CPUBoss Review Our evaluation of W3680 vs W3580 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 W3680 

CPUBoss recommends the Intel Xeon W3680  based on its value.

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VS

Intel Xeon W3680

CPUBoss Winner
Front view of Intel Xeon W3680

Differences What are the advantages of each

Front view of Intel Xeon W3680

Reasons to consider the
Intel Xeon W3680

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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 more l3 cache 12 MB vs 8 MB 50% more l3 cache; more data can be stored in the l3 cache for quick access later
More cores 6 vs 4 2 more cores; run more applications at once
Much better performance per watt 6.29 pt/W vs 1.71 pt/W Around 3.8x better performance per watt
Much better performance per dollar 1.38 pt/$ vs 0.21 pt/$ More than 6.5x better performance per dollar
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
More threads 12 vs 8 4 more threads
Newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better overclocked clock speed (Water) 4.85 GHz vs 3.33 GHz More than 45% better overclocked clock speed (Water)
More l2 cache per core 0.33 MB/core vs 0.25 MB/core Around 35% more l2 cache per core
Newer Mar, 2010 vs Aug, 2009 Release date 7 months later
Front view of Intel Xeon W3580

Reasons to consider the
Intel Xeon W3580

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Better overclocked clock speed (Air) 4.6 GHz vs 4.51 GHz Almost the same

Benchmarks Real world tests of Xeon W3680 vs W3580

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon W3680
14,118
Xeon W3580
8,928

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon W3680
2,561
Xeon W3580
2,344

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon W3680
1,740,000 MB/s
Xeon W3580
144,950 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon W3680
14,063
Xeon W3580
9,367

GeekBench (64-bit) Data courtesy Primate Labs

Xeon W3680
15,534
Xeon W3580
10,164

GeekBench

Xeon W3680
15,966
Xeon W3580
10,164

PassMark Data courtesy Passmark

Xeon W3680
9,211
Xeon W3580
6,412

PassMark (Single Core)

Xeon W3680
1,521
Xeon W3580
1,509

Specifications Full list of technical specs

summary

Xeon W3680  vs
W3580 
Clock speed 3.33 GHz 3.33 GHz
Turbo clock speed 3.6 GHz 3.6 GHz
Cores Hexa core Quad core
Socket type
LGA 1366

features

Has a NX bit Yes Yes
Supports trusted computing Yes No
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 130W
Annual home energy cost 31.32 $/year 31.32 $/year
Annual commercial energy cost 113.88 $/year 113.88 $/year
Performance per watt 6.29 pt/W 1.71 pt/W
Typical power consumption 105.63W 105.63W

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 24,576 MB 24,576 MB

details

Xeon W3680  vs
W3580 
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 8 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 32 nm 45 nm
Max CPUs 1 1
Clock multiplier 25 25
Voltage range 0.8 - 1.38V 0.8 - 1.38V
Operating temperature Unknown - 67.9°C Unknown - 67.9°C

overclocking

Overclocked clock speed 4.51 GHz 4.6 GHz
Overclocked clock speed (Water) 4.85 GHz 3.33 GHz
Overclocked clock speed (Air) 4.51 GHz 4.6 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 1 1
Data rate 25,600 MB/s 25,600 MB/s
Transfer rate 6,400 MT/s 6,400 MT/s
Clock speed 3,200 MHz 3,200 MHz
Intel Xeon W3680
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Intel Xeon W3580
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