AMD · Phenom II · 2009 · AM3
The AMD Phenom II X2 550 is a desktop processor with 2 cores, released in 2009 at an MSRP of $75. It is part of the Phenom II lineup, using the Phenom II X2 platform, and fits the AM3 socket. Internally, it is built on the "K10" architecture. It operates at a fixed 3.1 GHz. AMD manufactures the "K10" silicon on a 45nm process node. The multiplier is unlocked, making overclocking straightforward. This processor supports DDR3 memory. With a TDP of 80W, the Phenom II X2 550 sits in a typical power envelope for a modern desktop CPU. This processor has no integrated graphics — a discrete GPU is required. The cache hierarchy consists of 64KB/core of L1, 1MB of L2, and 6MB of L3 cache.
Black Edition with unlocked multiplier. Core unlocking possible on compatible 890GX boards.
| Brand | AMD |
|---|---|
| Family | Phenom II |
| Series | Phenom II X2 |
| Architecture | K10 |
| Type | Desktop |
| Launch year | 2009 |
| Cores | 2 |
| Threads | 2 |
| Base clock | 3.1 GHz |
| Boost clock | 3.1 GHz |
| L1 cache | 64KB/core |
| L2 cache | 1MB |
| L3 cache | 6MB |
| TDP | 80W |
| Socket | AM3 |
| Process | 45nm |
| Memory type | DDR3 |
| Integrated graphics | None |
| Chipsets | 890GX, 890FX, 870, 880G, 760G, 770, 785G |
| Launch MSRP | $75 |
| Part number | HDZ550WFGIBOX |
| OEM / tray part number | HDZ550WFK2DGI |