AMD EPYC 7663 | Intel Atom C3338R | |
CPU comparisonIn this CPU comparison, we compare the AMD EPYC 7663 and the Intel Atom C3338R and use benchmarks to check which processor is faster.
We compare the AMD EPYC 7663 56 core processor released in Q1/2021 with the Intel Atom C3338R which has 2 CPU cores and was introduced in Q2/2020. |
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AMD EPYC (129) | Family | Intel Atom (108) |
AMD EPYC 7003 (29) | CPU group | Intel Atom C3000 (20) |
3 | Generation | 5 |
Milan (Zen 3) | Architecture | Denverton |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC 7663 is a 56 core processor with a clock frequency of 2.00 GHz (3.50 GHz). The processor can compute 112 threads at the same time. The Intel Atom C3338R clocks with 1.80 GHz (2.20 GHz), has 2 CPU cores and can calculate 2 threads in parallel. |
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AMD EPYC 7663 | Characteristic | Intel Atom C3338R |
56 | Cores | 2 |
112 | Threads | 2 |
normal | Core architecture | normal |
Yes | Hyperthreading | No |
No | Overclocking ? | No |
2.00 GHz | Frequency | 1.80 GHz |
3.50 GHz | Turbo Frequency (1 Core) | 2.20 GHz |
3.00 GHz | Turbo Frequency (All Cores) | 2.00 GHz |
Memory & PCIeUp to 4096 GB of memory in a maximum of 8 memory channels is supported by the AMD EPYC 7663, while the Intel Atom C3338R supports a maximum of 128 GB of memory with a maximum memory bandwidth of 29.9 GB/s enabled. |
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AMD EPYC 7663 | Characteristic | Intel Atom C3338R |
DDR4-3200 | Memory | DDR4-1866 |
4096 GB | Max. Memory | 128 GB |
8 (Octa Channel) | Memory channels | 1 (Single Channel) |
204.8 GB/s | Max. Bandwidth | 29.9 GB/s |
Yes | ECC | Yes |
-- | L2 Cache | 4.00 MB |
256.00 MB | L3 Cache | -- |
4.0 | PCIe version | 3.0 |
128 | PCIe lanes | 10 |
252.0 GB/s | PCIe Bandwidth | 9.9 GB/s |
Thermal ManagementThe AMD EPYC 7663 has a TDP of 240 W. The TDP of the Intel Atom C3338R is 10.5 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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AMD EPYC 7663 | Characteristic | Intel Atom C3338R |
240 W | TDP (PL1 / PBP) | 10.5 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
225 W | TDP down | -- |
-- | Tjunction max. | 100 °C |
Technical detailsThe AMD EPYC 7663 has 256.00 MB cache and is manufactured in 7 nm. The cache of Intel Atom C3338R is at 4.00 MB. The processor is manufactured in 14 nm. |
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AMD EPYC 7663 | Characteristic | Intel Atom C3338R |
7 nm | Technology | 14 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 1310 |
AMD-V, SVM | Virtualization | VT-x, VT-x EPT, VT-d |
Yes | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q1/2021 | Release date | Q2/2020 |
6366 $ | Release price | 37 $ |
show more data | show more data | |
AMD EPYC 7663
56C 112T @ 3.50 GHz |
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Intel Atom C3338R
2C 2T @ 2.20 GHz |
AMD EPYC 7663
56C 112T @ 3.50 GHz |
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Intel Atom C3338R
2C 2T @ 2.20 GHz |
Devices using this processor |
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AMD EPYC 7663 | Intel Atom C3338R |
Unknown | Unknown |