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Intel Xeon L5520 vs Xeon X3440

The Intel Xeon L5520 @ 2.27GHz is newer than Intel Xeon X3440 @ 2.53GHz, while Intel Xeon X3440 @ 2.53GHz is around 18% faster in multi-threaded (CPU Mark) testing, it is around 13% faster in single-thread testing. However, Intel Xeon X3440 @ 2.53GHz uses around 45% more power. All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 183 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 L5520 @ 2.27GHz×Intel Xeon X3440 @ 2.53GHz+ ADD
Price Search Online Search Online
Socket TypeLGA1366LGA1156
CPU ClassServerServer
Clockspeed2.3 GHz2.5 GHz
Turbo SpeedUp to 2.5 GHzUp to 2.9 GHz
# of Physical Cores4 (Threads: 8)4 (Threads: 8)
CacheL1: 256KB, L2: 1.0MB, L1: 256KB, L2: 1.0MB, L3: 8MB
TDP60W95W
Yearly Running Cost$10.95$17.34
Other
First Seen on ChartQ1 2010Q4 2009
# of Samples25158
CPU Value78.464.5
Single Thread Rating(% diff. to max in group)1001(-12.8%)1147(0.0%)
CPU Mark(% diff. to max in group)2274(-18.0%)2773(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 3rd of December 2024 - Higher results represent better performance
Intel Xeon L5520 @ 2.27GHz
2,274
Intel Xeon X3440 @ 2.53GHz
2,773
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 3rd of December 2024 - Higher results represent better value
Intel Xeon L5520 @ 2.27GHz
78.4
Intel Xeon X3440 @ 2.53GHz
64.5
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 3rd of December 2024 - Higher results represent better performance
Intel Xeon L5520 @ 2.27GHz
1,001
Intel Xeon X3440 @ 2.53GHz
1,147
PassMark Software © 2008-2024
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 L5520 @ 2.27GHz Intel Xeon X3440 @ 2.53GHz
Max TDP60W95W
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.