6338P vs 6320: comparison
Comparison of 6338P and 6320: key differences and a full specification table.
Key differences
6338P has more cores (12 vs 8), more threads (12 vs 8) and a lower TDP (99 W vs 115 W).
At the same time, 6320 has a higher base clock (2.8 GHz vs 2.3 GHz) and a higher maximum clock (3.3 GHz vs 2.8 GHz).
Both processors match on: L3 cache (16 MB), process node (32 nm).
These are specification values: they show differences between the models but do not determine a performance winner. For a specific workload, rely on independent benchmarks.
Key specifications
| Parameter | 6338P | 6320 |
|---|---|---|
| Cores / threads | 12 / 12 | 8 / 8 |
| Max boost clock | 2.8 GHz | 3.3 GHz |
| L3 cache | 16 MB | 16 MB |
| TDP | 99 W | 115 W |
| Process | 32 nm | 32 nm |
Full specification table
Differing values are highlighted. This is not a better/worse rating: numbers from different architectures are not always comparable.
| Parameter | 6338P | 6320 |
|---|---|---|
| General | ||
| Segment | Server | Server |
| Product line | AMD Opteron 6300 Series Processor | AMD Opteron 6300 Series Processor |
| Product family | AMD Opteron | AMD Opteron |
| Process | 32 nm | 32 nm |
| Unlocked for overclocking | No | No |
| CPU | ||
| Cores | 12 | 8 |
| Threads | 12 | 8 |
| Base clock | 2.3 GHz | 2.8 GHz |
| Max boost clock | 2.8 GHz | 3.3 GHz |
| L1 cache | 48 KB | 384 KB |
| L2 cache | 12 MB | 8 MB |
| L3 cache | 16 MB | 16 MB |
| TDP | 99 W | 115 W |
| Memory | ||
| Memory types | DDR3 | DDR3 |
| Max memory speed | 2 GHz | 2 GHz |
| Graphics | ||
| Has integrated graphics | No | No |
| Package and thermal | ||
| Sockets supported | G34 | G34 |
| TJUNCTION | 69 °C | 71.7 °C |
| Identifiers | ||
| Product ID (OEM) | OS6338WQTCGHK | OS6320WKT8GHK |