AMD Athlon II X4 645 | AMD Ryzen 5 4500 | |
CPU comparisonAMD Athlon II X4 645 or AMD Ryzen 5 4500 - 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 Athlon II X4 645 has 4 cores with 4 threads and clocks with a maximum frequency of 3.10 GHz. Up to 16 GB of memory is supported in 2 memory channels. The AMD Athlon II X4 645 was released in Q3/2010. The AMD Ryzen 5 4500 has 6 cores with 12 threads and clocks with a maximum frequency of 4.10 GHz. The CPU supports up to 32 GB of memory in 2 memory channels. The AMD Ryzen 5 4500 was released in Q2/2022. |
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AMD Athlon II (52) | Family | AMD Ryzen 5 (86) |
AMD Athlon II X4 (Propus) (10) | CPU group | AMD Ryzen 4000G (22) |
1 | Generation | 3 |
Propus | Architecture | Renoir (Zen 2) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Athlon II X4 645 is a 4 core processor with a clock frequency of 3.10 GHz. The AMD Ryzen 5 4500 has 6 CPU cores with a clock frequency of 3.60 GHz (4.10 GHz). |
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AMD Athlon II X4 645 | Characteristic | AMD Ryzen 5 4500 |
4 | Cores | 6 |
4 | Threads | 12 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | Yes |
3.10 GHz | Frequency | 3.60 GHz |
-- | Turbo Frequency (1 Core) | 4.10 GHz |
-- | Turbo Frequency (All Cores) | -- |
Memory & PCIeThe AMD Athlon II X4 645 supports a maximum of 16 GB of memory in 2 memory channels. The AMD Ryzen 5 4500 can connect up to 32 GB of memory in 2 memory channels. |
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AMD Athlon II X4 645 | Characteristic | AMD Ryzen 5 4500 |
DDR3-1333 | Memory | DDR4-3200 |
16 GB | Max. Memory | 32 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
21.3 GB/s | Max. Bandwidth | 51.2 GB/s |
No | ECC | Yes |
2.00 MB | L2 Cache | 3.00 MB |
-- | L3 Cache | 8.00 MB |
2.0 | PCIe version | 3.0 |
-- | PCIe lanes | 12 |
-- | PCIe Bandwidth | 11.8 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Athlon II X4 645 has a TDP of 95 W, that of the AMD Ryzen 5 4500 is 65 W. |
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AMD Athlon II X4 645 | Characteristic | AMD Ryzen 5 4500 |
95 W | TDP (PL1 / PBP) | 65 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | 45 W |
-- | Tjunction max. | 100 °C |
Technical detailsThe AMD Athlon II X4 645 has a 2.00 MB cache, while the AMD Ryzen 5 4500 cache has a total of 11.00 MB. |
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AMD Athlon II X4 645 | Characteristic | AMD Ryzen 5 4500 |
45 nm | Technology | 7 nm |
Unknown | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
MMX, 3DNow!, SSE3, SSE4a | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
AM3 | Socket | AM4 (PGA 1331) |
AMD-V | Virtualization | AMD-V, SVM |
No | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Windows 11, Linux |
Q3/2010 | Release date | Q2/2022 |
-- | Release price | 129 $ |
show more data | show more data | |
AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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AMD Ryzen 5 4500
6C 12T @ 4.10 GHz |
AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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AMD Ryzen 5 4500
6C 12T @ 3.60 GHz |
AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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AMD Ryzen 5 4500
6C 12T @ 3.60 GHz |
AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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AMD Ryzen 5 4500
6C 12T @ 4.10 GHz |
AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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AMD Ryzen 5 4500
6C 12T @ 3.60 GHz |
AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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AMD Ryzen 5 4500
6C 12T @ 4.10 GHz |
AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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AMD Ryzen 5 4500
6C 12T @ 3.60 GHz |
AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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AMD Ryzen 5 4500
6C 12T @ 4.10 GHz |
AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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AMD Ryzen 5 4500
6C 12T @ 3.60 GHz |
AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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AMD Ryzen 5 4500
6C 12T @ 3.60 GHz |
Devices using this processor |
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AMD Athlon II X4 645 | AMD Ryzen 5 4500 |
Unknown | Unknown |