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Differences What are the advantages of each

Front view of Intel Xeon E7-4870

Reasons to consider the
Intel Xeon E7-4870

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Supports more RAM 2,097,152 MB vs 1,048,576 MB Supports 2x more RAM
Supports more CPUs in SMP configuration 4 vs 2 Twice as many CPUs in SMP configuration
Front view of Intel Xeon E7-2870

Reasons to consider the
Intel Xeon E7-2870

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CPUBoss is not aware of any important advantages of the E7-2870 vs the E7-4870.

Features Key features of the Xeon E7-4870  vs E7-2870 

clock speed

Xeon E7-4870
2.4 GHz
Xeon E7-2870
2.4 GHz

turbo clock speed

Xeon E7-4870
2.8 GHz
Xeon E7-2870
2.8 GHz

L2 cache

L3 cache

overclocked clock speed (air)

Xeon E7-4870
2.4 GHz
Xeon E7-2870
2.4 GHz

overclocked clock speed (water)

Xeon E7-4870
2.4 GHz
Xeon E7-2870
2.4 GHz

Specifications Full list of technical specs

summary

Xeon E7-4870  vs
E7-2870 
Clock speed 2.4 GHz 2.4 GHz
Turbo clock speed 2.8 GHz 2.8 GHz
Cores Deca core Deca core
Socket type
LGA 1567

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 130W
Annual home energy cost 31.32 $/year 31.32 $/year
Annual commercial energy cost 113.88 $/year 113.88 $/year
Typical power consumption 105.63W 105.63W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3
DDR
Channels Quad Channel Quad Channel
Supports ECC Yes Yes
Maximum bandwidth 25,600 MB/s 25,600 MB/s
Maximum memory size 2,097,152 MB 1,048,576 MB

details

Xeon E7-4870  vs
E7-2870 
Architecture x86-64 x86-64
Threads 20 20
L2 cache 3 MB 3 MB
L2 cache per core 0.3 MB/core 0.3 MB/core
L3 cache 30 MB 30 MB
L3 cache per core 3 MB/core 3 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 4 2
Clock multiplier 18 18
Operating temperature Unknown - 69°C Unknown - 69°C

overclocking

Overclocked clock speed 2.4 GHz 2.4 GHz
Overclocked clock speed (Water) 2.4 GHz 2.4 GHz
Overclocked clock speed (Air) 2.4 GHz 2.4 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 E7-4870
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Intel Xeon E7-2870
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