AMD Phenom II X4 945 (125W) vs Intel Core 2 Extreme X7900

Table of Contents

Physical Specifications

Socket AMD Socket AM3 Intel Socket P
Process size 45 nm 65 nm
Transistors 758 million unknown
Die size 258 mm² 143 mm²
Package µPGA FC-PGA
Foundry Intel

Performance

Frequency 3 GHz 2.8 GHz
Turbo clock
Base clock 200 MHz 200 MHz
Multiplier 15.0x 14.0x
Multiplier unlocked No No
Voltage 1.5 V 1.3 V
TDP 125 W 44 W

Architecture Details

Vertical Segment Desktop Mobile
Production status End-of-life End-of-life
Release date Apr 23rd, 2009 Aug 1st, 2007
Codename Deneb Merom XE
Generation Phenom II X4 Core 2 Extreme
Part HDX945FBK4DGIHDX945FBGIBOX SLAF4SLA33
Memory support DDR3 Dual-channel DDR1
ECC memory No No
PCI Express Gen 2

Cores

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

Cache

Cache L1 128K (per core) 64K
Cache L2 512K (per core) 4MB
Cache L3 6MB (shared)

Features & Technologies

3DNow! Yes
AMD-V Yes
AMD64 Yes
EIST Yes
Intel 64 Yes
MMX Yes Yes
NX bit Yes
SSE Yes Yes
SSE2 Yes Yes
SSE3 Yes Yes
SSE4A Yes
SSSE3 Yes
TXT Yes
VT-x Yes
XD bit Yes
iAMT2 Yes

Compare

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