Intel Core 2 Extreme QX6800 vs AMD Phenom II X2 511
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CPU comparison with benchmarks
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| Intel Core 2 Extreme QX6800 | AMD Phenom II X2 511 | |
CPU comparisonIntel Core 2 Extreme QX6800 or AMD Phenom II X2 511 - 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 Intel Core 2 Extreme QX6800 has 4 cores with 4 threads and clocks with a maximum frequency of 2.93 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Core 2 Extreme QX6800 was released in Q2/2007. The AMD Phenom II X2 511 has 2 cores with 2 threads and clocks with a maximum frequency of 3.40 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD Phenom II X2 511 was released in Q1/2011. |
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| Intel Core2 Extreme (7) | Family | AMD Phenom II (52) |
| Intel Core 2 Extreme QX6000 (3) | CPU group | AMD Phenom II - 500 (2) |
| 1 | Generation | 1 |
| Kentsfield (Core) | Architecture | Regor (K10) |
| Desktop / Server | Segment | Desktop / Server |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core 2 Extreme QX6800 is a 4 core processor with a clock frequency of 2.93 GHz. The AMD Phenom II X2 511 has 2 CPU cores with a clock frequency of 3.40 GHz. |
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| Intel Core 2 Extreme QX6800 | Characteristic | AMD Phenom II X2 511 |
| 4 | Cores | 2 |
| 4 | Threads | 2 |
| normal | Core architecture | normal |
| No | Hyperthreading | No |
| Yes | Overclocking ? | Yes |
| 2.93 GHz | Frequency | 3.40 GHz |
| -- | Turbo Frequency (1 Core) | -- |
| -- | Turbo Frequency (All Cores) | -- |
Memory & PCIeThe Intel Core 2 Extreme QX6800 supports a maximum of 16 GB of memory in 2 memory channels. The AMD Phenom II X2 511 can connect up to GB of memory in 2 memory channels. |
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| Intel Core 2 Extreme QX6800 | Characteristic | AMD Phenom II X2 511 |
| DDR3-1066, DDR2-800 | Memory | DDR3-1333, DDR2-1066 |
| 16 GB | Max. Memory | |
| 2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
| 17.1 GB/s | Max. Bandwidth | 21.3 GB/s |
| No | ECC | No |
| 8.00 MB | L2 Cache | -- |
| -- | L3 Cache | 2.00 MB |
| -- | PCIe version | -- |
| -- | PCIe lanes | -- |
| -- | PCIe Bandwidth | -- |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core 2 Extreme QX6800 has a TDP of 130 W, that of the AMD Phenom II X2 511 is 65 W. |
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| Intel Core 2 Extreme QX6800 | Characteristic | AMD Phenom II X2 511 |
| 130 W | TDP (PL1 / PBP) | 65 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | -- |
| -- | Tjunction max. | -- |
Technical detailsThe Intel Core 2 Extreme QX6800 has a 8.00 MB cache, while the AMD Phenom II X2 511 cache has a total of 2.00 MB. |
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| Intel Core 2 Extreme QX6800 | Characteristic | AMD Phenom II X2 511 |
| 65 nm | Technology | 45 nm |
| Monolithic | Chip design | Unknown |
| x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
| MMX, SSE2, SSE3 | ISA extensions | SSE3, SSE4a |
| LGA 775 | Socket | AM3 |
| VT-x | Virtualization | AMD-V |
| No | AES-NI | No |
| Windows 10, Linux | Operating systems | Windows 10, Linux |
| Q2/2007 | Release date | Q1/2011 |
| -- | Release price | -- |
| show more data | show more data | |
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2C 2T @ 3.40 GHz buy now on Amazon and save!
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Average performance in benchmarks
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⌀ Multi core performance in 1 CPU benchmarks
Estimated results for PassMark CPU Mark
Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
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Intel Core 2 Extreme QX6800
4C 4T @ 2.93 GHz |
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AMD Phenom II X2 511
2C 2T @ 3.40 GHz |
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Geekbench 5, 64bit (Single-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
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Intel Core 2 Extreme QX6800
4C 4T @ 2.93 GHz |
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AMD Phenom II X2 511
2C 2T @ 3.40 GHz |
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Geekbench 5, 64bit (Multi-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
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Intel Core 2 Extreme QX6800
4C 4T @ 2.93 GHz |
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AMD Phenom II X2 511
2C 2T @ 3.40 GHz |
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Cinebench R15 (Single-Core)
Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
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Intel Core 2 Extreme QX6800
4C 4T @ 2.93 GHz |
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AMD Phenom II X2 511
2C 2T @ 3.40 GHz |
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Cinebench R15 (Multi-Core)
Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
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Intel Core 2 Extreme QX6800
4C 4T @ 2.93 GHz |
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AMD Phenom II X2 511
2C 2T @ 3.40 GHz |
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Devices using this processor |
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| Intel Core 2 Extreme QX6800 | AMD Phenom II X2 511 |
| Unknown | Unknown |
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