AMD Opteron 8389 vs 8356 |
Released February, 2009
AMD Opteron 8389
- 2.9 GHz
- Quad core
Reasons to buy the AMD Opteron 8389
 | Much higher clock speed 2.9 GHz | | Much more l3 cache 6 MB |
| | Newer manufacturing process 45 nm | | Much better overclocked clock speed (Air) 2.9 GHz |
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Differences What are the advantages of each
| |||||||
| Much higher clock speed | 2.9 GHz | vs | 2.3 GHz | More than 25% higher clock speed | |||
|---|---|---|---|---|---|---|---|
| Much more l3 cache | 6 MB | vs | 2 MB | 3x more l3 cache; more data can be stored in the l3 cache for quick access later | |||
| Newer manufacturing process | 45 nm | vs | 65 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
| Much better overclocked clock speed (Air) | 2.9 GHz | vs | 2.43 GHz | Around 20% better overclocked clock speed (Air) | |||
| Much more l3 cache per core | 1.5 MB/core | vs | 0.5 MB/core | 3x more l3 cache per core | |||
| Much better overclocked clock speed (Water) | 2.9 GHz | vs | 2.3 GHz | More than 25% better overclocked clock speed (Water) | |||
| Newer | Feb, 2009 | vs | Apr, 2008 | Release date 10 months later | |||
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| CPUBoss is not aware of any important advantages of the 8356 vs the 8389. | |||||||
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Benchmarks Real world tests of Opteron 8389 vs 8356
GeekBench 3 (Multi-core) Data courtesy Primate Labs
GeekBench 3 (Single core) Data courtesy Primate Labs
GeekBench 3 (AES single core) Data courtesy Primate Labs
Specifications Full list of technical specs
summary | Opteron 8389 | vs | 8356 |
|---|---|---|---|
| Clock speed | 2.9 GHz | 2.3 GHz | |
| Cores | Quad core | Quad core | |
| Socket type | |||
| F | |||
| Is unlocked | No | No | |
features | |||
| Has a NX bit | Yes | Yes | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE4a | |||
| SSE2 | |||
| MMX | |||
| SSE3 | |||
| SSE | |||
| 3DNow! | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 75W | 75W | |
| Annual home energy cost | 18.07 $/year | 18.07 $/year | |
| Annual commercial energy cost | 65.7 $/year | 65.7 $/year | |
| Performance per watt | 2.2 pt/W | 2.16 pt/W | |
| Typical power consumption | 60.94W | 60.94W | |
bus | |||
| Clock speed | 2,200 MHz | 1,000 MHz | |
details | Opteron 8389 | vs | 8356 |
|---|---|---|---|
| Threads | 4 | 4 | |
| L2 cache | 2 MB | 2 MB | |
| L2 cache per core | 0.5 MB/core | 0.5 MB/core | |
| L3 cache | 6 MB | 2 MB | |
| L3 cache per core | 1.5 MB/core | 0.5 MB/core | |
| Manufacture process | 45 nm | 65 nm | |
| Max CPUs | 8 | 8 | |
| Clock multiplier | 14 | 11 | |
| Voltage range | 1.32 - UnknownV | 1 - UnknownV | |
| Operating temperature | 0 - 55°C | 0 - 55°C | |
overclocking | |||
| Overclocked clock speed | 2.9 GHz | 2.43 GHz | |
| Overclocked clock speed (Water) | 2.9 GHz | 2.3 GHz | |
| Overclocked clock speed (Air) | 2.9 GHz | 2.43 GHz | |
integrated graphics | |||
| GPU | None | None | |
| Label | N/A | N/A | |
| Latest DirectX | N/A | N/A | |
| Number of displays supported | N/A | N/A | |
| GPU clock speed | N/A | N/A | |
| Turbo clock speed | N/A | N/A | |
| 3DMark06 | N/A | N/A | |
 AMD Opteron 8389  Report a correction |  AMD Opteron 8356 Report a correction |
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