Winner
Intel Xeon L5640
CPUBoss recommends the Intel Xeon L5640 based on its performance, single-core performance and value.
See full details | Intel Xeon L5640 vs L5630 |
![]() | Much more l2 cache 2 MB | ![]() | Much better PassMark score 6,451 |
![]() | Significantly higher turbo clock speed 2.8 GHz | ![]() | More cores 6 |
![]() | Much more l3 cache per core 3 MB/core | ![]() | Lower typical power consumption 32.5W |
![]() | Much better overclocked clock speed (Water) 3.48 GHz | ![]() | Lower annual commercial energy cost 35.04 $/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 |
5.3 | CPUBoss Score |
Combination of all six facets | |
Winner |
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Much more l2 cache | 2 MB | vs | 1 MB | 2x more l2 cache; more data can be stored in the l2 cache for quick access later | |||
---|---|---|---|---|---|---|---|
Much better PassMark score | 6,451 | vs | 4,420 | More than 45% better PassMark score | |||
Significantly higher turbo clock speed | 2.8 GHz | vs | 2.4 GHz | More than 15% higher turbo clock speed | |||
More cores | 6 | vs | 4 | 2 more cores; run more applications at once | |||
Much better performance per watt | 10.46 pt/W | vs | 1.92 pt/W | Around 5.5x better performance per watt | |||
Higher clock speed | 2.26 GHz | vs | 2.13 GHz | More than 5% higher clock speed | |||
More threads | 12 | vs | 8 | 4 more threads | |||
Significantly better overclocked clock speed (Air) | 3.9 GHz | vs | 3.66 GHz | More than 5% better overclocked clock speed (Air) | |||
More l2 cache per core | 0.33 MB/core | vs | 0.25 MB/core | Around 35% more l2 cache per core | |||
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Much more l3 cache per core | 3 MB/core | vs | 2 MB/core | 50% more l3 cache per core | |||
Lower typical power consumption | 32.5W | vs | 48.75W | Around 35% lower typical power consumption | |||
Much better overclocked clock speed (Water) | 3.48 GHz | vs | 2.27 GHz | Around 55% better overclocked clock speed (Water) | |||
Lower annual commercial energy cost | 35.04 $/year | vs | 52.56 $/year | Around 35% lower annual commercial energy cost | |||
Lower annual home energy cost | 9.64 $/year | vs | 14.45 $/year | Around 35% lower annual home energy cost |
summary | Xeon L5640 | vs | L5630 |
---|---|---|---|
Clock speed | 2.26 GHz | 2.13 GHz | |
Turbo clock speed | 2.8 GHz | 2.4 GHz | |
Cores | Hexa core | Quad core | |
Socket type | |||
LGA 1366 | |||
features | |||
Has a NX bit | Yes | Yes | |
Supports trusted computing | 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 | 60W | 40W | |
Annual home energy cost | 14.45 $/year | 9.64 $/year | |
Annual commercial energy cost | 52.56 $/year | 35.04 $/year | |
Performance per watt | 10.46 pt/W | 1.92 pt/W | |
Typical power consumption | 48.75W | 32.5W | |
memory controller | |||
Memory controller | Built-in | Built-in | |
Memory type | |||
DDR3-1333 | |||
DDR3-1066 | |||
DDR3-800 | |||
DDR3 | |||
Channels | Triple Channel | Triple Channel | |
Supports ECC | Yes | Yes | |
Maximum bandwidth | 31,999.98 MB/s | 25,599.99 MB/s | |
Maximum memory size | 294,912 MB | 294,912 MB |
details | Xeon L5640 | vs | L5630 |
---|---|---|---|
Architecture | x86-64 | x86-64 | |
Threads | 12 | 8 | |
L2 cache | 2 MB | 1 MB | |
L2 cache per core | 0.33 MB/core | 0.25 MB/core | |
L3 cache | 12 MB | 12 MB | |
L3 cache per core | 2 MB/core | 3 MB/core | |
Manufacture process | 32 nm | 32 nm | |
Max CPUs | 2 | 2 | |
Clock multiplier | 17 | 16 | |
Voltage range | 0.75 - 1.35V | 0.75 - 1.35V | |
Operating temperature | Unknown - 69.4°C | Unknown - 63.1°C | |
overclocking | |||
Overclocked clock speed | 3.9 GHz | 3.66 GHz | |
Overclocked clock speed (Water) | 2.27 GHz | 3.48 GHz | |
Overclocked clock speed (Air) | 3.9 GHz | 3.66 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 | 2 | 2 | |
Data rate | 46,928 MB/s | 46,928 MB/s | |
Transfer rate | 5,860 MT/s | 5,860 MT/s | |
Clock speed | 2,930 MHz | 2,930 MHz |
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