CPUBoss Review Our evaluation of X5690 vs L5640 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

5.5

CPUBoss Score

Combination of all six facets

Winner
Intel Xeon L5640 

CPUBoss recommends the Intel Xeon L5640  based on its cost to run and value.

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VS

Differences What are the advantages of each

Front view of Intel Xeon X5690

Reasons to consider the
Intel Xeon X5690

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Much higher clock speed 3.46 GHz vs 2.26 GHz Around 55% higher clock speed
Much higher turbo clock speed 3.73 GHz vs 2.8 GHz Around 35% higher turbo clock speed
Much better PassMark (Single core) score 1,504 vs 1,100 More than 35% better PassMark (Single core) score
Much better overclocked clock speed (Air) 4.47 GHz vs 3.9 GHz Around 15% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.97 GHz vs 2.27 GHz Around 2.2x better overclocked clock speed (Water)
Newer Feb, 2011 vs Mar, 2010 Release date 11 months later
Front view of Intel Xeon L5640

Reasons to consider the
Intel Xeon L5640

Report a correction
Much lower typical power consumption 48.75W vs 105.63W 2.2x lower typical power consumption
Much lower annual commercial energy cost 52.56 $/year vs 113.88 $/year 2.2x lower annual commercial energy cost
Much lower annual home energy cost 14.45 $/year vs 31.32 $/year 2.2x lower annual home energy cost

Benchmarks Real world tests of Xeon X5690 vs L5640

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon X5690
28,306
Xeon L5640
16,852

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon X5690
2,585
Xeon L5640
1,918

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon X5690
1,770,000 MB/s
Xeon L5640
1,250,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon X5690
16,322
Xeon L5640
11,047

GeekBench

Xeon X5690
16,764
Xeon L5640
11,047

PassMark Data courtesy Passmark

Xeon X5690
9,059
Xeon L5640
6,451

PassMark (Single Core)

Xeon X5690
1,504
Xeon L5640
1,100

Specifications Full list of technical specs

summary

Xeon X5690  vs
L5640 
Clock speed 3.46 GHz 2.26 GHz
Turbo clock speed 3.73 GHz 2.8 GHz
Cores Hexa core Hexa 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 130W 60W
Annual home energy cost 31.32 $/year 14.45 $/year
Annual commercial energy cost 113.88 $/year 52.56 $/year
Performance per watt 7.01 pt/W 10.46 pt/W
Typical power consumption 105.63W 48.75W

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 31,999.98 MB/s
Maximum memory size 294,912 MB 294,912 MB

details

Xeon X5690  vs
L5640 
Architecture x86-64 x86-64
Threads 12 12
L2 cache 2 MB 2 MB
L2 cache per core 0.33 MB/core 0.33 MB/core
L3 cache 12 MB 12 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 2 2
Clock multiplier 26 17
Voltage range 0.75 - 1.35V 0.75 - 1.35V
Operating temperature Unknown - 78.5°C Unknown - 69.4°C

overclocking

Overclocked clock speed 4.47 GHz 3.9 GHz
Overclocked clock speed (Water) 4.97 GHz 2.27 GHz
Overclocked clock speed (Air) 4.47 GHz 3.9 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 51,200 MB/s 46,928 MB/s
Transfer rate 6,400 MT/s 5,860 MT/s
Clock speed 3,200 MHz 2,930 MHz
Intel Xeon X5690
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Intel Xeon L5640
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