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The AMD Phenom II X640 Dual-Core is newer than AMD A4-3420 APU also around 8% faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. However, AMD A4-3420 APU uses around 36% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 113 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 X640 Dual-Core | |
2: AMD A4-3420 APU | |
×AMD Phenom II X640 Dual-Core | ×AMD A4-3420 APU | + ADD | |
---|---|---|---|
Price | Search Online | Search Online | |
Socket Type | S1 | FM1 | |
CPU Class | Desktop | Desktop | |
Clockspeed | 3.2 GHz | 2.8 GHz | |
Turbo Speed | Not Supported | Not Supported | |
# of Physical Cores | 2 (Threads: 2) | 2 (Threads: 2) | |
Cache | L1: 256KB, L2: 2.0MB, | L1: 256KB, L2: 1.0MB, | |
TDP | 45W | 65W | |
Yearly Running Cost | $8.21 | $11.86 | |
Other | |||
First Seen on Chart | Q2 2012 | Q1 2012 | |
# of Samples | 3 | 110 | |
CPU Value | 0.0 | 7.8 | |
Single Thread Rating(% diff. to max in group) | 1142(0.0%) | 11193(-2.0%) | |
CPU Mark(% diff. to max in group) | 1165(0.0%) | 1067(-8.4%) |
AMD Phenom II X640 Dual-Core | 1,165 | |
AMD A4-3420 APU | 1,067 | |
PassMark Software © 2008-2025 |
AMD Phenom II X640 Dual-Core | NA | |
AMD A4-3420 APU | 7.8 | |
PassMark Software © 2008-2025 |
AMD Phenom II X640 Dual-Core | 1,142 | |
AMD A4-3420 APU | 1,119 | |
PassMark Software © 2008-2025 |
AMD Phenom II X640 Dual-Core | AMD A4-3420 APU | |
---|---|---|
Max TDP | 45W | 65W |
Power consumption per day (kWh) | 0.09 | 0.13 |
Running cost per day | $0.022 | $0.033 |
Power consumption per year (kWh) | 32.9 | 47.5 |
Running cost per year | $8.21 | $11.86 |