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PCSP News

Buying guides, comparisons, and expert tips on refurbished servers, workstations, and enterprise IT hardware from PC Server and Parts

Lenovo ThinkStations Explained: P510, P520, P620, P920

Lenovo ThinkStations Explained: P510, P520, P620, P920

Posted by Konstantin Protasov, PCSP on Sep 14th 2026

Lenovo published a BIOS for the ThinkStation P620 on September 10, 2026, four days before this article was written; one for the P520 on June 4, one for the P720 and P920 on May 26. Those are 2017 and 2018 machines, and every one of those dates is newer than the n … read more

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HP Z Workstations Explained: Z420 to Z8 G4, Specs & PSUs

HP Z Workstations Explained: Z420 to Z8 G4, Specs & PSUs

Posted by Konstantin Protasov, PCSP on Sep 14th 2026

A 525 W HP Z440 and a 700 W HP Z440 are the same computer with two different ceilings on what can go in the graphics slot. HP prints both in its Z440/Z640/Z840 Maintenance and Service Guide (c04823811): “Up to 225 W graphics or compute card in the … read more
Dell Precision Towers Explained: T5810 to 7920, Specs & PSUs

Dell Precision Towers Explained: T5810 to 7920, Specs & PSUs

Posted by Konstantin Protasov, PCSP on Sep 5th 2026

Correction, September 27, 2026. SOLIDWORKS 2026 and 2027 do not support Windows 10: Dassault's system requirements page marks Windows 10 64-bit “no” for both releases and ends Windows 10 support at SOLIDWORKS 2025 SP5, so of the three releases in our requirements ta … read more
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