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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i5-5250U vs i5-8279U

The Intel Core i5-8279U @ 2.40GHz is newer than Intel Core i5-5250U @ 1.60GHz and is significantly faster in multi-threaded (CPU Mark) testing, it is around 34% faster in single-thread testing. However, Intel Core i5-5250U @ 1.60GHz uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 1243 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 i5-5250U @ 1.60GHz×Intel Core i5-8279U @ 2.40GHz+ ADD
Price Search Online Search Online
Socket TypeFCBGA1168FCBGA1528
CPU ClassLaptopLaptop
Clockspeed1.6 GHz2.4 GHz
Turbo SpeedUp to 2.7 GHzUp to 4.1 GHz
# of Physical Cores2 (Threads: 4)4 (Threads: 8)
CacheL1: 128KB, L2: 0.5MB, L3: 3MBL1: 256KB, L2: 1.0MB, L3: 6MB
TDP15W28W
Yearly Running Cost$2.74$5.11
OtherIntel Iris Plus Graphics 655
First Seen on ChartQ1 2015Q3 2019
# of Samples979264
CPU Value4.623.4
Single Thread Rating(% diff. to max in group)1513(-34.1%)2295(0.0%)
CPU Mark(% diff. to max in group)2439(-67.4%)7481(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 3rd of April 2025 - Higher results represent better performance
Intel Core i5-5250U @ 1.60GHz
2,439
Intel Core i5-8279U @ 2.40GHz
7,481
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 3rd of April 2025 - Higher results represent better value
Intel Core i5-5250U @ 1.60GHz
4.6
Intel Core i5-8279U @ 2.40GHz
23.4
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 3rd of April 2025 - Higher results represent better performance
Intel Core i5-5250U @ 1.60GHz
1,513
Intel Core i5-8279U @ 2.40GHz
2,295
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 i5-5250U @ 1.60GHz Intel Core i5-8279U @ 2.40GHz
Max TDP15W28W
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.