AMD Athlon II X2 245 | AMD Athlon II X4 640 | |
CPU comparisonAMD Athlon II X2 245 or AMD Athlon II X4 640 - 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 X2 245 has 2 cores with 2 threads and clocks with a maximum frequency of 2.90 GHz. Up to 16 GB of memory is supported in 2 memory channels. The AMD Athlon II X2 245 was released in Q3/2009. The AMD Athlon II X4 640 has 4 cores with 4 threads and clocks with a maximum frequency of 3.00 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The AMD Athlon II X4 640 was released in Q2/2010. |
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AMD Athlon II (52) | Family | AMD Athlon II (52) |
AMD Athlon II X2 (Propus) (18) | CPU group | AMD Athlon II X4 (Propus) (10) |
1 | Generation | 1 |
Propus | Architecture | Propus |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | AMD Athlon II X4 740 |
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CPU Cores and Base FrequencyThe AMD Athlon II X2 245 is a 2 core processor with a clock frequency of 2.90 GHz. The AMD Athlon II X4 640 has 4 CPU cores with a clock frequency of 3.00 GHz. |
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AMD Athlon II X2 245 | Characteristic | AMD Athlon II X4 640 |
2 | Cores | 4 |
2 | Threads | 4 |
normal | Core architecture | normal |
No | Hyperthreading | No |
No | Overclocking ? | No |
2.90 GHz | Frequency | 3.00 GHz |
-- | Turbo Frequency (1 Core) | -- |
-- | Turbo Frequency (All Cores) | -- |
Memory & PCIeThe AMD Athlon II X2 245 supports a maximum of 16 GB of memory in 2 memory channels. The AMD Athlon II X4 640 can connect up to 16 GB of memory in 2 memory channels. |
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AMD Athlon II X2 245 | Characteristic | AMD Athlon II X4 640 |
DDR3-1333 | Memory | DDR3-1333 |
16 GB | Max. Memory | 16 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
21.3 GB/s | Max. Bandwidth | 21.3 GB/s |
No | ECC | No |
2.00 MB | L2 Cache | 2.00 MB |
-- | L3 Cache | -- |
2.0 | PCIe version | 2.0 |
-- | PCIe lanes | -- |
-- | PCIe Bandwidth | -- |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Athlon II X2 245 has a TDP of 65 W, that of the AMD Athlon II X4 640 is 95 W. |
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AMD Athlon II X2 245 | Characteristic | AMD Athlon II X4 640 |
65 W | TDP (PL1 / PBP) | 95 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe AMD Athlon II X2 245 has a 2.00 MB cache, while the AMD Athlon II X4 640 cache has a total of 2.00 MB. |
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AMD Athlon II X2 245 | Characteristic | AMD Athlon II X4 640 |
45 nm | Technology | 45 nm |
Unknown | Chip design | Unknown |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
MMX, 3DNow!, SSE3, SSE4a | ISA extensions | MMX, 3DNow!, SSE3, SSE4a |
AM3 | Socket | AM3 |
AMD-V | Virtualization | AMD-V |
No | AES-NI | No |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q3/2009 | Release date | Q2/2010 |
-- | Release price | -- |
show more data | show more data | |
AMD Athlon II X2 245
2C 2T @ 2.90 GHz |
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AMD Athlon II X4 640
4C 4T @ 3.00 GHz |
AMD Athlon II X2 245
2C 2T @ 2.90 GHz |
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AMD Athlon II X4 640
4C 4T @ 3.00 GHz |
AMD Athlon II X2 245
2C 2T @ 2.90 GHz |
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AMD Athlon II X4 640
4C 4T @ 3.00 GHz |
AMD Athlon II X2 245
2C 2T @ 2.90 GHz |
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AMD Athlon II X4 640
4C 4T @ 3.00 GHz |
AMD Athlon II X2 245
2C 2T @ 2.90 GHz |
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AMD Athlon II X4 640
4C 4T @ 3.00 GHz |
AMD Athlon II X2 245
2C 2T @ 2.90 GHz |
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AMD Athlon II X4 640
4C 4T @ 3.00 GHz |
AMD Athlon II X2 245
2C 2T @ 2.90 GHz |
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AMD Athlon II X4 640
4C 4T @ 3.00 GHz |
AMD Athlon II X2 245
2C 2T @ 2.90 GHz |
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AMD Athlon II X4 640
4C 4T @ 3.00 GHz |
AMD Athlon II X2 245
2C 2T @ 2.90 GHz |
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AMD Athlon II X4 640
4C 4T @ 3.00 GHz |
AMD Athlon II X2 245
2C 2T @ 2.90 GHz |
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AMD Athlon II X4 640
4C 4T @ 3.00 GHz |
Devices using this processor |
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AMD Athlon II X2 245 | AMD Athlon II X4 640 |
Unknown | Unknown |