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Intel Xeon E7-4820 v2

Front view of Intel Xeon E7-4820 v2
Front view of Intel Core i7 4770

Intel Core i7 4770

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Differences What are the advantages of each

Front view of Intel Xeon E7-4820 v2

Reasons to consider the
Intel Xeon E7-4820 v2

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Significantly 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
Supports more CPUs in SMP configuration 4 vs 1 3 supports more CPUs in SMP configuration
More l3 cache 16 MB vs 8 MB 2x more l3 cache; more data can be stored in the l3 cache for quick access later
Supports more RAM 1,572,864 MB vs 32,768 MB Supports 48x more RAM
More cores 8 vs 4 Twice as many cores; run more applications at once
More threads 16 vs 8 Twice as many threads
Newer Feb, 2014 vs Jun, 2013 Release date 8 months later
Front view of Intel Core i7 4770

Reasons to consider the
Intel Core i7 4770

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Much higher clock speed 3.4 GHz vs 2 GHz 70% higher clock speed
Much higher turbo clock speed 3.9 GHz vs 2.5 GHz More than 55% higher turbo clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Lower typical power consumption 68.25W vs 85.31W 20% lower typical power consumption
Higher Maximum operating temperature 72.72 °C vs 68 °C More than 5% higher Maximum operating temperature
Lower annual home energy cost 20.24 $/year vs 25.29 $/year Around 20% lower annual home energy cost
Lower annual commercial energy cost 73.58 $/year vs 91.98 $/year 20% lower annual commercial energy cost

Features Key features of the Xeon E7-4820 v2  vs Core i7 4770 

clock speed

Xeon E7-4820 v2
2 GHz
Core i7 4770
3.4 GHz

turbo clock speed

Xeon E7-4820 v2
2.5 GHz
Core i7 4770
3.9 GHz

L2 cache

Xeon E7-4820 v2
2 MB
Core i7 4770
1 MB

L3 cache

Xeon E7-4820 v2
16 MB
Core i7 4770
8 MB

TDP

Xeon E7-4820 v2
105W
Core i7 4770
84W

Specifications Full list of technical specs

summary

 Xeon E7-4820 v2  vs
Core i7 4770 
Clock speed 2 GHz 3.4 GHz
Turbo clock speed 2.5 GHz 3.9 GHz
Cores Octa core Quad core
Is unlocked No No

features
Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
F16C
MMX
SSE4
AVX
SSE3
EM64T
SSE
SSE4.1
FMA3
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

memory controller
Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3L-1600
DDR3-1333
Channels Quad Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 42,666.64 MB/s 25,600 MB/s
Maximum memory size 1,572,864 MB 32,768 MB

details

 Xeon E7-4820 v2  vs
Core i7 4770 
Architecture x86-64 x86-64
Threads 16 8
L2 cache 2 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 16 MB 8 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 4 1
Operating temperature Unknown - 68°C Unknown - 72.72°C

integrated graphics
GPU None GPU
Label N/A Intel® HD Graphics 4600
Number of displays supported N/A 3
GPU clock speed N/A 350 MHz
Turbo clock speed N/A 1,200 MHz

power consumption
TDP 105W 84W
Annual home energy cost 25.29 $/year 20.24 $/year
Annual commercial energy cost 91.98 $/year 73.58 $/year
Typical power consumption 85.31W 68.25W

bus
Architecture QPI DMI 2.0
Number of links 3 0
Transfer rate 7,200 MT/s 5,000 MT/s
Intel Xeon E7-4820 v2
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Intel Core i7 4770
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