Intel Core 2 Quad Q9550 | AMD Athlon II X4 651 | |
CPU comparisonIn this CPU comparison, we compare the Intel Core 2 Quad Q9550 and the AMD Athlon II X4 651 and use benchmarks to check which processor is faster.
We compare the Intel Core 2 Quad Q9550 4 core processor released in Q1/2008 with the AMD Athlon II X4 651 which has 4 CPU cores and was introduced in Q4/2011. |
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Intel Core2 Quad (19) | Family | AMD Athlon II (52) |
Intel Core 2 Quad Q8000/Q9000 (16) | CPU group | AMD Athlon II X4 (Llano) (5) |
2 | Generation | 2 |
Yorkfield (Penryn) | Architecture | Llano |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core 2 Quad Q9550 is a 4 core processor with a clock frequency of 2.83 GHz. The processor can compute 4 threads at the same time. The AMD Athlon II X4 651 clocks with 3.00 GHz, has 4 CPU cores and can calculate 4 threads in parallel. |
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Intel Core 2 Quad Q9550 | Characteristic | AMD Athlon II X4 651 |
4 | Cores | 4 |
4 | Threads | 4 |
normal | Core architecture | normal |
No | Hyperthreading | No |
No | Overclocking ? | No |
2.83 GHz | Frequency | 3.00 GHz |
-- | Turbo Frequency (1 Core) | -- |
-- | Turbo Frequency (All Cores) | -- |
Memory & PCIeUp to 16 GB of memory in a maximum of 2 memory channels is supported by the Intel Core 2 Quad Q9550, while the AMD Athlon II X4 651 supports a maximum of 16 GB of memory with a maximum memory bandwidth of 21.3 GB/s enabled. |
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Intel Core 2 Quad Q9550 | Characteristic | AMD Athlon II X4 651 |
DDR3-1066, DDR2-800 | Memory | DDR3-1333 |
16 GB | Max. Memory | 16 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
17.1 GB/s | Max. Bandwidth | 21.3 GB/s |
No | ECC | No |
12.00 MB | L2 Cache | 4.00 MB |
-- | L3 Cache | -- |
-- | PCIe version | 2.0 |
-- | PCIe lanes | -- |
-- | PCIe Bandwidth | -- |
Thermal ManagementThe Intel Core 2 Quad Q9550 has a TDP of 95 W. The TDP of the AMD Athlon II X4 651 is 100 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Intel Core 2 Quad Q9550 | Characteristic | AMD Athlon II X4 651 |
95 W | TDP (PL1 / PBP) | 100 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Intel Core 2 Quad Q9550 has 12.00 MB cache and is manufactured in 45 nm. The cache of AMD Athlon II X4 651 is at 4.00 MB. The processor is manufactured in 32 nm. |
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Intel Core 2 Quad Q9550 | Characteristic | AMD Athlon II X4 651 |
45 nm | Technology | 32 nm |
Monolithic | Chip design | Unknown |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
MMX, SSE2, SSE3, SSE4.1 | ISA extensions | MMX, 3DNow!, SSE3, SSE4a |
LGA 775 | Socket | FM1 |
VT-x, VT-d | Virtualization | AMD-V |
No | AES-NI | No |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q1/2008 | Release date | Q4/2011 |
-- | Release price | -- |
show more data | show more data | |
Intel Core 2 Quad Q9550
4C 4T @ 2.83 GHz |
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AMD Athlon II X4 651
4C 4T @ 3.00 GHz |
Intel Core 2 Quad Q9550
4C 4T @ 2.83 GHz |
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AMD Athlon II X4 651
4C 4T @ 3.00 GHz |
Intel Core 2 Quad Q9550
4C 4T @ 2.83 GHz |
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AMD Athlon II X4 651
4C 4T @ 3.00 GHz |
Intel Core 2 Quad Q9550
4C 4T @ 2.83 GHz |
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AMD Athlon II X4 651
4C 4T @ 3.00 GHz |
Intel Core 2 Quad Q9550
4C 4T @ 2.83 GHz |
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AMD Athlon II X4 651
4C 4T @ 3.00 GHz |
Intel Core 2 Quad Q9550
4C 4T @ 2.83 GHz |
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AMD Athlon II X4 651
4C 4T @ 3.00 GHz |
Intel Core 2 Quad Q9550
4C 4T @ 2.83 GHz |
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AMD Athlon II X4 651
4C 4T @ 3.00 GHz |
Devices using this processor |
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Intel Core 2 Quad Q9550 | AMD Athlon II X4 651 |
Unknown | Unknown |