AMD Phenom II X4 940 vs Intel Core 2 Extreme QX6850
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CPU comparison with benchmarks
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| AMD Phenom II X4 940 | Intel Core 2 Extreme QX6850 | |
CPU comparisonAMD Phenom II X4 940 or Intel Core 2 Extreme QX6850 - 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 Phenom II X4 940 has 4 cores with 4 threads and clocks with a maximum frequency of 3.00 GHz. Up to GB of memory is supported in 2 memory channels. The AMD Phenom II X4 940 was released in Q1/2009. The Intel Core 2 Extreme QX6850 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 Intel Core 2 Extreme QX6850 was released in Q3/2007. |
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| AMD Phenom II (52) | Family | Intel Core2 Extreme (7) |
| AMD Phenom II - 800/900 (23) | CPU group | Intel Core 2 Extreme QX6000 (3) |
| 4 | Generation | 1 |
| Deneb (K10) | Architecture | Kentsfield (Core) |
| Desktop / Server | Segment | Desktop / Server |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Phenom II X4 940 has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the AMD Phenom II X4 940 is 3.00 GHz while the Intel Core 2 Extreme QX6850 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Core 2 Extreme QX6850 is at 3.00 GHz. |
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| AMD Phenom II X4 940 | Characteristic | Intel Core 2 Extreme QX6850 |
| 4 | Cores | 4 |
| 4 | Threads | 4 |
| normal | Core architecture | normal |
| No | Hyperthreading | No |
| Yes | Overclocking ? | Yes |
| 3.00 GHz | Frequency | 3.00 GHz |
| -- | Turbo Frequency (1 Core) | -- |
| -- | Turbo Frequency (All Cores) | -- |
Memory & PCIeThe AMD Phenom II X4 940 can use up to GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The Intel Core 2 Extreme QX6850 supports up to 16 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 17.1 GB/s. |
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| AMD Phenom II X4 940 | Characteristic | Intel Core 2 Extreme QX6850 |
| DDR3-1333, DDR2-1066 | Memory | DDR3-1066, DDR2-800 |
| Max. Memory | 16 GB | |
| 2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
| 21.3 GB/s | Max. Bandwidth | 17.1 GB/s |
| No | ECC | No |
| -- | L2 Cache | 8.00 MB |
| 6.00 MB | L3 Cache | -- |
| -- | PCIe version | -- |
| -- | PCIe lanes | -- |
| -- | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the AMD Phenom II X4 940 is 125 W, while the Intel Core 2 Extreme QX6850 has a TDP of 130 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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| AMD Phenom II X4 940 | Characteristic | Intel Core 2 Extreme QX6850 |
| 125 W | TDP (PL1 / PBP) | 130 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | -- |
| -- | Tjunction max. | -- |
Technical detailsThe AMD Phenom II X4 940 is manufactured in 45 nm and has 6.00 MB cache. The Intel Core 2 Extreme QX6850 is manufactured in 65 nm and has a 8.00 MB cache. |
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| AMD Phenom II X4 940 | Characteristic | Intel Core 2 Extreme QX6850 |
| 45 nm | Technology | 65 nm |
| Unknown | Chip design | Monolithic |
| x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
| SSE3, SSE4a | ISA extensions | MMX, SSE2, SSE3 |
| AM2+ | Socket | LGA 775 |
| AMD-V | Virtualization | VT-x |
| No | AES-NI | No |
| Windows 10, Linux | Operating systems | Windows 10, Linux |
| Q1/2009 | Release date | Q3/2007 |
| -- | Release price | -- |
| show more data | show more data | |
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Rate these processors
Average performance in benchmarks
⌀ Single core performance in 1 CPU benchmarks
⌀ Multi core performance in 2 CPU benchmarks
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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AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Intel Core 2 Extreme QX6850
4C 4T @ 3.00 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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AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Intel Core 2 Extreme QX6850
4C 4T @ 3.00 GHz |
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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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AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Intel Core 2 Extreme QX6850
4C 4T @ 3.00 GHz |
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Cinebench R20 (Single-Core)
Cinebench R20 is the successor of Cinebench R15 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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AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Intel Core 2 Extreme QX6850
4C 4T @ 3.00 GHz |
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Cinebench R20 (Multi-Core)
Cinebench R20 is the successor of Cinebench R15 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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AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Intel Core 2 Extreme QX6850
4C 4T @ 3.00 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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AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Intel Core 2 Extreme QX6850
4C 4T @ 3.00 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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AMD Phenom II X4 940
4C 4T @ 3.00 GHz |
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Intel Core 2 Extreme QX6850
4C 4T @ 3.00 GHz |
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Devices using this processor |
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| AMD Phenom II X4 940 | Intel Core 2 Extreme QX6850 |
| Unknown | Unknown |
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