AMD EPYC Embedded 3251 | AMD Athlon II X4 620 | |
CPU comparisonAMD EPYC Embedded 3251 or AMD Athlon II X4 620 - 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 Embedded 3251 has 8 cores with 16 threads and clocks with a maximum frequency of 3.10 GHz. Up to GB of memory is supported in 2 memory channels. The AMD EPYC Embedded 3251 was released in Q1/2018. The AMD Athlon II X4 620 has 4 cores with 4 threads and clocks with a maximum frequency of 2.60 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The AMD Athlon II X4 620 was released in Q3/2009. |
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AMD EPYC (129) | Family | AMD Athlon II (52) |
AMD EPYC Embedded 3000 (7) | CPU group | AMD Athlon II X4 (Propus) (10) |
1 | Generation | 1 |
Snowy Owl (Zen) | Architecture | Propus |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC Embedded 3251 has 8 CPU cores and can calculate 16 threads in parallel. The clock frequency of the AMD EPYC Embedded 3251 is 2.50 GHz (3.10 GHz) while the AMD Athlon II X4 620 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the AMD Athlon II X4 620 is at 2.60 GHz. |
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AMD EPYC Embedded 3251 | Characteristic | AMD Athlon II X4 620 |
8 | Cores | 4 |
16 | Threads | 4 |
normal | Core architecture | normal |
Yes | Hyperthreading | No |
Yes | Overclocking ? | No |
2.50 GHz | Frequency | 2.60 GHz |
3.10 GHz | Turbo Frequency (1 Core) | -- |
-- | Turbo Frequency (All Cores) | -- |
Memory & PCIeThe AMD EPYC Embedded 3251 can use up to GB of memory in 2 memory channels. The maximum memory bandwidth is 42.7 GB/s. The AMD Athlon II X4 620 supports up to 16 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s. |
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AMD EPYC Embedded 3251 | Characteristic | AMD Athlon II X4 620 |
DDR4-2666 | Memory | DDR3-1333 |
Max. Memory | 16 GB | |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
42.7 GB/s | Max. Bandwidth | 21.3 GB/s |
Yes | ECC | No |
4.00 MB | L2 Cache | 2.00 MB |
16.00 MB | L3 Cache | -- |
3.0 | PCIe version | 2.0 |
32 | PCIe lanes | -- |
31.5 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the AMD EPYC Embedded 3251 is 55 W, while the AMD Athlon II X4 620 has a TDP of 95 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD EPYC Embedded 3251 | Characteristic | AMD Athlon II X4 620 |
55 W | TDP (PL1 / PBP) | 95 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
105 °C | Tjunction max. | -- |
Technical detailsThe AMD EPYC Embedded 3251 is manufactured in 14 nm and has 20.00 MB cache. The AMD Athlon II X4 620 is manufactured in 45 nm and has a 2.00 MB cache. |
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AMD EPYC Embedded 3251 | Characteristic | AMD Athlon II X4 620 |
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 | MMX, 3DNow!, SSE3, SSE4a |
SP4r2 | Socket | AM3 |
AMD-V, SVM | Virtualization | AMD-V |
Yes | AES-NI | No |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q1/2018 | Release date | Q3/2009 |
-- | Release price | -- |
show more data | show more data | |
AMD EPYC Embedded 3251
8C 16T @ 2.50 GHz |
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AMD Athlon II X4 620
4C 4T @ 2.60 GHz |
AMD EPYC Embedded 3251
8C 16T @ 3.10 GHz |
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AMD Athlon II X4 620
4C 4T @ 2.60 GHz |
AMD EPYC Embedded 3251
8C 16T @ 2.50 GHz |
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AMD Athlon II X4 620
4C 4T @ 2.60 GHz |
AMD EPYC Embedded 3251
8C 16T @ 3.10 GHz |
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AMD Athlon II X4 620
4C 4T @ 2.60 GHz |
AMD EPYC Embedded 3251
8C 16T @ 2.50 GHz |
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AMD Athlon II X4 620
4C 4T @ 2.60 GHz |
AMD EPYC Embedded 3251
8C 16T @ 3.10 GHz |
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AMD Athlon II X4 620
4C 4T @ 2.60 GHz |
AMD EPYC Embedded 3251
8C 16T @ 2.50 GHz |
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AMD Athlon II X4 620
4C 4T @ 2.60 GHz |
AMD EPYC Embedded 3251
8C 16T @ 3.10 GHz |
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AMD Athlon II X4 620
4C 4T @ 2.60 GHz |
AMD EPYC Embedded 3251
8C 16T @ 2.50 GHz |
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AMD Athlon II X4 620
4C 4T @ 2.60 GHz |
Devices using this processor |
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AMD EPYC Embedded 3251 | AMD Athlon II X4 620 |
Unknown | Unknown |