Intel Core i5-3570K vs Intel Xeon E5645

Table of Contents

Physical Specifications

Socket Intel Socket 1155 Intel Socket 1366
Foundry Intel Intel
Process size 22 nm 32 nm
Transistors 1,400 million 1,170 million
Die size 160 mm² 239 mm²
Package FC-LGA12C FC-LGA10
tCaseMax 67°C

Performance

Frequency 3.4 GHz 2.4 GHz
Turbo clock up to 3.8 GHz up to 2.666 GHz
Base clock 100 MHz 133 MHz
Multiplier 34.0x 18.0x
Multiplier unlocked Yes No
Voltage 1.2 V 1.35 V
TDP 77 W 80 W

Architecture Details

Vertical Segment Desktop Server/Workstation
Production status End-of-life End-of-life
Release date Apr 29th, 2012 Mar 16th, 2010
Codename Ivy Bridge Westmere-EP
Generation Core i5 Xeon
Part SR0PM SLBWZ
Memory support DDR3 Dual-channel DDR3 Triple-channel
ECC memory No Yes
PCI Express Gen 3, 16 Lanes(CPU only) Gen 2

Cores

Total Cores 4 6
Total Threads 4 12
SMP # CPUs 1 2
Integrated graphics Intel HD 4000

Cache

Cache L1 64K (per core) 64K (per core)
Cache L2 256K (per core) 256K (per core)
Cache L3 6MB (shared) 12MB (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. Intel HD 4000 frequency: 650-1150MHz

Features & Technologies

5.86GT/s QPI Yes
AES-NI Yes Yes
AVX Yes
EIST Yes Yes
HTT 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-x Yes Yes
XD bit Yes
XD-Bit Yes

Compare

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