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Intel Core2 Duo E8400 vs AMD Athlon 7750 Dual-

The AMD Athlon 7750 Dual-Core is newer than Intel Core2 Duo E8400 @ 3.00GHz, while Intel Core2 Duo E8400 @ 3.00GHz is around 18% faster in multi-threaded (CPU Mark) testing, it is around 16% faster in single-thread testing. However, AMD Athlon 7750 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 7656 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 Core2 Duo E8400 @ 3.00GHz×AMD Athlon 7750 Dual-Core+ ADD
Price $23.03 - BUY $39.99 - BUY
Socket TypeLGA775AM2+
CPU ClassDesktopDesktop
Clockspeed3.0 GHz2.7 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 128KB, L2: 6.0MB, L3: 0MBL1: 256KB, L2: 1.0MB, L3: 2MB
TDP65W95W
Yearly Running Cost$11.86$17.34
Other
First Seen on ChartQ4 2008Q1 2009
# of Samples7240416
CPU Value52.424.7
Single Thread Rating(% diff. to max in group)12373(0.0%)10433(-15.7%)
CPU Mark(% diff. to max in group)1206(0.0%)987(-18.1%)
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 26th of December 2024 - Higher results represent better performance
Intel Core2 Duo E8400 @ 3.00GHz
1,206
AMD Athlon 7750 Dual-Core
987
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 26th of December 2024 - Higher results represent better value
Intel Core2 Duo E8400 @ 3.00GHz
52.4
AMD Athlon 7750 Dual-Core
24.7
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 26th of December 2024 - Higher results represent better performance
Intel Core2 Duo E8400 @ 3.00GHz
1,237
AMD Athlon 7750 Dual-Core
1,043
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.
Intel Core2 Duo E8400 @ 3.00GHz AMD Athlon 7750 Dual-Core
Max TDP65W95W
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.