c 2 Quad Q9400 specifications
General information
Type
CPU / Microprocessor
Market segment
Desktop
Family
CPU part numbers
AT80580PJ0676M is an OEM/tray microprocessor
BX80580Q9400 is a boxed processor with fan and heatsink (English version)
BXC80580Q9400 is a boxed processor with fan and heatsink (Chinese version)
Frequency ?
2667 MHz
Bus speed ?
1333 MHz
Clock multiplier ?
8
1.48'' x 1.48'' (3.75 cm x 3.75 cm)
Socket 775
S-spec numbers
Architecture / Microarchitecture
Microarchitecture
c
Processor c ?
Yorkfield
c stepping ?
R0 (QHHU, SLB6B)
CPUID
1067A (QHHU, SLB6B)
Manufacturing process
0.045 micron
456 million transistors
Die
164mm2
Data width
64 bit
The number of CPU cores
4
The number of threads
4
Floating Point Unit
Integrated
Level 1 cache size ?
4 x 32 KB 8-way set associative instruction caches
4 x 32 KB 8-way set associative data caches
Level 2 cache size ?
2 x 3 MB 12-way set associative caches (each L2 cache is shared between 2 cores)
Multiprocessing
Uniprocessor
Extensions and Technologies
MMX instructions
SSE / Streaming SIMD Extensions
SSE2 / Streaming SIMD Extensions 2
SSE3 / Streaming SIMD Extensions 3
SSSE3 / Supplemental Streaming SIMD Extensions 3
SSE4.1 / Streaming SIMD Extensions 4.1 ?
VT-x / Virtualization technology ?
VT-d / Virtualization for directed I/O
Security Features
NX / XD / Execute disable bit ?
TXT / Trusted Execution technology
Low power features
Enhanced / technology ?
Stop Grant state ?
Halt state
Extended Halt state
Extended Stop Grant State
Sleep state ?
Deep Sleep state ?
Deeper Sleep state ?
Integrated peripherals / components
Integrated graphics
None
Electrical / Thermal parameters
V c ?
0.85V - 1.3625V
Minimum/Maximum operating temperature ?
5°C - 71.4°C
Minimum/Maximum power dissipation ?
12 Watt (TDP in extended HALT state) / 132.48 Watt
Thermal Design Power ?
95 Watt
Notes on c 2 Quad Q9400
Binary compatible with 32-bit x86 software
Bus frequency is 333 MHz. Because the processor uses Quad Data Rate bus the effective bus speed is 1333 MHz
Part AT80580PJ0676M is manufactured in halide-free package
BXC80580Q9400 is a Chinese version