CPU comparison with benchmarks |
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CPU lineage |
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AMD Phenom II X4 820 or AMD Phenom II X4 820 – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The AMD Phenom II X4 820 features 4 processor cores and has the capability to manage 4 threads concurrently. It was released in Q3/2009 and belongs to the 4 generation of the AMD Phenom II series. To use the AMD Phenom II X4 820, you'll need a motherboard with a AM3 socket. The Intel Xeon E7-8870 v2 features 15 processor cores and has the capability to manage 30 threads concurrently. It was released in Q1/2014 and belongs to the 4 generation of the Intel Xeon E7 series. To use the Intel Xeon E7-8870 v2, you'll need a motherboard with a LGA 2011 socket. |
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4 | Generation | 4 |
AMD Phenom II X4 820 | Name | Intel Xeon E7-8870 v2 |
AMD Phenom II | Family | Intel Xeon E7 |
Desktop / Server | Segment | Desktop / Server |
AMD Phenom II - 800/900 | Group | Intel Xeon E7 v2 |
CPU Cores and Base Frequency |
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The AMD Phenom II X4 820 has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the AMD Phenom II X4 820 is 2.8 GHz The Intel Xeon E7-8870 v2 has 15 CPU cores and can calculate 30 threads in parallel. The clock frequency of the Intel Xeon E7-8870 v2 is 2.3 GHz and turbo frequency for one core is 2.9 GHz. The number of CPU cores greatly affects the speed of the processor and is an important performance indicator. |
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4 | CPU Cores | 15 |
normal | Core architecture | normal |
4 | Threads | 30 |
None | None | 2.9 GHz |
No | Hyperthreading | Yes |
4x | Cores | 15x |
2.8 GHz | Frequency | 2.3 GHz |
Yes | Overclocking | No |
Internal Graphics |
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The AMD Phenom II X4 820 does not have integrated graphics.
The Intel Xeon E7-8870 v2 does not have integrated graphics. |
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GPU name | ||
-- | Shaders | -- |
-- | Technology | -- |
-- | GPU frequency | -- |
-- | Execution units | -- |
-- | GPU (Turbo) | -- |
-- | Direct X | -- |
-- | Generation | -- |
0 bytes | Max. GPU Memory | 0 bytes |
-- | Release date | -- |
-- | Max. displays | -- |
Artificial Intelligence and Machine Learning |
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-- | AI hardware | -- |
-- | AI specifications | -- |
Hardware codec support |
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A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
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-- | JPEG | -- |
-- | AV1 | -- |
-- | VC-1 | -- |
-- | h265 / HEVC (10 bit) | -- |
-- | h265 / HEVC (8 bit) | -- |
-- | h264 | -- |
-- | VP8 | -- |
-- | AVC | -- |
-- | VP9 | -- |
Memory & PCIe |
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The processor supports a maximum memory capacity of 1.5 TB distributed across 4 memory channels. It offers a peak memory bandwidth of 51.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
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No | AES-NI | Yes |
No | ECC | Yes |
pci | PCIe | pci |
DDR3-1333, DDR2-1066 | Memory type | DDR3-1600 |
2 | Memory channels | 4 |
0 bytes | Max. Memory | 1.5 TB |
-- | Bandwidth | 51.2 GB/s |
Thermal Management |
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The processor has a thermal design power (TDP) of 95 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself. The processor has a thermal design power (TDP) of 130 W watts. |
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-- | Tjunction max | -- |
95 W | TDP (PL1 / PBP) | 130 W |
Technical details |
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The AMD Phenom II X4 820 is manufactured using a 45 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU. In total, this processor boasts a generous 4.0 MB cache. A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming. The Intel Xeon E7-8870 v2 is manufactured using a 22 nm process. In total, this processor boasts a generous 30.0 MB cache. |
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-- | Release price | 3350 $ |
45 nm | Technology | 22 nm |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
Technical data sheet | Documents | Technical data sheet |
0 bytes | L2-Cache | 0 bytes |
4.0 MB | L3-Cache | 30.0 MB |
SSE3, SSE4a | ISA extensions | SSE4.1, SSE4.2, AVX |
AMD-V | Virtualization | VT-x, VT-x EPT, VT-d |
-- | Part Number | -- |
-- | Chip design | Monolithic |
AM3 | Socket | LGA 2011 |
Deneb (K10) | Architecture | Ivy Bridge EX |
Q3/2009 | Release date | Q1/2014 |
Windows 10, Linux | Operating systems | Windows 10, Linux |