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Intel Celeron J3455 vs Core2 Duo E4400

The Intel Celeron J3455 @ 1.50GHz is newer than Intel Core2 Duo E4400 @ 2.00GHz and is significantly faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. However, Intel Celeron J3455 @ 1.50GHz uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 924 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 Celeron J3455 @ 1.50GHz×Intel Core2 Duo E4400 @ 2.00GHz+ ADD
Price Search Online Search Online
Socket TypeFCBGA1296LGA775
CPU ClassDesktopDesktop
Clockspeed1.5 GHz2.0 GHz
Turbo SpeedUp to 2.3 GHzNot Supported
# of Physical Cores4 (Threads: 4)2 (Threads: 2)
CacheL1: 224KB, L2: 2.0MB, L3: 0MBL1: 128KB, L2: 2.0MB, L3: 0MB
TDP10W65W
Yearly Running Cost$1.83$11.86
Other
First Seen on ChartQ4 2016Q4 2008
# of Samples468456
CPU Value6.435.9
Single Thread Rating(% diff. to max in group)812(0.0%)7833(-3.7%)
CPU Mark(% diff. to max in group)2250(0.0%)718(-68.1%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
3 - Single thread rating may be higher than the overall rating, thread performance is just one component of the CPU Mark.

CPU Mark Rating
As of 21st of January 2025 - Higher results represent better performance
Intel Celeron J3455 @ 1.50GHz
2,250
Intel Core2 Duo E4400 @ 2.00GHz
718
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 21st of January 2025 - Higher results represent better value
Intel Celeron J3455 @ 1.50GHz
6.4
Intel Core2 Duo E4400 @ 2.00GHz
35.9
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 21st of January 2025 - Higher results represent better performance
Intel Celeron J3455 @ 1.50GHz
812
Intel Core2 Duo E4400 @ 2.00GHz
783
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 Celeron J3455 @ 1.50GHz Intel Core2 Duo E4400 @ 2.00GHz
Max TDP10W65W
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.