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Front view of Intel Core i5 2500K

Intel Core i5 2500K

CPUBoss Winner

Differences What are the advantages of each

Front view of Intel Xeon X3460

Reasons to consider the
Intel Xeon X3460

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Much lower typical power consumption 77.19W vs 112.55W More than 30% lower typical power consumption
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Slightly more l3 cache 8 MB vs 6 MB Around 35% more l3 cache; more data can be stored in the l3 cache for quick access later
More threads 8 vs 4 Twice as many threads
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 22.89 $/year vs 41.29 $/year Around 45% lower annual home energy cost
Significantly lower annual commercial energy cost 83.22 $/year vs 110.03 $/year Around 25% lower annual commercial energy cost
Front view of Intel Core i5 2500K

Reasons to consider the
Intel Core i5 2500K

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Much better performance per dollar 4.1 pt/$ vs 0.43 pt/$ More than 9.5x better performance per dollar
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Higher clock speed 3.3 GHz vs 2.8 GHz Around 20% higher clock speed
Much newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Higher turbo clock speed 3.7 GHz vs 3.46 GHz More than 5% higher turbo clock speed
Much better performance per watt 6.79 pt/W vs 1.53 pt/W Around 4.5x better performance per watt
Better PassMark (Single core) score 1,863 vs 1,270 More than 45% better PassMark (Single core) score
Significantly better overclocked clock speed (Air) 4.98 GHz vs 3.78 GHz More than 30% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.88 GHz vs 2.8 GHz Around 75% better overclocked clock speed (Water)
Better PassMark score 6,383 vs 5,143 Around 25% better PassMark score
Newer Jan, 2011 vs Sep, 2009 Release date over 1 years later

Benchmarks Real world tests of Xeon X3460 vs Core i5 2500K

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon X3460
129.4 MB/s
Core i5 2500K
2,530,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon X3460
7,318
Core i5 2500K
10,319

GeekBench

Xeon X3460
7,399
Core i5 2500K
13,624

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon X3460  vs
Core i5 2500K 
Clock speed 2.8 GHz 3.3 GHz
Turbo clock speed 3.46 GHz 3.7 GHz
Cores Quad core Quad core
Socket type
LGA 1156
LGA 1155

features

Has a NX bit Yes Yes
Supports trusted computing Yes No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
EM64T
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 95W 95W
Annual home energy cost 22.89 $/year 41.29 $/year
Annual commercial energy cost 83.22 $/year 110.03 $/year
Performance per watt 1.53 pt/W 6.79 pt/W
Typical power consumption 77.19W 112.55W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3-800
DDR3
Channels Dual Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 21,333.32 MB/s 21,333.32 MB/s
Maximum memory size 32,768 MB 32,768 MB

details

Xeon X3460  vs
Core i5 2500K 
Architecture x86-64 x86-64
Threads 8 4
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 8 MB 6 MB
L3 cache per core 2 MB/core 1.5 MB/core
Manufacture process 45 nm 32 nm
Transistor count 774,000,000 1,160,000,000
Max CPUs 1 1
Clock multiplier 21 33
Voltage range 0.65 - 1.4V 1.2 - 1.5V
Operating temperature Unknown - 72.7°C 5 - 72.6°C

overclocking

Overclocked clock speed 3.78 GHz 4.98 GHz
Overclocked clock speed (Water) 2.8 GHz 4.88 GHz
Overclocked clock speed (Air) 3.78 GHz 4.98 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 3000
Latest DirectX N/A 10.1
Number of displays supported N/A 2
GPU clock speed N/A 850 MHz
Turbo clock speed N/A 1,100 MHz
3DMark06 N/A 5,275

bus

Architecture DMI DMI
Number of links 1 1
Transfer rate 2,500 MT/s 5,000 MT/s
Intel Xeon X3460
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Intel Core i5 2500K
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