CPUBoss Review Our evaluation of E5503 vs 2100 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

7.2

CPUBoss Score

Combination of all six facets

Winner
Intel Core i3 2100 

CPUBoss recommends the Intel Core i3 2100  based on its performance, single-core performance and value.

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Front view of Intel Core i3 2100

Intel Core i3 2100

CPUBoss Winner

Differences What are the advantages of each

Front view of Intel Xeon E5503

Reasons to consider the
Intel Xeon E5503

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More l2 cache 1 MB vs 0.5 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Much lower typical power consumption 65W vs 98.28W Around 35% lower typical power consumption
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core
More l3 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l3 cache per core
Much lower annual home energy cost 19.27 $/year vs 37.88 $/year Around 50% lower annual home energy cost
Higher Maximum operating temperature 76 °C vs 69.1 °C Around 10% higher Maximum operating temperature
Supports more RAM 147,456 MB vs 32,768 MB Supports 4.5x more RAM
Significantly lower annual commercial energy cost 70.08 $/year vs 93.47 $/year More than 25% lower annual commercial energy cost
Front view of Intel Core i3 2100

Reasons to consider the
Intel Core i3 2100

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Significantly higher clock speed 3.1 GHz vs 2 GHz More than 55% higher clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better performance per dollar 1.14 pt/$ vs 0.39 pt/$ Around 3x better performance per dollar
Significantly better PassMark (Single core) score 1,583 vs 808 More than 95% better PassMark (Single core) score
Better PassMark score 3,664 vs 1,383 Around 2.8x better PassMark score
More threads 4 vs 2 Twice as many threads
Newer Jan, 2011 vs Mar, 2010 Release date 9 months later

Benchmarks Real world tests of Xeon E5503 vs Core i3 2100

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon E5503
4,704
Core i3 2100
4,786

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon E5503
1,329
Core i3 2100
2,258

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E5503
86.2 MB/s
Core i3 2100
153,100 MB/s

PassMark Data courtesy Passmark

Xeon E5503
1,383
Core i3 2100
3,664

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5503  vs
Core i3 2100 
Clock speed 2 GHz 3.1 GHz
Cores Dual core Dual core
Socket type
LGA 1366
LGA 1155

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 80W 65W
Annual home energy cost 19.27 $/year 37.88 $/year
Annual commercial energy cost 70.08 $/year 93.47 $/year
Performance per watt 0.96 pt/W 1.41 pt/W
Typical power consumption 65W 98.28W

bus

Architecture QPI DMI
Number of links 2 1
Transfer rate 4,800 MT/s 5,000 MT/s

details

Xeon E5503  vs
Core i3 2100 
Architecture x86-64 x86-64
Threads 2 4
L2 cache 1 MB 0.5 MB
L2 cache per core 0.5 MB/core 0.25 MB/core
L3 cache 4 MB 3 MB
L3 cache per core 2 MB/core 1.5 MB/core
Manufacture process 45 nm 32 nm
Max CPUs 2 1
Clock multiplier 15 31
Operating temperature Unknown - 76°C Unknown - 69.1°C

overclocking

Overclocked clock speed 3.3 GHz 3.23 GHz
Overclocked clock speed (Water) 3.33 GHz 3.23 GHz
Overclocked clock speed (Air) 3.3 GHz 3.23 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 2000
Number of displays supported N/A 2
GPU clock speed N/A 850 MHz
Turbo clock speed N/A 1,100 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3-800
DDR3
Channels Triple Channel Dual Channel
Maximum bandwidth 19,200 MB/s 21,333.32 MB/s
Maximum memory size 147,456 MB 32,768 MB
Intel Xeon E5503
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Intel Core i3 2100
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