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AMD Athlon II X4 645 | Intel Core i9-7920X | |
CPU comparisonAMD Athlon II X4 645 or Intel Core i9-7920X - 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 Intel Core i9-7920X has 12 cores with 24 threads and clocks with a maximum frequency of 4.30 GHz. The CPU supports up to 128 GB of memory in 4 memory channels. The Intel Core i9-7920X was released in Q3/2017. |
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AMD Athlon II (52) | Family | Intel Core i9 (78) |
AMD Athlon II X4 (Propus) (10) | CPU group | Intel Core i 7000X (9) |
1 | Generation | 7 |
Propus | Architecture | Skylake X |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | Intel Core i9-9920X |
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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 Intel Core i9-7920X has 12 CPU cores with a clock frequency of 2.90 GHz (4.30 GHz). |
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AMD Athlon II X4 645 | Characteristic | Intel Core i9-7920X |
4 | Cores | 12 |
4 | Threads | 24 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | Yes |
3.10 GHz | Frequency | 2.90 GHz |
-- | Turbo Frequency (1 Core) | 4.30 GHz |
-- | Turbo Frequency (All Cores) | 3.70 GHz |
Memory & PCIeThe AMD Athlon II X4 645 supports a maximum of 16 GB of memory in 2 memory channels. The Intel Core i9-7920X can connect up to 128 GB of memory in 4 memory channels. |
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AMD Athlon II X4 645 | Characteristic | Intel Core i9-7920X |
DDR3-1333 | Memory | DDR4-2666 |
16 GB | Max. Memory | 128 GB |
2 (Dual Channel) | Memory channels | 4 (Quad Channel) |
21.3 GB/s | Max. Bandwidth | 85.4 GB/s |
No | ECC | No |
2.00 MB | L2 Cache | -- |
-- | L3 Cache | 16.00 MB |
2.0 | PCIe version | 3.0 |
-- | PCIe lanes | 44 |
-- | PCIe Bandwidth | 43.3 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 Intel Core i9-7920X is 165 W. |
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AMD Athlon II X4 645 | Characteristic | Intel Core i9-7920X |
95 W | TDP (PL1 / PBP) | 165 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe AMD Athlon II X4 645 has a 2.00 MB cache, while the Intel Core i9-7920X cache has a total of 16.00 MB. |
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AMD Athlon II X4 645 | Characteristic | Intel Core i9-7920X |
45 nm | Technology | 14 nm |
Unknown | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
MMX, 3DNow!, SSE3, SSE4a | ISA extensions | SSE4.1, SSE4.2, AVX2, AVX-512 |
AM3 | Socket | LGA 2066 |
AMD-V | Virtualization | VT-x, VT-x EPT, VT-d |
No | AES-NI | Yes |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q3/2010 | Release date | Q3/2017 |
-- | Release price | 1189 $ |
show more data | show more data | |
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AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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Intel Core i9-7920X
12C 24T @ 4.30 GHz |
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AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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Intel Core i9-7920X
12C 24T @ 3.70 GHz |
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AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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Intel Core i9-7920X
12C 24T @ 3.70 GHz |
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AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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Intel Core i9-7920X
12C 24T @ 2.90 GHz |
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AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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Intel Core i9-7920X
12C 24T @ 4.30 GHz |
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AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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Intel Core i9-7920X
12C 24T @ 3.70 GHz |
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AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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Intel Core i9-7920X
12C 24T @ 4.30 GHz |
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AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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Intel Core i9-7920X
12C 24T @ 3.70 GHz |
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AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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Intel Core i9-7920X
12C 24T @ 4.30 GHz |
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AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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Intel Core i9-7920X
12C 24T @ 3.70 GHz |
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AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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Intel Core i9-7920X
12C 24T @ 3.70 GHz |
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AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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Intel Core i9-7920X
12C 24T @ 4.30 GHz |
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AMD Athlon II X4 645
4C 4T @ 3.10 GHz |
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Intel Core i9-7920X
12C 24T @ 3.70 GHz |
Devices using this processor |
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AMD Athlon II X4 645 | Intel Core i9-7920X |
Unknown | Unknown |