Intel Core i5-580M vs Intel Xeon E5603

Table of Contents

Physical Specifications

Socket Intel Socket G1 Intel Socket 1366
Foundry Intel Intel
Process size 32 nm 32 nm
Transistors 382 million 1,170 million
Die size 81 mm² 239 mm²
Package rPGA FC-LGA10

Performance

Frequency 2.667 GHz 1600 MHz
Turbo clock up to 3.333 GHz
Base clock 133 MHz 133 MHz
Multiplier 20.0x 12.0x
Multiplier unlocked No No
TDP 35 W 80 W
Voltage 1.35 V

Architecture Details

Vertical Segment Mobile Server/Workstation
Production status End-of-life End-of-life
Release date Sep 26th, 2010 Feb 14th, 2011
Codename Arrandale Westmere-EP
Generation Core i5 Xeon
Part unknown SLC2F
Memory support DDR3 DDR3 Triple-channel
ECC memory No Yes
PCI Express Gen 2 Gen 2

Cores

Total Cores 2 4
Total Threads 4 4
SMP # CPUs 1 2
Integrated graphics

Cache

Cache L1 64K (per core) 64K (per core)
Cache L2 256K (per core) 256K (per core)
Cache L3 3MB (shared) 4MB (shared)

Notes

Notes 177M GPU Transistors

Features & Technologies

4.8GT/s QPI Yes
AES-NI Yes Yes
EIST Yes Yes
HTT Yes
Intel 64 Yes Yes
MMX Yes 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 Yes
Turbo Boost Yes
VT-d Yes
VT-x Yes Yes
XD bit Yes
XD-Bit Yes

Compare

Sysrqmts browser extension icon
Stop overpaying for PC games!
See cheapest prices in Steam store with our browser extension.