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AMD Phenom II X2 B57 | AMD EPYC 7643 | |
CPU comparisonAMD Phenom II X2 B57 or AMD EPYC 7643 - 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 Phenom II X2 B57 has 2 cores with 2 threads and clocks with a maximum frequency of 3.20 GHz. Up to GB of memory is supported in 2 memory channels. The AMD Phenom II X2 B57 was released in Q2/2010. The AMD EPYC 7643 has 48 cores with 96 threads and clocks with a maximum frequency of 3.60 GHz. The CPU supports up to 4096 GB of memory in 8 memory channels. The AMD EPYC 7643 was released in Q1/2021. |
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AMD Phenom II (52) | Family | AMD EPYC (129) |
AMD Phenom II - 545 (9) | CPU group | AMD EPYC 7003 (29) |
2 | Generation | 3 |
Callisto (K10) | Architecture | Milan (Zen 3) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | AMD EPYC 7642 |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Phenom II X2 B57 is a 2 core processor with a clock frequency of 3.20 GHz. The AMD EPYC 7643 has 48 CPU cores with a clock frequency of 2.30 GHz (3.60 GHz). |
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AMD Phenom II X2 B57 | Characteristic | AMD EPYC 7643 |
2 | Cores | 48 |
2 | Threads | 96 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
Yes | Overclocking ? | No |
3.20 GHz | Frequency | 2.30 GHz |
-- | Turbo Frequency (1 Core) | 3.60 GHz |
-- | Turbo Frequency (All Cores) | 3.40 GHz |
Memory & PCIeThe AMD Phenom II X2 B57 supports a maximum of GB of memory in 2 memory channels. The AMD EPYC 7643 can connect up to 4096 GB of memory in 8 memory channels. |
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AMD Phenom II X2 B57 | Characteristic | AMD EPYC 7643 |
DDR3-1333, DDR2-1066 | Memory | DDR4-3200 |
Max. Memory | 4096 GB | |
2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
21.3 GB/s | Max. Bandwidth | 204.8 GB/s |
No | ECC | Yes |
-- | L2 Cache | -- |
6.00 MB | L3 Cache | 256.00 MB |
-- | PCIe version | 4.0 |
-- | PCIe lanes | 128 |
-- | PCIe Bandwidth | 252.0 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Phenom II X2 B57 has a TDP of 80 W, that of the AMD EPYC 7643 is 240 W. |
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AMD Phenom II X2 B57 | Characteristic | AMD EPYC 7643 |
80 W | TDP (PL1 / PBP) | 240 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | 225 W |
-- | Tjunction max. | -- |
Technical detailsThe AMD Phenom II X2 B57 has a 6.00 MB cache, while the AMD EPYC 7643 cache has a total of 256.00 MB. |
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AMD Phenom II X2 B57 | Characteristic | AMD EPYC 7643 |
45 nm | Technology | 7 nm |
Unknown | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE3, SSE4a | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
AM3 | Socket | SP3 |
AMD-V | Virtualization | AMD-V, SVM |
No | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q2/2010 | Release date | Q1/2021 |
-- | Release price | 4995 $ |
show more data | show more data | |
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AMD Phenom II X2 B57
2C 2T @ 3.20 GHz |
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AMD EPYC 7643
48C 96T @ 3.40 GHz |
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AMD Phenom II X2 B57
2C 2T @ 3.20 GHz |
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AMD EPYC 7643
48C 96T @ 3.60 GHz |
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AMD Phenom II X2 B57
2C 2T @ 3.20 GHz |
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AMD EPYC 7643
48C 96T @ 3.40 GHz |
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AMD Phenom II X2 B57
2C 2T @ 3.20 GHz |
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AMD EPYC 7643
48C 96T @ 3.60 GHz |
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AMD Phenom II X2 B57
2C 2T @ 3.20 GHz |
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AMD EPYC 7643
48C 96T @ 3.40 GHz |
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AMD Phenom II X2 B57
2C 2T @ 3.20 GHz |
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AMD EPYC 7643
48C 96T @ 3.60 GHz |
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AMD Phenom II X2 B57
2C 2T @ 3.20 GHz |
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AMD EPYC 7643
48C 96T @ 3.40 GHz |
Devices using this processor |
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AMD Phenom II X2 B57 | AMD EPYC 7643 |
Unknown | Unknown |