Winner
Intel Xeon D-1521
CPUBoss recommends the Intel Xeon D-1521 based on its performance, single-core performance and value.
See full details | Intel Xeon D-1521 vs D-1518 |
![]() | Higher turbo clock speed 2.7 GHz | ![]() | Higher clock speed 2.4 GHz |
![]() | Better PassMark (Single core) score 1,441 | ![]() | Better PassMark score 6,980 |
![]() | Lower typical power consumption 28.44W | ![]() | Better performance per watt 4.49 pt/W |
![]() | Lower annual home energy cost 8.43 $/year | ![]() | Lower annual commercial energy cost 30.66 $/year |
Performance | |
Benchmark performance using all cores | |
PCMark 8 Home 3.0 Accelerated, PassMark and 1 more |
Single-core Performance | |
Individual core benchmark performance | |
PassMark (Single Core), Geekbench 3 Single Core and 1 more |
Integrated Graphics | |
Integrated GPU performance for graphics | |
Sky Diver and Cloud Gate |
Integrated Graphics (OpenCL) | |
Integrated GPU performance for parallel computing | |
CompuBench 1.5 Bitcoin mining and 4 more |
Performance per Watt | |
How efficiently does the processor use electricity? | |
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more |
Value | |
Are you paying a premium for performance? | |
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more |
5.2 | CPUBoss Score |
Combination of all six facets | |
Winner |
Intel Xeon D-1521CPUBoss Winner | ![]() | |
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Higher turbo clock speed | 2.7 GHz | vs | 2.2 GHz | Around 25% higher turbo clock speed | |||
---|---|---|---|---|---|---|---|
Higher clock speed | 2.4 GHz | vs | 2.2 GHz | Around 10% higher clock speed | |||
Better PassMark (Single core) score | 1,441 | vs | 1,087 | Around 35% better PassMark (Single core) score | |||
Better PassMark score | 6,980 | vs | 4,700 | Around 50% better PassMark score | |||
Better performance per dollar | 0.81 pt/$ | vs | 0.67 pt/$ | More than 20% better performance per dollar | |||
Slightly better overclocked clock speed (Air) | 2.4 GHz | vs | 2.2 GHz | Around 10% better overclocked clock speed (Air) | |||
Slightly better overclocked clock speed (Water) | 2.4 GHz | vs | 2.2 GHz | Around 10% better overclocked clock speed (Water) | |||
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Lower typical power consumption | 28.44W | vs | 36.56W | More than 20% lower typical power consumption | |||
Better performance per watt | 4.49 pt/W | vs | 3.57 pt/W | More than 25% better performance per watt | |||
Lower annual home energy cost | 8.43 $/year | vs | 10.84 $/year | More than 20% lower annual home energy cost | |||
Lower annual commercial energy cost | 30.66 $/year | vs | 39.42 $/year | More than 20% lower annual commercial energy cost |
summary | Xeon D-1521 | vs | D-1518 |
---|---|---|---|
Clock speed | 2.4 GHz | 2.2 GHz | |
Turbo clock speed | 2.7 GHz | 2.2 GHz | |
Cores | Quad core | Quad core | |
features | |||
Has a NX bit | Yes | Yes | |
Supports trusted computing | Yes | Yes | |
Has virtualization support | Yes | Yes | |
Instruction set extensions | |||
AES | |||
AVX | |||
AVX 2.0 | |||
Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
TDP | 45W | 35W | |
Annual home energy cost | 10.84 $/year | 8.43 $/year | |
Annual commercial energy cost | 39.42 $/year | 30.66 $/year | |
Performance per watt | 3.57 pt/W | 4.49 pt/W | |
Typical power consumption | 36.56W | 28.44W | |
bus | |||
Architecture | FSB | FSB | |
Number of links | 1 | 1 |
details | Xeon D-1521 | vs | D-1518 |
---|---|---|---|
Architecture | x86-64 | x86-64 | |
Threads | 8 | 8 | |
Manufacture process | 14 nm | 14 nm | |
Max CPUs | 1 | 1 | |
overclocking | |||
Overclocked clock speed | 2.4 GHz | 2.2 GHz | |
Overclocked clock speed (Water) | 2.4 GHz | 2.2 GHz | |
Overclocked clock speed (Air) | 2.4 GHz | 2.2 GHz | |
integrated graphics | |||
GPU | None | None | |
Label | N/A | N/A | |
Latest DirectX | N/A | N/A | |
Number of displays supported | N/A | N/A | |
GPU clock speed | N/A | N/A | |
Turbo clock speed | N/A | N/A | |
3DMark06 | N/A | N/A | |
memory controller | |||
Memory controller | Built-in | Built-in | |
Memory type | |||
DDR3 | |||
Channels | Dual Channel | Dual Channel | |
Supports ECC | Yes | Yes | |
Maximum bandwidth | 12,800 MB/s | 12,800 MB/s | |
Maximum memory size | 131,072 MB | 131,072 MB |
Intel Xeon D-1521 ![]() | Intel Xeon D-1518 ![]() |
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$199 | $259 | |
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