and Proxmox. Improve performance, stability, and power ef...
6 min readThe Evolution of Enterprise Servers: From Gen3 to Gen4 PCIe
Discover how enterprise servers evolved from PCIe Gen3 to Gen4, including faster NVMe storage, improved bandwidth, and better performance for modern workload...
5 min readDell PowerEdge R740 vs R750: Complete Comparison Guide
Learn the differences between Dell PowerEdge R740 and R750 servers, including CPU performance, memory scalability, virtualization, AI workloads, storage, pow...
3 min readThe Benefits of Refurbished Servers: A Smart Choice for Businesses
When it comes to upgrading or expanding your server infrastructure, refurbished servers can be a cost-effective and reliable solution. Refurbished servers ar...
2 min readHow to Install Microsoft SQL Server 2022
Microsoft SQL Server 2022 installation is crucial for DB administrators and developers. This blog will provide a step-by-step guide on installing SQL Server ...
2 min readHow to Set Up a DNS Server in Windows Server
Setting up a DNS server in Windows is a straightforward process that involves a few different steps. DNS, or Domain Name System, is a protocol used to transl...