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Intel Celeron G3900T vs Celeron G1820

The Intel Celeron G3900T @ 2.60GHz is newer than Intel Celeron G1820 @ 2.70GHz and is around 14% faster in multi-threaded (CPU Mark) testing. However the CPUs have comparable single-thread rating. Also, Intel Celeron G1820 @ 2.70GHz uses around 41% more power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 437 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 G3900T @ 2.60GHz×Intel Celeron G1820 @ 2.70GHz+ ADD
Price Search Online $92.69 - BUY
Socket TypeNA2FCLGA1150
CPU ClassDesktopDesktop
Clockspeed2.6 GHz2.7 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 128KB, L2: 0.5MB, L3: 2MBL1: 128KB, L2: 0.5MB, L3: 2MB
TDP35W53W
Yearly Running Cost$6.39$9.67
OtherIntel HD Graphics 510
First Seen on ChartQ2 2016Q1 2014
# of Samples21416
CPU Value17.318.4
Single Thread Rating(% diff. to max in group)1509(-1.5%)1531(0.0%)
CPU Mark(% diff. to max in group)1942(0.0%)1704(-12.3%)
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 14th of June 2025 - Higher results represent better performance
Intel Celeron G3900T @ 2.60GHz
1,942
Intel Celeron G1820 @ 2.70GHz
1,704
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 14th of June 2025 - Higher results represent better value
Intel Celeron G3900T @ 2.60GHz
17.3
Intel Celeron G1820 @ 2.70GHz
18.4
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 14th of June 2025 - Higher results represent better performance
Intel Celeron G3900T @ 2.60GHz
1,509
Intel Celeron G1820 @ 2.70GHz
1,531
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 G3900T @ 2.60GHz Intel Celeron G1820 @ 2.70GHz
Max TDP35W53W
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.