Intel Core 2 Extreme QX9775 Processor

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Core 2 Extreme QX9775 is a desktop processor from Intel released on 24 March 2008, and it is in end-of-life production status now. It belongs to Core 2 Extreme family and has a Yorkfield architecture. This processor is built on Intel Socket 771, and uses unknown PCI express connection. 45 nm process is used in production.

Processor has 4 cores and 4 threads, with the base frequency of 3.2 GHz. It has DDR2 memory support. As for the cache, it supports L1 64K (per core) and L2 12MB (shared).

Learn more about Intel Core 2 Extreme QX9775:

Specifications

Vertical Segment
Desktop
Release date
24 March 2008
Production status
End-of-life
Generation
Core 2 Extreme
Codename
Yorkfield
Socket
Intel Socket 771
Total Cores
4
Total Threads
4
Frequency
3.2 GHz
Turbo clock
N/A
Cache L1
64K (per core)
Cache L2
12MB (shared)
TDP
150 W

Physical Specifications

Socket
Intel Socket 771
Foundry
Intel
Process size
45 nm
Transistors
820 million
Die size
2x 107 mm²
Package
FC-LGA6
tCaseMax
63°C

Performance

Frequency
3.2 GHz
Turbo clock
N/A
Base clock
400 MHz
Multiplier
8.0x
Multiplier unlocked
Yes
Voltage
1.35 V
TDP
150 W

Architecture Details

Vertical Segment
Desktop
Production status
End-of-life
Release date
24 March 2008
Codename
Yorkfield
Generation
Core 2 Extreme
Part
EU80574XL088N
Memory support
DDR2
ECC memory
No

Cores

Total Cores
4
Total Threads
4
SMP # CPUs
1
Integrated graphics
N/A

Cache

Cache L1
64K (per core)
Cache L2
12MB (shared)

Notes

Notes
Being an Extreme Edition processor, it features an unlocked FSB multiplier that allows users to set the multiplier value above its shipped value. Unlike the QX9770, this chip uses the LGA-771 socket and is only compatible with Intel D5400XS "Skulltrail",

Features & Technologies

  • MMX
  • SSE
  • SSE2
  • SSE3
  • SSSE3
  • SSE4.1
  • EIST
  • Intel 64
  • VT-x

Drivers

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Benchmark & Performance

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