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AMD Athlon 7850 Dual- vs Intel Core2 Duo E8400

The AMD Athlon 7850 Dual-Core is newer than Intel Core2 Duo E8400 @ 3.00GHz, while Intel Core2 Duo E8400 @ 3.00GHz is around 12% faster in multi-threaded (CPU Mark) testing, it is around 10% faster in single-thread testing. However, AMD Athlon 7850 Dual-Core uses around 38% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 7355 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.

×AMD Athlon 7850 Dual-Core×Intel Core2 Duo E8400 @ 3.00GHz+ ADD
Price $69.09 - BUY Search Online
Socket TypeAM2+LGA775
CPU ClassDesktopDesktop
Clockspeed2.8 GHz3.0 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 256KB, L2: 1.0MB, L3: 2MBL1: 128KB, L2: 6.0MB, L3: 0MB
TDP95W65W
Yearly Running Cost$17.34$11.86
Other
First Seen on ChartQ2 2009Q4 2008
# of Samples1247231
CPU Value15.315.7
Single Thread Rating(% diff. to max in group)11183(-9.6%)12373(0.0%)
CPU Mark(% diff. to max in group)1058(-12.2%)1206(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 30th of October 2024 - Higher results represent better performance
AMD Athlon 7850 Dual-Core
1,058
Intel Core2 Duo E8400 @ 3.00GHz
1,206
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 30th of October 2024 - Higher results represent better value
AMD Athlon 7850 Dual-Core
15.3
Intel Core2 Duo E8400 @ 3.00GHz
15.7
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 30th of October 2024 - Higher results represent better performance
AMD Athlon 7850 Dual-Core
1,118
Intel Core2 Duo E8400 @ 3.00GHz
1,237
PassMark Software © 2008-2024
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.
AMD Athlon 7850 Dual-Core Intel Core2 Duo E8400 @ 3.00GHz
Max TDP95W65W
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.