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CPU Benchmarks

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Intel Xeon E5649 vs Xeon E3-1240 V2

The Intel Xeon E3-1240 V2 @ 3.40GHz is newer than Intel Xeon E5649 @ 2.53GHz also around 11% faster in multi-threaded (CPU Mark) testing, it is around 35% faster in single-thread testing. However, Intel Xeon E5649 @ 2.53GHz uses around 15% more power. All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 728 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 E5649 @ 2.53GHz×Intel Xeon E3-1240 V2 @ 3.40GHz+ ADD
Price Search Online $150 - BUY
Socket TypeLGA1366LGA1155
CPU ClassServerServer
Clockspeed2.5 GHz3.4 GHz
Turbo SpeedUp to 2.9 GHzUp to 3.8 GHz
# of Physical Cores6 (Threads: 12)4 (Threads: 8)
CacheL1: 384KB, L2: 1.5MB, L3: 12MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP80W69W
Yearly Running Cost$14.60$12.59
Other
First Seen on ChartQ3 2011Q3 2012
# of Samples44684
CPU Value43.542.4
Single Thread Rating(% diff. to max in group)1316(-35.3%)2035(0.0%)
CPU Mark(% diff. to max in group)5659(-11.1%)6364(0.0%)
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 E5649 @ 2.53GHz
5,659
Intel Xeon E3-1240 V2 @ 3.40GHz
6,364
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 7th of April 2025 - Higher results represent better value
Intel Xeon E5649 @ 2.53GHz
43.5
Intel Xeon E3-1240 V2 @ 3.40GHz
42.4
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 7th of April 2025 - Higher results represent better performance
Intel Xeon E5649 @ 2.53GHz
1,316
Intel Xeon E3-1240 V2 @ 3.40GHz
2,035
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 E5649 @ 2.53GHz Intel Xeon E3-1240 V2 @ 3.40GHz
Max TDP80W69W
Power consumption per day (kWh)0.160.14
Running cost per day$0.040$0.035
Power consumption per year (kWh)58.450.4
Running cost per year$14.60$12.59
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.