Over 1,000,000 CPUs benchmarked
The AMD Phenom II X4 840 is newer than Intel Core2 Quad Q9400 @ 2.66GHz also around 12% faster in multi-threaded (CPU Mark) testing, it is around 12% faster in single-thread testing. Both CPUs operates at simliar power levels (TDP). All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 3202 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.
Compare the performance of up to 5 different CPUs
Compare List | |
1: AMD Phenom II X4 840 | |
2: Intel Core2 Quad Q9400 @ 2.66GHz | |
×AMD Phenom II X4 840 | ×Intel Core2 Quad Q9400 @ 2.66GHz | + ADD | |
---|---|---|---|
Price | Search Online | Search Online | |
Socket Type | AM2+/AM3 | LGA775 | |
CPU Class | Desktop | Desktop | |
Clockspeed | 3.2 GHz | 2.7 GHz | |
Turbo Speed | Not Supported | Not Supported | |
# of Physical Cores | 4 (Threads: 4) | 4 (Threads: 4) | |
Cache | L1: 512KB, L2: 2.0MB, | L1: 256KB, L2: 6.0MB, L3: 0MB | |
TDP | 95W | 95W | |
Yearly Running Cost | $17.34 | $17.34 | |
Other | |||
First Seen on Chart | Q1 2011 | Q4 2008 | |
# of Samples | 724 | 2478 | |
CPU Value | 80.6 | 85.3 | |
Single Thread Rating(% diff. to max in group) | 1298(0.0%) | 1137(-12.4%) | |
CPU Mark(% diff. to max in group) | 2418(0.0%) | 2136(-11.7%) |
AMD Phenom II X4 840 | 2,418 | |
Intel Core2 Quad Q9400 @ 2.66GHz | 2,136 | |
PassMark Software © 2008-2025 |
AMD Phenom II X4 840 | 80.6 | |
Intel Core2 Quad Q9400 @ 2.66GHz | 85.3 | |
PassMark Software © 2008-2025 |
AMD Phenom II X4 840 | 1,298 | |
Intel Core2 Quad Q9400 @ 2.66GHz | 1,137 | |
PassMark Software © 2008-2025 |
AMD Phenom II X4 840 | Intel Core2 Quad Q9400 @ 2.66GHz | |
---|---|---|
Max TDP | 95W | 95W |
Power consumption per day (kWh) | 0.19 | 0.19 |
Running cost per day | $0.048 | $0.048 |
Power consumption per year (kWh) | 69.3 | 69.3 |
Running cost per year | $17.34 | $17.34 |