AMD Athlon II X4 638 vs Intel Core i7-3555LE

Table of Contents

Physical Specifications

Socket AMD Socket FM1 Intel BGA 1023
Process size 32 nm 22 nm
Transistors 1,178 million unknown
Die size 228 mm² 118 mm²
Package µPGA FC-BGA12F
Foundry Intel

Performance

Frequency 2.7 GHz 2.5 GHz
Turbo clock up to 3.2 GHz
Base clock 100 MHz 100 MHz
Multiplier 27.0x 25.0x
Multiplier unlocked No No
Voltage 1.4125 V
TDP 65 W 25 W

Architecture Details

Vertical Segment Desktop Mobile
Production status unknown unknown
Release date Feb 6th, 2012 Jun 3rd, 2012
Codename Llano Ivy Bridge
Generation Athlon II X4 Core i7
Part AD638XOJZ43GXAD638XOJGXBOX SR0T5
Memory support DDR3 Dual-channel unknown Dual-channel
ECC memory No No

Cores

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

Cache

Cache L1 128K (per core) 64K (per core)
Cache L2 1MB (per core) 256K (per core)
Cache L3 4MB (shared)

Features & Technologies

3DNow! Yes
AES-NI Yes
AMD-V Yes
AMD64 Yes
AVX Yes
EIST Yes
HTT Yes
Intel 64 Yes
MMX Yes Yes
NX bit Yes
SSE Yes Yes
SSE2 Yes Yes
SSE3 Yes Yes
SSE4.2 Yes
SSE4A Yes
SSSE3 Yes
TXT Yes
VT-d Yes
VT-x Yes
XD bit Yes

Notes

Notes ECC memory support. Intel HD 4000 frequency: 550-1000MHz

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