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CPU Benchmarks

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Intel Xeon E3-1245 V2 vs Xeon E5-2420

The Intel Xeon E5-2420 @ 1.90GHz is newer than Intel Xeon E3-1245 V2 @ 3.40GHz, while Intel Xeon E3-1245 V2 @ 3.40GHz is around 21% faster in multi-threaded (CPU Mark) testing, it is around 47% faster in single-thread testing. However, Intel Xeon E5-2420 @ 1.90GHz uses around 21% more power. All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 443 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 E3-1245 V2 @ 3.40GHz×Intel Xeon E5-2420 @ 1.90GHz+ ADD
Price $315 - BUY Search Online
Socket TypeLGA1155LGA1356
CPU ClassServerServer
Clockspeed3.4 GHz1.9 GHz
Turbo SpeedUp to 3.8 GHzUp to 2.4 GHz
# of Physical Cores4 (Threads: 8)6 (Threads: 12)
CacheL1: 256KB, L2: 1.0MB, L3: 8MBL1: 384KB, L2: 1.5MB, L3: 15MB
TDP77W95W
Yearly Running Cost$14.05$17.34
Other
First Seen on ChartQ2 2012Q2 2012
# of Samples341102
CPU Value20.214.1
Single Thread Rating(% diff. to max in group)2033(0.0%)1073(-47.2%)
CPU Mark(% diff. to max in group)6347(0.0%)5002(-21.2%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 7th of April 2025 - Higher results represent better performance
Intel Xeon E3-1245 V2 @ 3.40GHz
6,347
Intel Xeon E5-2420 @ 1.90GHz
5,002
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 7th of April 2025 - Higher results represent better value
Intel Xeon E3-1245 V2 @ 3.40GHz
20.2
Intel Xeon E5-2420 @ 1.90GHz
14.1
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 7th of April 2025 - Higher results represent better performance
Intel Xeon E3-1245 V2 @ 3.40GHz
2,033
Intel Xeon E5-2420 @ 1.90GHz
1,073
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 E3-1245 V2 @ 3.40GHz Intel Xeon E5-2420 @ 1.90GHz
Max TDP77W95W
Power consumption per day (kWh)0.150.19
Running cost per day$0.038$0.048
Power consumption per year (kWh)56.269.3
Running cost per year$14.05$17.34
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.