AMD Athlon II X4 651 vs Intel Xeon D-2766NT
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CPU comparison with benchmarks
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| AMD Athlon II X4 651 | Intel Xeon D-2766NT | |
CPU comparisonAMD Athlon II X4 651 or Intel Xeon D-2766NT - 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 651 has 4 cores with 4 threads and clocks with a maximum frequency of 3.00 GHz. Up to 16 GB of memory is supported in 2 memory channels. The AMD Athlon II X4 651 was released in Q4/2011. The Intel Xeon D-2766NT has 14 cores with 28 threads and clocks with a maximum frequency of 3.10 GHz. The CPU supports up to 1024 GB of memory in 4 memory channels. The Intel Xeon D-2766NT was released in Q1/2022. |
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| AMD Athlon II (52) | Family | Intel Xeon D (79) |
| AMD Athlon II X4 (Llano) (5) | CPU group | Intel Xeon D-2700 (16) |
| 2 | Generation | 4 |
| Llano | Architecture | Ice Lake |
| Desktop / Server | Segment | Desktop / Server |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Athlon II X4 651 has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the AMD Athlon II X4 651 is 3.00 GHz while the Intel Xeon D-2766NT has 14 CPU cores and 28 threads can calculate simultaneously. The clock frequency of the Intel Xeon D-2766NT is at 2.00 GHz (3.10 GHz). |
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| AMD Athlon II X4 651 | Characteristic | Intel Xeon D-2766NT |
| 4 | Cores | 14 |
| 4 | Threads | 28 |
| normal | Core architecture | normal |
| No | Hyperthreading | Yes |
| No | Overclocking ? | No |
| 3.00 GHz | Frequency | 2.00 GHz |
| -- | Turbo Frequency (1 Core) | 3.10 GHz |
| -- | Turbo Frequency (All Cores) | 2.50 GHz |
Memory & PCIeThe AMD Athlon II X4 651 can use up to 16 GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The Intel Xeon D-2766NT supports up to 1024 GB of memory in 4 memory channels and achieves a memory bandwidth of up to 85.4 GB/s. |
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| AMD Athlon II X4 651 | Characteristic | Intel Xeon D-2766NT |
| DDR3-1333 | Memory | DDR4-2666 |
| 16 GB | Max. Memory | 1024 GB |
| 2 (Dual Channel) | Memory channels | 4 (Quad Channel) |
| 21.3 GB/s | Max. Bandwidth | 85.4 GB/s |
| No | ECC | Yes |
| 4.00 MB | L2 Cache | 20.00 MB |
| -- | L3 Cache | -- |
| 2.0 | PCIe version | 4.0 |
| -- | PCIe lanes | 32 |
| -- | PCIe Bandwidth | 63.0 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the AMD Athlon II X4 651 is 100 W, while the Intel Xeon D-2766NT has a TDP of 97 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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| AMD Athlon II X4 651 | Characteristic | Intel Xeon D-2766NT |
| 100 W | TDP (PL1 / PBP) | 97 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | -- |
| -- | Tjunction max. | -- |
Technical detailsThe AMD Athlon II X4 651 is manufactured in 32 nm and has 4.00 MB cache. The Intel Xeon D-2766NT is manufactured in 10 nm and has a 20.00 MB cache. |
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| AMD Athlon II X4 651 | Characteristic | Intel Xeon D-2766NT |
| 32 nm | Technology | 10 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 |
| FM1 | Socket | BGA 2579 |
| AMD-V | Virtualization | VT-x, VT-x EPT, VT-d |
| No | AES-NI | Yes |
| Windows 10, Linux | Operating systems | Windows 10, Linux |
| Q4/2011 | Release date | Q1/2022 |
| -- | Release price | 1248 $ |
| show more data | show more data | |
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14C 28T @ 2.00 GHz (3.10 GHz) buy now on Amazon and save!
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Rate these processors
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 Athlon II X4 651
4C 4T @ 3.00 GHz |
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Intel Xeon D-2766NT
14C 28T @ 3.10 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 Athlon II X4 651
4C 4T @ 3.00 GHz |
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Intel Xeon D-2766NT
14C 28T @ 2.50 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 Athlon II X4 651
4C 4T @ 3.00 GHz |
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Intel Xeon D-2766NT
14C 28T @ 2.50 GHz |
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Devices using this processor |
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| AMD Athlon II X4 651 | Intel Xeon D-2766NT |
| Unknown | Unknown |
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