AMD FX-8320 | AMD Phenom II X2 555 | |
CPU comparisonAMD FX-8320 or AMD Phenom II X2 555 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The AMD FX-8320 has 8 cores with 8 threads and clocks with a maximum frequency of 4.00 GHz. Up to GB of memory is supported in 2 memory channels. The AMD FX-8320 was released in Q4/2012. The AMD Phenom II X2 555 has 2 cores with 2 threads and clocks with a maximum frequency of 3.20 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD Phenom II X2 555 was released in Q2/2010. |
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AMD FX (30) | Family | AMD Phenom II (52) |
AMD FX-8000 (11) | CPU group | AMD Phenom II - 545 (9) |
2 | Generation | 2 |
Vishera (Bulldozer) | Architecture | Callisto (K10) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD FX-8320 is a 8 core processor with a clock frequency of 3.50 GHz (4.00 GHz). The AMD Phenom II X2 555 has 2 CPU cores with a clock frequency of 3.20 GHz. |
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AMD FX-8320 | Characteristic | AMD Phenom II X2 555 |
8 | Cores | 2 |
8 | Threads | 2 |
normal | Core architecture | normal |
No | Hyperthreading | No |
Yes | Overclocking ? | Yes |
3.50 GHz | Frequency | 3.20 GHz |
4.00 GHz | Turbo Frequency (1 Core) | -- |
3.75 GHz | Turbo Frequency (All Cores) | -- |
Memory & PCIeThe AMD FX-8320 supports a maximum of GB of memory in 2 memory channels. The AMD Phenom II X2 555 can connect up to GB of memory in 2 memory channels. |
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AMD FX-8320 | Characteristic | AMD Phenom II X2 555 |
DDR3-1866 | Memory | DDR3-1333, DDR2-1066 |
Max. Memory | ||
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
29.9 GB/s | Max. Bandwidth | 21.3 GB/s |
Yes | ECC | No |
-- | L2 Cache | -- |
8.00 MB | L3 Cache | 6.00 MB |
-- | PCIe version | -- |
-- | PCIe lanes | -- |
-- | PCIe Bandwidth | -- |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD FX-8320 has a TDP of 125 W, that of the AMD Phenom II X2 555 is 80 W. |
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AMD FX-8320 | Characteristic | AMD Phenom II X2 555 |
125 W | TDP (PL1 / PBP) | 80 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe AMD FX-8320 has a 8.00 MB cache, while the AMD Phenom II X2 555 cache has a total of 6.00 MB. |
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AMD FX-8320 | Characteristic | AMD Phenom II X2 555 |
32 nm | Technology | 45 nm |
Unknown | Chip design | Unknown |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX, FMA3, FMA4 | ISA extensions | SSE3, SSE4a |
AM3+ | Socket | AM3 |
AMD-V | Virtualization | AMD-V |
Yes | AES-NI | No |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q4/2012 | Release date | Q2/2010 |
125 $ | Release price | -- |
show more data | show more data | |
AMD FX-8320
8C 8T @ 4.00 GHz |
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AMD Phenom II X2 555
2C 2T @ 3.20 GHz |
AMD FX-8320
8C 8T @ 3.75 GHz |
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AMD Phenom II X2 555
2C 2T @ 3.20 GHz |
AMD FX-8320
8C 8T @ 3.75 GHz |
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AMD Phenom II X2 555
2C 2T @ 3.20 GHz |
AMD FX-8320
8C 8T @ 3.50 GHz |
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AMD Phenom II X2 555
2C 2T @ 3.20 GHz |
AMD FX-8320
8C 8T @ 4.00 GHz |
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AMD Phenom II X2 555
2C 2T @ 3.20 GHz |
AMD FX-8320
8C 8T @ 3.75 GHz |
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AMD Phenom II X2 555
2C 2T @ 3.20 GHz |
AMD FX-8320
8C 8T @ 4.00 GHz |
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AMD Phenom II X2 555
2C 2T @ 3.20 GHz |
AMD FX-8320
8C 8T @ 3.75 GHz |
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AMD Phenom II X2 555
2C 2T @ 3.20 GHz |
AMD FX-8320
8C 8T @ 3.75 GHz |
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AMD Phenom II X2 555
2C 2T @ 3.20 GHz |
Devices using this processor |
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AMD FX-8320 | AMD Phenom II X2 555 |
Unknown | Unknown |