AMD EPYC 7551P | AMD Phenom II X2 545 | |
CPU comparisonAMD EPYC 7551P or AMD Phenom II X2 545 - 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 EPYC 7551P has 32 cores with 64 threads and clocks with a maximum frequency of 3.00 GHz. Up to GB of memory is supported in 8 memory channels. The AMD EPYC 7551P was released in Q3/2017. The AMD Phenom II X2 545 has 2 cores with 2 threads and clocks with a maximum frequency of 3.00 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD Phenom II X2 545 was released in Q2/2009. |
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AMD EPYC (129) | Family | AMD Phenom II (52) |
AMD EPYC 7001 (12) | CPU group | AMD Phenom II - 545 (9) |
1 | Generation | 2 |
Naples (Zen) | Architecture | Callisto (K10) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC 7551P is a 32 core processor with a clock frequency of 2.00 GHz (3.00 GHz). The AMD Phenom II X2 545 has 2 CPU cores with a clock frequency of 3.00 GHz. |
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AMD EPYC 7551P | Characteristic | AMD Phenom II X2 545 |
32 | Cores | 2 |
64 | Threads | 2 |
normal | Core architecture | normal |
Yes | Hyperthreading | No |
No | Overclocking ? | Yes |
2.00 GHz | Frequency | 3.00 GHz |
3.00 GHz | Turbo Frequency (1 Core) | -- |
2.55 GHz | Turbo Frequency (All Cores) | -- |
Memory & PCIeThe AMD EPYC 7551P supports a maximum of GB of memory in 8 memory channels. The AMD Phenom II X2 545 can connect up to GB of memory in 2 memory channels. |
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AMD EPYC 7551P | Characteristic | AMD Phenom II X2 545 |
DDR4-2666 | Memory | DDR3-1333, DDR2-1066 |
Max. Memory | ||
8 (Octa Channel) | Memory channels | 2 (Dual Channel) |
170.6 GB/s | Max. Bandwidth | 21.3 GB/s |
Yes | ECC | No |
-- | L2 Cache | -- |
64.00 MB | L3 Cache | 6.00 MB |
3.0 | PCIe version | -- |
128 | PCIe lanes | -- |
126.1 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD EPYC 7551P has a TDP of 180 W, that of the AMD Phenom II X2 545 is 80 W. |
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AMD EPYC 7551P | Characteristic | AMD Phenom II X2 545 |
180 W | TDP (PL1 / PBP) | 80 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe AMD EPYC 7551P has a 64.00 MB cache, while the AMD Phenom II X2 545 cache has a total of 6.00 MB. |
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AMD EPYC 7551P | Characteristic | AMD Phenom II X2 545 |
14 nm | Technology | 45 nm |
Chiplet | Chip design | Unknown |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE3, SSE4a |
SP3 | Socket | AM3 |
AMD-V, SVM | Virtualization | AMD-V |
Yes | AES-NI | No |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q3/2017 | Release date | Q2/2009 |
2750 $ | Release price | 65 $ |
show more data | show more data | |
AMD EPYC 7551P
32C 64T @ 3.00 GHz |
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AMD Phenom II X2 545
2C 2T @ 3.00 GHz |
AMD EPYC 7551P
32C 64T @ 2.55 GHz |
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AMD Phenom II X2 545
2C 2T @ 3.00 GHz |
AMD EPYC 7551P
32C 64T @ 2.55 GHz |
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AMD Phenom II X2 545
2C 2T @ 3.00 GHz |
AMD EPYC 7551P
32C 64T @ 3.00 GHz |
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AMD Phenom II X2 545
2C 2T @ 3.00 GHz |
AMD EPYC 7551P
32C 64T @ 2.55 GHz |
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AMD Phenom II X2 545
2C 2T @ 3.00 GHz |
AMD EPYC 7551P
32C 64T @ 3.00 GHz |
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AMD Phenom II X2 545
2C 2T @ 3.00 GHz |
AMD EPYC 7551P
32C 64T @ 2.55 GHz |
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AMD Phenom II X2 545
2C 2T @ 3.00 GHz |
Devices using this processor |
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AMD EPYC 7551P | AMD Phenom II X2 545 |
Unknown | Unknown |