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Differences What are the advantages of each

Front view of Intel Xeon X7460

Reasons to consider the
Intel Xeon X7460

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Much more l2 cache 16 MB vs 2 MB 8x more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l3 cache 16 MB vs 6 MB Around 2.8x more l3 cache; more data can be stored in the l3 cache for quick access later
Much more l2 cache per core 2.67 MB/core vs 0.5 MB/core More than 5.2x more l2 cache per core
Supports more CPUs in SMP configuration 32 vs 8 24 supports more CPUs in SMP configuration
More cores 6 vs 4 2 more cores; run more applications at once
Much more l3 cache per core 2.67 MB/core vs 1.5 MB/core Around 80% more l3 cache per core
More threads 6 vs 4 2 more threads
Better overclocked clock speed (Air) 2.81 GHz vs 2.7 GHz Around 5% better overclocked clock speed (Air)
Front view of AMD Opteron 8384

Reasons to consider the
AMD Opteron 8384

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Much lower typical power consumption 60.94W vs 105.63W More than 40% lower typical power consumption
Slightly higher clock speed 2.7 GHz vs 2.66 GHz Almost the same
Much lower annual commercial energy cost 65.7 $/year vs 113.88 $/year More than 40% lower annual commercial energy cost
Much lower annual home energy cost 18.07 $/year vs 31.32 $/year More than 40% lower annual home energy cost

Benchmarks Real world tests of Xeon X7460 vs Opteron 8384

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon X7460
1,420
Opteron 8384
24,266

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon X7460
73.3 MB/s
Opteron 8384
161.4 MB/s

Specifications Full list of technical specs

summary

Xeon X7460  vs
Opteron 8384 
Clock speed 2.66 GHz 2.7 GHz
Cores Hexa core Quad core
Socket type
604
F

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE4
SSE3
SSE
3DNow!
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 130W 75W
Annual home energy cost 31.32 $/year 18.07 $/year
Annual commercial energy cost 113.88 $/year 65.7 $/year
Performance per watt 0.26 pt/W 3.66 pt/W
Typical power consumption 105.63W 60.94W

bus

Clock speed 1,066 MHz 2,200 MHz

details

Xeon X7460  vs
Opteron 8384 
Threads 6 4
L2 cache 16 MB 2 MB
L2 cache per core 2.67 MB/core 0.5 MB/core
L3 cache 16 MB 6 MB
L3 cache per core 2.67 MB/core 1.5 MB/core
Manufacture process 45 nm 45 nm
Max CPUs 32 8
Clock multiplier 10 13
Voltage range 0.9 - 1.45V 1.3 - UnknownV
Operating temperature Unknown - 64°C 0 - 55°C

overclocking

Overclocked clock speed 2.81 GHz 2.7 GHz
Overclocked clock speed (Water) 2.67 GHz 2.7 GHz
Overclocked clock speed (Air) 2.81 GHz 2.7 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
Intel Xeon X7460
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AMD Opteron 8384
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