Winner
Intel Xeon E7-4830
CPUBoss recommends the Intel Xeon E7-4830 based on its value.
See full details Intel Xeon L7555 vs E7-4830 |
Released March, 2010
Intel Xeon L7555
- 1.87 GHz
- Octa core
5 Out of 10
Reasons to buy the Intel Xeon L7555
 | Higher turbo clock speed 2.53 GHz | | Supports more CPUs in SMP configuration 8 |
| | Lower typical power consumption 77.19W | | Lower annual commercial energy cost 83.22 $/year |
VS
Released April, 2011
Intel Xeon E7-4830
- 2.13 GHz
- Octa core
4.8 Out of 10
Reasons to buy the E7-4830
| | Significantly higher clock speed 2.13 GHz | | Much better performance per watt 6.75 pt/W |
| | Much better performance per dollar 5.67 pt/$ | | Much better overclocked clock speed (Air) 2.36 GHz |
CPUBoss Review Our evaluation of L7555 vs E7-4830 among all CPUs
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 | CPUBoss Score |
Combination of all six facets | |
 | Winner |
Cast your vote Do you agree or disagree with CPUBoss?
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Differences What are the advantages of each
| |||||||
| Higher turbo clock speed | 2.53 GHz | vs | 2.4 GHz | More than 5% higher turbo clock speed | |||
|---|---|---|---|---|---|---|---|
| Supports more CPUs in SMP configuration | 8 | vs | 4 | Twice as many CPUs in SMP configuration | |||
| Lower typical power consumption | 77.19W | vs | 85.31W | Around 10% lower typical power consumption | |||
| Lower annual commercial energy cost | 83.22 $/year | vs | 91.98 $/year | Around 10% lower annual commercial energy cost | |||
| Lower annual home energy cost | 22.89 $/year | vs | 25.29 $/year | Around 10% lower annual home energy cost | |||
| |||||||
| Significantly higher clock speed | 2.13 GHz | vs | 1.87 GHz | Around 15% higher clock speed | |||
| Much better performance per watt | 6.75 pt/W | vs | 2.79 pt/W | Around 2.5x better performance per watt | |||
| Much better performance per dollar | 5.67 pt/$ | vs | 0.08 pt/$ | Around 70.2x better performance per dollar | |||
| Much better overclocked clock speed (Air) | 2.36 GHz | vs | 1.87 GHz | More than 25% better overclocked clock speed (Air) | |||
| Newer manufacturing process | 32 nm | vs | 45 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
| Significantly better overclocked clock speed (Water) | 2.13 GHz | vs | 1.87 GHz | Around 15% better overclocked clock speed (Water) | |||
| Newer | Apr, 2011 | vs | Mar, 2010 | Release date a year later | |||
Report a correction
Benchmarks Real world tests of Xeon L7555 vs E7-4830
GeekBench 3 (Multi-core) Data courtesy Primate Labs
GeekBench 3 (Single core) Data courtesy Primate Labs
GeekBench 3 (AES single core) Data courtesy Primate Labs
Specifications Full list of technical specs
summary | Xeon L7555 | vs | E7-4830 |
|---|---|---|---|
| Clock speed | 1.87 GHz | 2.13 GHz | |
| Turbo clock speed | 2.53 GHz | 2.4 GHz | |
| Cores | Octa core | Octa core | |
| Socket type | |||
| LGA 1567 | |||
features | |||
| Has a NX bit | Yes | Yes | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE2 | |||
| MMX | |||
| SSE4 | |||
| SSE3 | |||
| SSE | |||
| SSE4.1 | |||
| SSE4.2 | |||
| Supplemental SSE3 | |||
| AES | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 95W | 105W | |
| Annual home energy cost | 22.89 $/year | 25.29 $/year | |
| Annual commercial energy cost | 83.22 $/year | 91.98 $/year | |
| Performance per watt | 2.79 pt/W | 6.75 pt/W | |
| Typical power consumption | 77.19W | 85.31W | |
details | Xeon L7555 | vs | E7-4830 |
|---|---|---|---|
| Threads | 16 | 16 | |
| L2 cache | 2 MB | 2 MB | |
| L2 cache per core | 0.25 MB/core | 0.25 MB/core | |
| L3 cache | 24 MB | 24 MB | |
| L3 cache per core | 3 MB/core | 3 MB/core | |
| Manufacture process | 45 nm | 32 nm | |
| Max CPUs | 8 | 4 | |
| Operating temperature | Unknown - 70°C | Unknown - 64°C | |
overclocking | |||
| Overclocked clock speed | 1.87 GHz | 2.36 GHz | |
| Overclocked clock speed (Water) | 1.87 GHz | 2.13 GHz | |
| Overclocked clock speed (Air) | 1.87 GHz | 2.36 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 | |
bus | |||
| Architecture | QPI | QPI | |
| Number of links | 4 | 1 | |
| Data rate | 93,856 MB/s | 25,600 MB/s | |
| Transfer rate | 5,860 MT/s | 6,400 MT/s | |
| Clock speed | 2,930 MHz | 3,200 MHz | |
 Intel Xeon L7555  Report a correction |  Intel Xeon E7-4830 Report a correction |
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