AMD A8-3870K
Category: CPU / Processor
Manufacturer: AMD
Cores: 4C / 8T
Clock: 3 - 3 GHz
Socket: FM1
TDP: 100W

AMD A8-3870K
Cores
4C / 8T
Clock
3 - 3 GHz
Socket
FM1
TDP
100W
No price data available
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Overview
The AMD A8-3870K packs 4 cores and 8 threads. It drops into the FM1 socket with a 100W TDP — about 25W per core. Integrated Radeon HD 6550D graphics let it run headless-GPU builds and troubleshooting. Clocks span 3GHz base to 3GHz boost.
Match the socket to your motherboard first; cooler TDP rating second. Drop it into the PlanMyPC builder to check compatibility with the rest of your parts and compare current processor prices across retailers. Support and warranty service run through AMD, with terms that vary by region. Scroll down for the complete spec table; the builder's compatibility checker will warn you about any conflicts with components you have already picked.
| Specification | Value |
|---|---|
| TDP | 100 W |
| CPU Cores | 4 |
| Socket | FM1 |
| L3 Cache | 0 MB |
| Threads | 8 |
| Base Clock | 3 GHz |
| Boost Clock | 3 GHz |
| Microarchitecture | Lynx |
| Integrated Graphics | Radeon HD 6550D |





