AMD Phenom II X4 840
Category: CPU / Processor
Manufacturer: AMD
Cores: 4C / 8T
Clock: 3.2 - 3.2 GHz
Socket: AM3
TDP: 95W
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AMD Phenom II X4 840
Cores
4C / 8T
Clock
3.2 - 3.2 GHz
Socket
AM3
TDP
95W
No price data available
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Overview
The AMD Phenom II X4 840 brings 4 cores and 8 threads. 6MB of L3 cache helps in cache-sensitive games and workloads. Clocks span 3.2GHz base to 3.2GHz boost. It drops into the AM3 socket with a 95W TDP — about 23.8W per core.
Match the socket to your motherboard first; cooler TDP rating second. Use the PlanMyPC system builder to verify it works alongside your other components and to watch live retailer pricing. AMD backs the product through its standard warranty channels; check the listing for region-specific terms. The full specification sheet below breaks out every listed detail, and the compatibility checker flags conflicts with parts already in your build.
| Specification | Value |
|---|---|
| TDP | 95 W |
| CPU Cores | 4 |
| Socket | AM3 |
| L3 Cache | 6 MB |
| Threads | 8 |
| Base Clock | 3.2 GHz |
| Boost Clock | 3.2 GHz |
| Microarchitecture | K10 |
| Integrated Graphics | None |





