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Intel i5-520M vs Celeron 6305

The Intel Celeron 6305 @ 1.80GHz is newer than Intel Core i5-520M @ 2.40GHz also around 17% faster in multi-threaded (CPU Mark) testing, it is around 8% faster in single-thread testing. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 3115 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 i5-520M @ 2.40GHz×Intel Celeron 6305 @ 1.80GHz+ ADD
Price Search Online Search Online
Socket TypeBGA1288FCBGA1449
CPU ClassLaptopLaptop
Clockspeed2.4 GHz1.8 GHz
Turbo SpeedUp to 2.9 GHzNot Supported
# of Physical Cores2 (Threads: 4)2 (Threads: 2)
CacheL1: 128KB, L2: 0.5MB, L3: 3MBL1: 160KB, L2: 2.5MB, L3: 4MB
TDP35WNA2
Yearly Running Cost$6.39NA
OtherIntel UHD Graphics
First Seen on ChartQ1 2010Q1 2021
# of Samples307045
CPU Value17.30.0
Single Thread Rating(% diff. to max in group)1096(-8.4%)1196(0.0%)
CPU Mark(% diff. to max in group)1728(-16.8%)2075(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
2 - Information not available. Do you know? Notify Us.

CPU Mark Rating
As of 13th of March 2025 - Higher results represent better performance
Intel Core i5-520M @ 2.40GHz
1,728
Intel Celeron 6305 @ 1.80GHz
2,075
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 13th of March 2025 - Higher results represent better value
Intel Core i5-520M @ 2.40GHz
17.3
Intel Celeron 6305 @ 1.80GHz
NA
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 13th of March 2025 - Higher results represent better performance
Intel Core i5-520M @ 2.40GHz
1,096
Intel Celeron 6305 @ 1.80GHz
1,196
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 i5-520M @ 2.40GHz Intel Celeron 6305 @ 1.80GHz
Max TDP35WNA
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.