Intel Core i7-4820K vs Intel Xeon E5-1620

Table of Contents

Physical Specifications

Socket Intel Socket 2011 Intel Socket 2011
Foundry Intel Intel
Process size 22 nm 32 nm
Transistors 1,860 million 1,270 million
Die size 257 mm² 294 mm²
Package FC-LGA10 FC-LGA10

Performance

Frequency 3.7 GHz 3.6 GHz
Turbo clock up to 3.9 GHz up to 3.8 GHz
Base clock 100 MHz 100 MHz
Multiplier 37.0x 36.0x
Multiplier unlocked Yes No
Voltage 1.35 V 1.35 V
TDP 130 W 130 W

Architecture Details

Vertical Segment Desktop Server/Workstation
Production status unknown unknown
Release date Sep 1st, 2013 Mar 6th, 2012
Codename Ivy Bridge-E Sandy Bridge-E
Generation Core i7 Xeon E5
Part SR1AU SR0LC
Memory support DDR3 Quad-channel DDR3 Quad-channel
ECC memory No Yes
PCI Express Gen 3 Gen 3

Cores

Total Cores 4 4
Total Threads 8 8
SMP # CPUs 1 1
Integrated graphics

Cache

Cache L1 64K (per core) 64K (per core)
Cache L2 256K (per core) 256K (per core)
Cache L3 10MB (shared) 10MB (shared)

Notes

Notes This processor comes with an unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking.

Features & Technologies

AES-NI Yes Yes
AVX Yes Yes
EIST Yes Yes
HTT Yes Yes
Intel 64 Yes Yes
MMX Yes Yes
SSE Yes Yes
SSE2 Yes Yes
SSE3 Yes Yes
SSE4.2 Yes Yes
SSSE3 Yes Yes
TXT Yes
VT-d Yes
VT-x Yes Yes
XD bit Yes Yes

Compare

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