Intel Xeon E3-1575M v5 | AMD Phenom II X2 521 | |
CPU comparisonIntel Xeon E3-1575M v5 or AMD Phenom II X2 521 - 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 Xeon E3-1575M v5 has 4 cores with 8 threads and clocks with a maximum frequency of 3.90 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Xeon E3-1575M v5 was released in Q1/2016. The AMD Phenom II X2 521 has 2 cores with 2 threads and clocks with a maximum frequency of 3.50 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD Phenom II X2 521 was released in Q2/2011. |
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Intel Xeon E3 (43) | Family | AMD Phenom II (52) |
Intel Xeon E3 v5 (17) | CPU group | AMD Phenom II - 500 (2) |
5 | Generation | 1 |
Skylake S | Architecture | Regor (K10) |
Desktop / Server | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Xeon E3-1575M v5 is a 4 core processor with a clock frequency of 3.00 GHz (3.90 GHz). The AMD Phenom II X2 521 has 2 CPU cores with a clock frequency of 3.50 GHz. |
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Intel Xeon E3-1575M v5 | Characteristic | AMD Phenom II X2 521 |
4 | Cores | 2 |
8 | Threads | 2 |
normal | Core architecture | normal |
Yes | Hyperthreading | No |
No | Overclocking ? | Yes |
3.00 GHz | Frequency | 3.50 GHz |
3.90 GHz | Turbo Frequency (1 Core) | -- |
-- | Turbo Frequency (All Cores) | -- |
Integrated graphics (iGPU)The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs. |
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Intel Iris Pro Graphics P580 | GPU | no iGPU |
0.35 GHz | GPU frequency | -- |
1.10 GHz | GPU (Turbo) | -- |
9 | GPU Generation | -- |
14 nm | Technology | |
3 | Max. displays | |
72 | Compute units | -- |
576 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
64 GB | Max. GPU Memory | -- |
12.0 | DirectX Version | -- |
Hardware codec supportA 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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Intel Iris Pro Graphics P580 | GPU | no iGPU |
Decode / Encode | Codec h265 / HEVC (8 bit) | No |
Decode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
Decode | Codec VP9 | No |
Decode / Encode | Codec VP8 | No |
No | Codec AV1 | No |
Decode / Encode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeThe Intel Xeon E3-1575M v5 supports a maximum of 64 GB of memory in 2 memory channels. The AMD Phenom II X2 521 can connect up to GB of memory in 2 memory channels. |
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Intel Xeon E3-1575M v5 | Characteristic | AMD Phenom II X2 521 |
LPDDR3-1866, DDR4-2133, DDR3L-1600 | Memory | DDR3-1333, DDR2-1066 |
64 GB | Max. Memory | |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
34.1 GB/s | Max. Bandwidth | 21.3 GB/s |
Yes | ECC | No |
-- | L2 Cache | -- |
8.00 MB | L3 Cache | 2.00 MB |
3.0 | PCIe version | -- |
16 | PCIe lanes | -- |
15.8 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Xeon E3-1575M v5 has a TDP of 45 W, that of the AMD Phenom II X2 521 is 65 W. |
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Intel Xeon E3-1575M v5 | Characteristic | AMD Phenom II X2 521 |
45 W | TDP (PL1 / PBP) | 65 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
35 W | TDP down | -- |
100 °C | Tjunction max. | -- |
Technical detailsThe Intel Xeon E3-1575M v5 has a 8.00 MB cache, while the AMD Phenom II X2 521 cache has a total of 2.00 MB. |
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Intel Xeon E3-1575M v5 | Characteristic | AMD Phenom II X2 521 |
14 nm | Technology | 45 nm |
Monolithic | Chip design | Unknown |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX2 | ISA extensions | SSE3, SSE4a |
BGA 1440 | Socket | AM3 |
VT-x, VT-x EPT, VT-d | Virtualization | AMD-V |
Yes | AES-NI | No |
Windows 10, Linux | Operating systems | Windows 10, Linux |
Q1/2016 | Release date | Q2/2011 |
1207 $ | Release price | 35 $ |
show more data | show more data | |
Intel Xeon E3-1575M v5
4C 8T @ 3.00 GHz |
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AMD Phenom II X2 521
2C 2T @ 3.50 GHz |
Intel Xeon E3-1575M v5
4C 8T @ 3.90 GHz |
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AMD Phenom II X2 521
2C 2T @ 3.50 GHz |
Intel Xeon E3-1575M v5
4C 8T @ 3.00 GHz |
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AMD Phenom II X2 521
2C 2T @ 3.50 GHz |
Intel Xeon E3-1575M v5
4C 8T @ 3.90 GHz |
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AMD Phenom II X2 521
2C 2T @ 3.50 GHz |
Intel Xeon E3-1575M v5
4C 8T @ 3.00 GHz |
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AMD Phenom II X2 521
2C 2T @ 3.50 GHz |
Intel Xeon E3-1575M v5
Intel Iris Pro Graphics P580 @ 1.10 GHz |
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AMD Phenom II X2 521
@ 0.00 GHz |
Intel Xeon E3-1575M v5
4C 8T @ 3.90 GHz |
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AMD Phenom II X2 521
2C 2T @ 3.50 GHz |
Intel Xeon E3-1575M v5
4C 8T @ 3.00 GHz |
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AMD Phenom II X2 521
2C 2T @ 3.50 GHz |
Devices using this processor |
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Intel Xeon E3-1575M v5 | AMD Phenom II X2 521 |
Unknown | Unknown |