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Intel i3-8100 vs i3-3240

The Intel Core i3-8100 @ 3.60GHz is newer than Intel Core i3-3240 @ 3.40GHz and is significantly faster in multi-threaded (CPU Mark) testing, it is around 19% faster in single-thread testing. However, Intel Core i3-8100 @ 3.60GHz uses around 17% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 5477 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 Core i3-8100 @ 3.60GHz×Intel Core i3-3240 @ 3.40GHz+ ADD
Price $99 - BUY Search Online
Socket TypeFCLGA1151-2LGA1155
CPU ClassDesktopDesktop
Clockspeed3.6 GHz3.4 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)2 (Threads: 4)
CacheL1: 256KB, L2: 1.0MB, L3: 6MBL1: 128KB, L2: 0.5MB, L3: 3MB
TDP65W55W
Yearly Running Cost$11.86$10.04
OtherIntel UHD Graphics 630
First Seen on ChartQ4 2017Q1 2012
# of Samples36041873
CPU Value61.656.9
Single Thread Rating(% diff. to max in group)2211(0.0%)1784(-19.3%)
CPU Mark(% diff. to max in group)6100(0.0%)2334(-61.7%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 5th of February 2025 - Higher results represent better performance
Intel Core i3-8100 @ 3.60GHz
6,100
Intel Core i3-3240 @ 3.40GHz
2,334
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 5th of February 2025 - Higher results represent better value
Intel Core i3-8100 @ 3.60GHz
61.6
Intel Core i3-3240 @ 3.40GHz
56.9
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 5th of February 2025 - Higher results represent better performance
Intel Core i3-8100 @ 3.60GHz
2,211
Intel Core i3-3240 @ 3.40GHz
1,784
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 Core i3-8100 @ 3.60GHz Intel Core i3-3240 @ 3.40GHz
Max TDP65W55W
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.