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Intel Xeon L5320 vs Xeon X5450

The Intel Xeon L5320 @ 1.86GHz is newer than Intel Xeon X5450 @ 3.00GHz however is significantly slower in multi-threaded (CPU Mark) testing. However, it is significantly slower in single-thread testing. Also, Intel Xeon L5320 @ 1.86GHz uses substantially less power. All the CPUs in this comparison belong in the Server CPU Class. The values below were tabulated from a combined 511 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.

  • The first section will show basic information for each CPU selected.
  • The additional graphs shows the CPU Mark and Single Thread values of each CPU selected.
  • An accompany graph, if price data is available, will shows the value for money, in terms of the CPU Mark/Thread Rating per dollar.
  • The last section will show approximate yearly running costs for the CPUs.

×Intel Xeon L5320 @ 1.86GHz×Intel Xeon X5450 @ 3.00GHz+ ADD
Price Search Online Search Online
Socket TypeLGA771LGA771
CPU ClassServerServer
Clockspeed1.9 GHz3.0 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
CacheL1: 256KB, L2: 8.0MB, L3: 0MBL1: 256KB, L2: 12.0MB, L3: 0MB
TDP50W120W
Yearly Running Cost$9.13$21.90
Other
First Seen on ChartQ4 2011Q1 2009
# of Samples4507
CPU Rank43263326
CPU Value16.041.1
Single Thread Rating(% diff. to max in group)281(-77.7%)1262(0.0%)
CPU Mark(% diff. to max in group)1118(-53.9%)2426(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 17th of February 2026 - Higher results represent better performance
Intel Xeon L5320 @ 1.86GHz
1,118
Intel Xeon X5450 @ 3.00GHz
2,426
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 17th of February 2026 - Higher results represent better value
Intel Xeon L5320 @ 1.86GHz
16.0
Intel Xeon X5450 @ 3.00GHz
41.1
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 17th of February 2026 - Higher results represent better performance
Intel Xeon L5320 @ 1.86GHz
281
Intel Xeon X5450 @ 3.00GHz
1,262
PassMark Software © 2008-2026
Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per day Average CPU Utilization (0-100%)1 Power cost, $ per kWh2
8
25
1Average user usage is typically low and can vary from task to task. An estimate load 25% is nominal.
2Typical power costs vary around the world. Check your last power bill for details. Values of $0.15 to $0.45 per kWh are typical.
Intel Xeon L5320 @ 1.86GHz Intel Xeon X5450 @ 3.00GHz
Max TDP50W120W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.