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Dell PowerEdge R440 vs Lenovo ThinkSystem SR650

Specs & price comparison · 2-socket 1U rack · used / refurbished market

R440 is the cheaper buy right now: about $1,432.43 sold vs $2,096.82 for SR650, ~46% less.

Based on completed eBay sales (30d): 1 for R440, 1 for SR650. 90 R440 live now · 62 SR650.

At a glance

  • PriceR440 — $2,097 vs $1,432
  • Max RAMSR650 — 3 TB vs 1 TB
  • RAM speedR440 — 2933 MT/s vs 2666 MT/s
  • EfficiencyR440 — 120W idle vs 75W idle
  • NoiseSR650 — tier 4 vs tier 3

Edge: Dell PowerEdge R440 wins more dimensions.

Specifications

SpecR440SR650
Vendor / familyDell PowerEdgeLenovo ThinkSystem
GenerationG14V1
Form factor1U rack2U rack
CPU sockets22
Max RAM1 TB3 TB
RAM speed2933 MT/s2666 MT/s
PCIe genPCIe 3.0PCIe 3.0
Idle power (1 CPU)75 W120 W
Noise tier4, Loud3, Moderate
Typical sold price$1,432.43$2,096.82

R440 sold price trend

Feb 2: $1,438.21 (1 sold comp)Feb 16: $1,542.60 (1 sold comp)Mar 9: $399.84 (1 sold comp)Mar 30: $358.87 (1 sold comp)Apr 20: $843.57 (2 sold comps)May 4: $714.22 (2 sold comps)May 11: $7.38 (1 sold comp)May 18: $1,432.43 (1 sold comp)Jun 3: $1,205.54 (3 sold comps)Jun 6: $1,318.98 (2 sold comps)Jun 7: $1,318.98 (2 sold comps)Jun 8: $1,318.98 (2 sold comps)Jun 9: $1,318.98 (2 sold comps)Jun 10: $1,432.43 (1 sold comp)Jun 11: $1,432.43 (1 sold comp)Jun 12: $1,432.43 (1 sold comp)Jun 13: $1,432.43 (1 sold comp)Jun 14: $1,432.43 (1 sold comp)
2026-02-02$7.38–$1,542.60 · sold median2026-06-14

Dot size reflects how many listings back each day (1–3 sold comps per point). Hover for details.

SR650 sold price trend

Nov 25: $3,457.53 (1 sold comp)Mar 2: $288.80 (1 sold comp)Mar 9: $828.09 (2 sold comps)Mar 16: $2,072.92 (1 sold comp)Mar 23: $1,927.15 (2 sold comps)Apr 6: $181.28 (1 sold comp)Apr 13: $1,149.57 (1 sold comp)Apr 27: $829.58 (2 sold comps)May 4: $788.12 (2 sold comps)May 18: $2,096.82 (1 sold comp)Jun 3: $1,801.74 (2 sold comps)Jun 6: $1,801.74 (2 sold comps)Jun 7: $1,801.74 (2 sold comps)Jun 8: $1,801.74 (2 sold comps)Jun 9: $1,801.74 (2 sold comps)Jun 10: $2,096.82 (1 sold comp)Jun 11: $2,096.82 (1 sold comp)Jun 12: $2,096.82 (1 sold comp)Jun 13: $2,096.82 (1 sold comp)Jun 14: $2,096.82 (1 sold comp)
2024-11-25$181.28–$3,457.53 · sold median2026-06-14

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

Browse 90 R440 listingsBrowse 62 SR650 listings

← All price histories