INTEL

Intel Core 2 Quad Q9650

Intel processor specifications and benchmark scores

4
Cores
4
Threads
GHz Boost
95W
TDP
🖥️Integrated GPU

Intel Core 2 Quad Q9650 Specifications

⚙️

Core 2 Quad Q9650 Core Configuration

Processing cores and threading

The Intel Core 2 Quad Q9650 features 4 physical cores and 4 threads, which directly impacts multi-threaded performance in CPU benchmarks. More cores allow the processor to handle parallel workloads efficiently, improving performance in video editing, 3D rendering, and multitasking scenarios. Thread count determines how many simultaneous tasks the CPU can process, with higher thread counts benefiting productivity applications and content creation workflows.

Cores
4
Threads
4
SMP CPUs
1
⏱️

2 Quad Q9650 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Core 2 Quad Q9650 benchmark performance, measured in GHz. The base clock represents the guaranteed operating frequency, while the boost clock indicates maximum single-core performance under optimal conditions. Higher clock speeds translate to faster single-threaded performance, which is essential for gaming and applications that don't fully utilize multiple cores. The Core 2 Quad Q9650 by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
3 GHz
Boost Clock
N/A
Multiplier
9x
💾

Intel's Core 2 Quad Q9650 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the 2 Quad Q9650 processor die. L1 cache provides the fastest access for frequently used data, while L2 and L3 caches offer progressively larger storage with slightly higher latency. Larger cache sizes significantly improve CPU benchmark scores by reducing memory access times. The Core 2 Quad Q9650's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
64 KB (per core)
L2 Cache
6 MB (per die)
🏗️

Core 2 Architecture & Process

Manufacturing and design details

The Intel Core 2 Quad Q9650 is built on Intel's 45 nm manufacturing process, which determines power efficiency and thermal characteristics. Smaller process nodes allow for more transistors in the same space, enabling higher performance per watt. The architecture defines how the processor handles instructions and manages data flow, directly impacting benchmark results across different workload types. Modern CPU architectures like the one in 2 Quad Q9650 incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Core 2
Codename
Yorkfield
Process Node
45 nm
Foundry
Intel
Transistors
820 million
Die Size
2x 107 mm²
Generation
Core 2 Quad (Yorkfield)
🔢

Core 2 Instruction Set Features

Supported CPU instructions and extensions

The Core 2 Quad Q9650 by Intel supports various instruction set extensions that enable optimized performance for specific workloads. SIMD instructions like SSE and AVX accelerate multimedia, scientific computing, and AI workloads by processing multiple data points simultaneously. Features like AES-NI provide hardware-accelerated encryption, while AVX-512 (if supported) enables advanced vector processing for data centers and high-performance computing. These instruction sets are critical for software compatibility and performance in modern applications.

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

2 Quad Q9650 Power & Thermal

TDP and power specifications

The Intel Core 2 Quad Q9650 has a TDP (Thermal Design Power) of 95W, indicating the cooling solution required for sustained operation. TDP affects both system power consumption and the type of cooler needed. Lower TDP processors are ideal for compact builds and laptops, while higher TDP chips typically offer better sustained performance in demanding CPU benchmarks. Understanding power requirements helps ensure your system can deliver consistent performance without thermal throttling.

TDP
95W
🔧

Intel Socket 775 Platform & Socket

Compatibility information

The Core 2 Quad Q9650 uses the Intel Socket 775 socket, which determines motherboard compatibility. Choosing the right platform is essential for building a system around this processor. The socket type also influences available features like PCIe lanes, memory support, and upgrade paths. When comparing CPU benchmarks, ensure you're looking at processors compatible with your existing or planned motherboard to make informed purchasing decisions.

Socket
Intel Socket 775
PCIe
Gen 2
Package
FC-LGA6
DDR5

Intel Socket 775 Memory Support

RAM compatibility and speeds

Memory support specifications for the 2 Quad Q9650 define which RAM types and speeds are compatible. Faster memory can significantly improve CPU benchmark performance, especially in memory-intensive applications and gaming. The memory controller integrated into the Core 2 Quad Q9650 determines maximum supported speeds and channels. Dual-channel or quad-channel memory configurations can double or quadruple memory bandwidth, providing noticeable performance gains in content creation and scientific workloads.

Memory Type
DDR1, DDR2, DDR3
Memory Bus
Dual-channel
🖥️

Intel's Core 2 Quad Q9650 Integrated Graphics

Built-in GPU specifications

The Intel Core 2 Quad Q9650 includes integrated graphics, eliminating the need for a dedicated GPU in basic computing scenarios. Integrated graphics are ideal for office productivity, video playback, and light gaming. While not designed for demanding GPU benchmarks, the iGPU in the 2 Quad Q9650 provides hardware video encoding and decoding capabilities. This makes the processor suitable for compact builds, HTPCs, and systems where power efficiency is prioritized over gaming performance.

iGPU
On certain motherboards (Chipset feature)
Graphics Model
On certain motherboards (Chipset feature)
📦

Core 2 Quad Q9650 Product Information

Release and pricing details

The Intel Core 2 Quad Q9650 is manufactured by Intel and represents their commitment to delivering competitive CPU performance. Understanding the release date and pricing helps contextualize benchmark comparisons with other processors from the same generation. Launch pricing provides a baseline for evaluating value, though street prices often differ. Whether you're building a new system or upgrading, the Core 2 Quad Q9650 by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Aug 2008
Market
Desktop
Status
End-of-life
Part Number
SLB8W

Core 2 Quad Q9650 Benchmark Scores

📊

No benchmark data available for this CPU.

About Intel Core 2 Quad Q9650

The Intel Core 2 Quad Q9650 represents the pinnacle of the Yorkfield 45nm generation, bringing a full four physical cores to the mainstream LGA 775 platform. Its 3.00 GHz base clock and 95W TDP reflected a mature and efficient design for its era, though the lack of Hyper-Threading meant it operated with just four threads. When investigating its performance, the Intel Core 2 Quad Q9650 was a formidable multitasker and a strong performer in well-threaded applications of its time, competing directly with AMD's Phenom II X4 lineup. For enthusiasts building a capable legacy system, this processor remains a sought-after component. Consider these key points for a deeper dive:

  1. Architecture: Built on a 45nm process, the Yorkfield core combined two dual-core dies into a single package.
  2. Performance Profile: Excelled in multi-threaded workloads but was often outpaced in single-threaded tasks by higher-clocked dual-core contemporaries.
  3. Platform: Required a compatible LGA 775 motherboard with robust power delivery to leverage its full potential.
  4. Legacy Value: The Intel Core 2 Quad Q9650 is now a classic CPU, often used in retro gaming or budget-friendly legacy builds.

Its competitive positioning was clear: it served as Intel's flagship quad-core offering before the Nehalem architecture revolutionized the market with integrated memory controllers. For modern build recommendations, the Intel Core 2 Quad Q9650 is purely a component for specific legacy or nostalgic projects, as its performance is vastly outstripped by even entry-level contemporary processors. It demands pairing with period-correct components like DDR2 memory and a capable discrete GPU to recreate a high-end 2008-2009 system.

The AMD Equivalent of Core 2 Quad Q9650

Looking for a similar processor from AMD? The AMD Ryzen 5 1400 offers comparable performance and features in the AMD lineup.

AMD Ryzen 5 1400

AMD • 4 Cores

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