Intel Core i7-5557U vs Intel Xeon W3540

Table of Contents

Physical Specifications

Socket Intel BGA 1168 Intel Socket 1366
Foundry Intel Intel
Process size 14 nm 45 nm
Transistors unknown 731 million
Die size unknown 263 mm²
Package FC-BGA1168 FC-LGA8
tCaseMax 105°C

Performance

Frequency 3.1 GHz 2.933 GHz
Turbo clock up to 3.4 GHz up to 3.2 GHz
Base clock 100 MHz 133 MHz
Multiplier 31.0x 22.0x
Multiplier unlocked No No
TDP 28 W 130 W
Voltage 1.375 V

Architecture Details

Vertical Segment Mobile Server/Workstation
Production status Active End-of-life
Release date Mar 1st, 2015 Mar 30th, 2009
Codename Broadwell-U Bloomfield
Generation Core i7 Xeon
Part SR26E SLBEX
Memory support DDR3 DDR3 Triple-channel
ECC memory No Yes
PCI Express Gen 2

Cores

Total Cores 2 4
Total Threads 4 8
SMP # CPUs 1 1
Integrated graphics Intel Iris 6100

Cache

Cache L1 64K (per core) 64K (per core)
Cache L2 256K (per core) 256K (per core)
Cache L3 4MB (shared) 8MB (shared)

Notes

Notes Intel HD frequency: 300-1100MHz

Features & Technologies

64-bit Yes
ADX Yes
EIST Yes Yes
HTT Yes Yes
Intel 64 Yes
MMX Yes Yes
PREFETCHW Yes
RDSEED Yes
SSE Yes Yes
SSE2 Yes Yes
SSE3 Yes Yes
SSE4.1 Yes
SSE4.2 Yes Yes
SSSE3 Yes Yes
Smart Cache Yes
TXT Yes
VT-x Yes Yes
XD bit Yes
XD-Bit Yes

Compare

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