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Intel Xeon E5 1620 v2

Front view of Intel Xeon E5 1620 v2
Front view of Intel Core i7 4790K

Intel Core i7 4790K

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Differences What are the advantages of each

Front view of Intel Xeon E5 1620 v2

Reasons to consider the
Intel Xeon E5 1620 v2

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Much better performance per dollar 5.78 pt/$ vs 3.69 pt/$ More than 55% better performance per dollar
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Slightly more l3 cache 10 MB vs 8 MB 25% more l3 cache; more data can be stored in the l3 cache for quick access later
More l3 cache per core 2.5 MB/core vs 2 MB/core 25% more l3 cache per core
Supports more RAM 262,144 MB vs 32,768 MB Supports 8x more RAM
Better performance per watt 13.06 pt/W vs 11.42 pt/W Around 15% better performance per watt
Front view of Intel Core i7 4790K

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Intel Core i7 4790K

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Higher turbo clock speed 4.4 GHz vs 3.9 GHz Around 15% higher turbo clock speed
Supports dynamic frequency scaling Yes vs No Somewhat common; Allows for maximum performance when needed, while conserving power and minimizing heat production when not needed
Higher clock speed 4 GHz vs 3.7 GHz Around 10% higher clock speed
Much lower typical power consumption 71.5W vs 105.63W More than 30% lower typical power consumption
Significantly better geekbench 3 Multi-Core score 15,490 vs 12,932 Around 20% better geekbench 3 Multi-Core score
Better geekbench 3 single core score 4,004 vs 3,262 Around 25% better geekbench 3 single core score
Better overclocked clock speed (Air) 4.63 GHz vs 4.21 GHz More than 10% better overclocked clock speed (Air)
Much lower annual home energy cost 21.2 $/year vs 31.32 $/year More than 30% lower annual home energy cost
Much lower annual commercial energy cost 77.09 $/year vs 113.88 $/year More than 30% lower annual commercial energy cost
Higher Maximum operating temperature 74.04 °C vs 70 °C More than 5% higher Maximum operating temperature
Better overclocked clock speed (Water) 4.8 GHz vs 4.03 GHz Around 20% better overclocked clock speed (Water)
Newer Apr, 2014 vs Jul, 2013 Release date 9 months later

Benchmarks Real world tests of Xeon E5 1620 v2 vs Core i7 4790K

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon E5 1620 v2
12,932
Core i7 4790K
15,490

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon E5 1620 v2
3,262
Core i7 4790K
4,004

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E5 1620 v2
2,650,000 MB/s
Core i7 4790K
5,140,000 MB/s

Specifications Full list of technical specs

summary

 Xeon E5 1620 v2  vs
Core i7 4790K 
Clock speed 3.7 GHz 4 GHz
Turbo clock speed 3.9 GHz 4.4 GHz
Cores Quad core Quad core
Is unlocked No Yes

features
Has a NX bit Yes Yes
Supports trusted computing Yes No
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 No Yes

power consumption
TDP 130W 88W
Annual home energy cost 31.32 $/year 21.2 $/year
Annual commercial energy cost 113.88 $/year 77.09 $/year
Performance per watt 13.06 pt/W 11.42 pt/W
Typical power consumption 105.63W 71.5W

bus
Number of links 0 0

details

 Xeon E5 1620 v2  vs
Core i7 4790K 
Architecture x86-64 x86-64
Threads 8 8
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 10 MB 8 MB
L3 cache per core 2.5 MB/core 2 MB/core
Manufacture process 22 nm 22 nm
Max CPUs 1 1
Operating temperature Unknown - 70°C Unknown - 74.04°C

overclocking
Overclocked clock speed 4.21 GHz 4.63 GHz
Overclocked clock speed (Water) 4.03 GHz 4.8 GHz
Overclocked clock speed (Air) 4.21 GHz 4.63 GHz

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 1,250 MHz

memory controller
Memory controller Built-in Built-in
Memory type
DDR3-1866
DDR3-1600
DDR3L-1600
DDR3-1333
DDR3-1066
DDR3-800
Channels Quad Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 59,733.32 MB/s 25,600 MB/s
Maximum memory size 262,144 MB 32,768 MB
Intel Xeon E5 1620 v2
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Intel Core i7 4790K
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