Intel Core 2 Extreme QX9775

Intel Core 2 Extreme QX9775
Benchmarks & Specs

Last updated:
The Intel Core 2 Extreme QX9775 once represented the absolute pinnacle of processor technology. It was developed for demanding users. For enthusiasts who wanted no compromises in performance, it was the right choice. Manufactured using the then highly modern 45-nm process, this processor offered impressive efficiency.

This was a technical milestone in the industry at the time. Its advanced quad-core architecture enabled remarkably smooth multitasking. It also mastered very computationally intensive applications with ease. This feature was highly valued at the time. With its generous 12 MB L2 cache, important data was always available with lightning speed.

This noticeably accelerated work processes. It ensured a responsive usage. The addition of Extreme in the name was no coincidence. This processor was explicitly designed for passionate gamers. It delivered the necessary computing power to handle even the most demanding game titles of the era.

We often observed how it effortlessly rendered the most complex graphics scenes. It was an excellent choice for anyone looking to get maximum performance from their system. Its design was based on the highest demands for speed and reliability. The Yorkfield architecture formed the solid foundation.
  • Quad-Core Architecture
  • 45-nm Manufacturing Process
  • Generous 12 MB L2 Cache
  • Designed for Demanding Gamers

Performance Overview
Average performance across multiple benchmarks

Single-core performance
Rank ? / ?
In segment Desktop
Multi-core performance
Rank ? / ?
In segment Desktop
Geekbench 5, 64bit Single-Core

Geekbench 5, 64bit Single-Core
Single-core performance

Intel Pentium E6800
2C / 2T · 3.33 GHz
457
Intel Core2 Duo E7500
2C / 2T · 2.93 GHz
455
Intel Core 2 Extreme QX9775
4C / 4T · 3.20 GHz
454
Intel Core 2 Extreme QX9770
4C / 4T · 3.20 GHz
451
AMD A4-6300
2C / 2T · 3.90 GHz
449
Geekbench 5, 64bit Multi-Core

Geekbench 5, 64bit Multi-Core
Multi-core performance

Intel Core i5-3470T
2C / 4T · 2.90 GHz
1,621
AMD FX-4350
AMD FX-4350 100 %
4C / 4T · 4.30 GHz
1,598
Intel Core 2 Extreme QX9775
4C / 4T · 3.20 GHz
1,592
Intel Celeron G4920
2C / 2T · 3.20 GHz
1,588
AMD Phenom II X4 975
4C / 4T · 3.60 GHz
1,587

More benchmarks

At a glance

PropertyValue
FamilyIntel Core2 Extreme (7)
CPU groupIntel Core 2 Extreme QX9000 (3)
ArchitectureYorkfield (Penryn)
Technology45 nm
SegmentDesktop
SocketLGA 775
Generation2
Predecessor
Successor

CPU Cores and Base Frequency

PropertyValue
CPU Cores / Threads4 / 4
Hyperthreading / SMT
Core architecturenormal
Cores: 4x
Frequency: 3.20 GHz
Turbo Frequency (1 Core):
Turbo Frequency (4 Cores):
L2-Cache12.00 MB
L3-Cache
OverclockingYes

Memory & PCIe

Memory typeMemory bandwidth
DDR3-1066
DDR2-800
17.1 GB/s
12.8 GB/s
PropertyValue
Max. Memory16 GB
Memory channels2
ECC
PCIe
PCIe Bandwidth

Thermal Management

PropertyValue
TDP150 W
TDP (PL2)
TDP up
TDP down
T. junction max.

Technical details

PropertyValue
Chip designMonolithic
AES-NI
Operating systemsWindows 10, Linux
Instruction setx86-64 (64 bit)
ISA extensionsMMX, SSE2, SSE3, SSE4.1
Release dateQ1/2008
Release price
DocumentsTechnical data sheet
Intel Core 2 Extreme QX9775
Intel Core 2 Extreme QX9775
Buy now on Amazon and save! Buy on Amazon