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Dell PowerEdge R540 vs Dell PowerEdge R640

Specs & price comparison · 2-socket 2U rack · used / refurbished market

R640 is the cheaper buy right now: about $667.70 sold vs $1,470.91 for R540, ~120% less.

Based on completed eBay sales (30d): 10 for R640, 2 for R540. 10 R540 live now · 1186 R640.

At a glance

  • PriceR640 — $1,471 vs $668
  • Max RAMR640 — 3 TB vs 1 TB
  • EfficiencyR540 — 90W idle vs 75W idle

Edge: Dell PowerEdge R640 wins more dimensions.

Specifications

SpecR540R640
Vendor / familyDell PowerEdgeDell PowerEdge
GenerationG14G14
Form factor2U rack1U rack
CPU sockets22
Max RAM1 TB3 TB
RAM speed2933 MT/s2933 MT/s
PCIe genPCIe 3.0PCIe 3.0
Idle power (1 CPU)75 W90 W
Noise tier3, Moderate3, Moderate
Typical sold price$1,470.91$667.70

R540 sold price trend

Nov 3: $401.49 (1 sold comp)Apr 6: $419.22 (2 sold comps)Apr 20: $432.80 (1 sold comp)Apr 27: $496.83 (1 sold comp)May 18: $1,470.91 (2 sold comps)Jun 3: $1,470.91 (2 sold comps)Jun 6: $1,470.91 (2 sold comps)Jun 7: $1,470.91 (2 sold comps)Jun 8: $1,470.91 (2 sold comps)Jun 9: $1,470.91 (2 sold comps)Jun 10: $1,470.91 (2 sold comps)Jun 11: $1,470.91 (2 sold comps)Jun 12: $1,470.91 (2 sold comps)Jun 13: $1,470.91 (2 sold comps)Jun 14: $1,470.91 (2 sold comps)
2025-11-03$401.49–$1,470.91 · sold median2026-06-14

Dot size reflects how many listings back each day (1–2 sold comps per point). Hover for details.

R640 sold price trend

Nov 6: $1,511.97 (1 sold comp)Nov 20: $1,290.41 (1 sold comp)Nov 27: $1,310.63 (1 sold comp)Oct 7: $17,159.48 (1 sold comp)Nov 25: $1,368.62 (1 sold comp)Sep 29: $992.62 (1 sold comp)Nov 17: $1,049.48 (1 sold comp)Feb 23: $483.40 (1 sold comp)Mar 2: $796.44 (4 sold comps)Mar 9: $1,733.34 (1 sold comp)Mar 16: $406.32 (2 sold comps)Mar 23: $831.56 (4 sold comps)Mar 30: $349.86 (5 sold comps)Apr 6: $756.17 (4 sold comps)Apr 13: $887.29 (3 sold comps)Apr 20: $974.40 (1 sold comp)Apr 27: $275.27 (7 sold comps)May 4: $528.66 (12 sold comps)May 11: $497.81 (7 sold comps)May 18: $411.78 (12 sold comps)Jun 3: $436.28 (30 sold comps)Jun 6: $497.81 (21 sold comps)Jun 7: $497.81 (21 sold comps)Jun 8: $497.81 (21 sold comps)Jun 9: $498.24 (20 sold comps)Jun 10: $498.24 (18 sold comps)Jun 11: $667.70 (12 sold comps)Jun 12: $667.70 (12 sold comps)Jun 13: $694.22 (11 sold comps)Jun 14: $667.70 (10 sold comps)
2023-11-06$275.27–$17,159.48 · sold median2026-06-14

Dot size reflects how many listings back each day (1–30 sold comps per point). Hover for details.

Browse 10 R540 listingsBrowse 1186 R640 listings

← All price histories