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Celeron Dual- T3000 vs Intel Core2 Duo T6600

The Celeron Dual-Core T3000 @ 1.80GHz is newer than Intel Core2 Duo T6600 @ 2.20GHz and is around -20% slower in multi-threaded (CPU Mark) testing. The Celeron Dual-Core T3000 @ 1.80GHz is around -20% slower in single-thread testing. Both CPUs operates at simliar power levels (TDP). All the CPUs in this comparison belong in the Laptop CPU Class. The values below were tabulated from a combined 1373 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.

×Celeron Dual-Core T3000 @ 1.80GHz×Intel Core2 Duo T6600 @ 2.20GHz+ ADD
Price Search Online Search Online
Socket TypePGA478PGA478
CPU ClassLaptopLaptop
Clockspeed1.8 GHz2.2 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 128KB, L2: 1.0MB, L3: 0MBL1: 128KB, L2: 2.0MB, L3: 0MB
TDP35W35W
Yearly Running Cost$6.39$6.39
Other
First Seen on ChartQ3 2009Q1 2009
# of Samples1841189
CPU Value0.020.0
Single Thread Rating(% diff. to max in group)6883(-19.5%)8553(0.0%)
CPU Mark(% diff. to max in group)643(-19.7%)801(0.0%)
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 10th of November 2025 - Higher results represent better performance
Celeron Dual-Core T3000 @ 1.80GHz
643
Intel Core2 Duo T6600 @ 2.20GHz
801
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 10th of November 2025 - Higher results represent better value
Celeron Dual-Core T3000 @ 1.80GHz
NA
Intel Core2 Duo T6600 @ 2.20GHz
20.0
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 10th of November 2025 - Higher results represent better performance
Celeron Dual-Core T3000 @ 1.80GHz
688
Intel Core2 Duo T6600 @ 2.20GHz
855
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.
Celeron Dual-Core T3000 @ 1.80GHz Intel Core2 Duo T6600 @ 2.20GHz
Max TDP35W35W
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.