AMD EPYC 7643 | Intel Atom C2550 | |
CPU comparisonAMD EPYC 7643 or Intel Atom C2550 - 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 7643 has 48 cores with 96 threads and clocks with a maximum frequency of 3.60 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The AMD EPYC 7643 was released in Q1/2021. The Intel Atom C2550 has 4 cores with 4 threads and clocks with a maximum frequency of 2.60 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Atom C2550 was released in Q3/2013. |
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AMD EPYC (129) | Family | Intel Atom (108) |
AMD EPYC 7003 (29) | CPU group | Intel Atom C2000 (7) |
3 | Generation | 3 |
Milan (Zen 3) | Architecture | Avoton |
Desktop / Server | Segment | Desktop / Server |
AMD EPYC 7642 | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC 7643 has 48 CPU cores and can calculate 96 threads in parallel. The clock frequency of the AMD EPYC 7643 is 2.30 GHz (3.60 GHz) while the Intel Atom C2550 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Atom C2550 is at 2.40 GHz (2.60 GHz). |
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AMD EPYC 7643 | Characteristic | Intel Atom C2550 |
48 | Cores | 4 |
96 | Threads | 4 |
normal | Core architecture | normal |
Yes | Hyperthreading | No |
No | Overclocking ? | No |
2.30 GHz | Frequency | 2.40 GHz |
3.60 GHz | Turbo Frequency (1 Core) | 2.60 GHz |
3.40 GHz | Turbo Frequency (All Cores) | 2.60 GHz |
Memory & PCIeThe AMD EPYC 7643 can use up to 4096 GB of memory in 8 memory channels. The maximum memory bandwidth is 204.8 GB/s. The Intel Atom C2550 supports up to 64 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 25.6 GB/s. |
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AMD EPYC 7643 | Characteristic | Intel Atom C2550 |
DDR4-3200 | Memory | DDR3L-1600, DDR3-1600 |
4096 GB | Max. Memory | 64 GB |
8 (Octa Channel) | Memory channels | 2 (Dual Channel) |
204.8 GB/s | Max. Bandwidth | 25.6 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | -- |
256.00 MB | L3 Cache | 2.00 MB |
4.0 | PCIe version | 2.0 |
128 | PCIe lanes | 16 |
252.0 GB/s | PCIe Bandwidth | 8.0 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the AMD EPYC 7643 is 240 W, while the Intel Atom C2550 has a TDP of 14 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD EPYC 7643 | Characteristic | Intel Atom C2550 |
240 W | TDP (PL1 / PBP) | 14 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
225 W | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe AMD EPYC 7643 is manufactured in 7 nm and has 256.00 MB cache. The Intel Atom C2550 is manufactured in 22 nm and has a 2.00 MB cache. |
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AMD EPYC 7643 | Characteristic | Intel Atom C2550 |
7 nm | Technology | 22 nm |
Chiplet | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE4.1, SSE4.2 |
SP3 | Socket | BGA 1283 |
AMD-V, SVM | Virtualization | VT-x, VT-x EPT |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q1/2021 | Release date | Q3/2013 |
4995 $ | Release price | 74 $ |
show more data | show more data | |
AMD EPYC 7643
48C 96T @ 3.60 GHz |
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Intel Atom C2550
4C 4T @ 2.60 GHz |
AMD EPYC 7643
48C 96T @ 3.40 GHz |
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Intel Atom C2550
4C 4T @ 2.60 GHz |
AMD EPYC 7643
48C 96T @ 3.40 GHz |
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Intel Atom C2550
4C 4T @ 2.60 GHz |
AMD EPYC 7643
48C 96T @ 3.60 GHz |
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Intel Atom C2550
4C 4T @ 2.60 GHz |
AMD EPYC 7643
48C 96T @ 3.40 GHz |
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Intel Atom C2550
4C 4T @ 2.60 GHz |
Devices using this processor |
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AMD EPYC 7643 | Intel Atom C2550 |
Unknown | Unknown |