Intel Xeon X5650 6-core LGA 1366

★★★★★ 4.6 (38)

Six cores and twelve threads on the Westmere architecture deliver a PassMark multi-core score of 7363, making it a capable parallel processor for its era. Its 95W TDP and LGA1366 compatibility allow for affordable dual-socket configurations on decommissioned server hardware. This processor is best for hobbyists building a budget home lab or a basic NAS from older enterprise equipment.

Cores 6
Threads 12
Boost Clock 3100 MHz
L3 Cache 12 MB
TDP 95 W
Socket LGA 1366
Intel Xeon X5650 6-core LGA 1366 cpu
39 Overall Score

No current retailer price

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Snapshot

Pros & Cons

Pros

  • Strong user sentiment (79th percentile) 79th
  • Strong affordability (73rd percentile) 73rd
  • Strong social proof (70th percentile) 70th

Cons

  • Below average feature (21st percentile)
  • Below average single thread (27th percentile)

What owners think

How owner sentiment changed over time

Exclusive

Based on when customers actually wrote their reviews - so you can see whether early praise held up.

Owner sentiment has cooled since launch
88/100Our AI sentiment readlow confidence · 9 sources · Jun 2026
1★2★3★4★5★Q4 '14: 5.0★ · 1 reviewQ1 '15: 5.0★ · 2 reviewsQ3 '15: 5.0★ · 1 reviewQ1 '16: 1.0★ · 1 reviewQ2 '16: 5.0★ · 1 reviewQ1 '17: 4.3★ · 3 reviews121113Q4 '14Q1 '15Q3 '15Q1 '16Q2 '16Q1 '17
Avg ratingHappy (4-5★)Unhappy (1-2★)Bar height = number of reviews

Based on 9 dated customer reviews, grouped by calendar quarter. Period analysis is in English.

The proof

Performance

Performance Percentiles

AI 41.2
Feature 20.7
Platform 46.9
User Sentiment 78.7
Efficiency 42.6
Multi Thread 44.5
Social Proof 70.1
Affordability 72.6
Single Thread 26.9

Specifications

Full Specifications

Processor

Brand Intel
Series Xeon
Model X5650
Codename Westmere
Class server

Cores & Clocks

Cores 6
Threads 12
Base Clock 2660
Boost Clock 3100

Cache

L2 Cache 1.5
L3 Cache 12 MB

Performance

PassMark Multi 5762
PassMark Single 1291

Memory

Max Speed 6400

Platform & Power

Socket LGA 1366
TDP 95
Unlocked No

vs Competition

Spec Intel Xeon X5650 AMD Ryzen 7 9800X3D SMC EPYC 9555P HP Xeon 6526Y CG CHIPS GATE EPYC 6GK7443-1EX30-0XE0 1PC New 6GK7443-1EX30-0XE0 Communications Processor MICRO CENTER 9950X3DMAGX870ETMKWF
Cores 6 8 64 16 24 -
Threads 12 16 128 32 48 -
Boost Clock Mhz 3100 5200 4400 3900 4000 -
L3 Cache Mb 12 96 256 37 128 -
Tdp W 95 120 360 195 200 -
Socket LGA 1366 AM5 AMD Socket SP5 LGA 4677 AMD Socket SP3 -
Integrated Graphics - AMD Radeon Graphics - No - -
Compare Compare Compare Compare Compare
Product AIFeaturePlatformUser SentimentEfficiencyMulti ThreadSocial ProofAffordabilitySingle Thread
Intel Xeon X5650 41.220.746.978.742.644.570.172.626.9
AMD Ryzen 7 9800X3D Compare 91.698.595.292.988.989.296.424.895.1
SMC EPYC 9555P Compare 99.377.496.7089.799.400.585.9
HP Xeon 6526Y Compare 92.177.490.7079.389.902.780.6
CG CHIPS GATE EPYC 6GK7443-1EX30-0XE0 1PC New 6GK7443-1EX30-0XE0 Communications Processor Compare 94.877.484.4085.193.936.35.280.5
MICRO CENTER 9950X3DMAGX870ETMKWF Compare 85.820.717.5066.697.106.498.4

Usage Scores

Overall (39.1)AI/LLM (32)Budget (35.4)Gaming (17.9)Server (39.7)Efficiency (24.5)Productivity (42.8)
  • Overall39.1
  • AI/LLM32
  • Budget35.4
  • Gaming17.9
  • Server39.7
  • Efficiency24.5
  • Productivity42.8

A full written review is coming soon. The specs, scores, prices and charts above are always up to date.

Other Configurations1

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