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Intel Xeon X3370 vs Xeon L5420

The Intel Xeon X3370 @ 3.00GHz is newer than Intel Xeon L5420 @ 2.50GHz and is around 17% faster in multi-threaded (CPU Mark) testing. The Intel Xeon X3370 @ 3.00GHz is around 15% faster in single-thread testing. Also, Intel Xeon L5420 @ 2.50GHz uses substantially less power. All the CPUs in this comparison belong in the Server CPU Class. The values below were tabulated from a combined 282 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 X3370 @ 3.00GHz×Intel Xeon L5420 @ 2.50GHz+ ADD
Price Search Online Search Online
Socket TypeLGA775LGA771
CPU ClassServerServer
Clockspeed3.0 GHz2.5 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
CacheL1: 256KB, L2: 12.0MB, L3: 0MBL1: 256KB, L2: 12.0MB, L3: 0MB
TDP95W50W
Yearly Running Cost$17.34$9.13
Other
First Seen on ChartQ2 2009Q1 2009
# of Samples58224
CPU Value62.677.9
Single Thread Rating(% diff. to max in group)1262(0.0%)1100(-12.8%)
CPU Mark(% diff. to max in group)2505(0.0%)2143(-14.5%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 27th of April 2025 - Higher results represent better performance
Intel Xeon X3370 @ 3.00GHz
2,505
Intel Xeon L5420 @ 2.50GHz
2,143
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 27th of April 2025 - Higher results represent better value
Intel Xeon X3370 @ 3.00GHz
62.6
Intel Xeon L5420 @ 2.50GHz
77.9
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 27th of April 2025 - Higher results represent better performance
Intel Xeon X3370 @ 3.00GHz
1,262
Intel Xeon L5420 @ 2.50GHz
1,100
PassMark Software © 2008-2025
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 X3370 @ 3.00GHz Intel Xeon L5420 @ 2.50GHz
Max TDP95W50W
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.