Intel Core 2 Quad Q8400s vs Intel Core 2 Quad Q9505s

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CPU comparison with benchmarks


Intel Core 2 Quad Q8400s CPU1 vs CPU2 Intel Core 2 Quad Q9505s
Intel Core 2 Quad Q8400s Intel Core 2 Quad Q9505s

CPU comparison

Intel Core 2 Quad Q8400s or Intel Core 2 Quad Q9505s - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core 2 Quad Q8400s has 4 cores with 4 threads and clocks with a maximum frequency of 2.66 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Core 2 Quad Q8400s was released in Q2/2009.

The Intel Core 2 Quad Q9505s has 4 cores with 4 threads and clocks with a maximum frequency of 2.83 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The Intel Core 2 Quad Q9505s was released in Q3/2009.
Intel Core2 Quad (19) Family Intel Core2 Quad (19)
Intel Core 2 Quad Q8000/Q9000 (16) CPU group Intel Core 2 Quad Q8000/Q9000 (16)
2 Generation 2
Yorkfield (Penryn) Architecture Yorkfield (Penryn)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core 2 Quad Q8400s is a 4 core processor with a clock frequency of 2.66 GHz. The Intel Core 2 Quad Q9505s has 4 CPU cores with a clock frequency of 2.83 GHz.
Intel Core 2 Quad Q8400s Characteristic Intel Core 2 Quad Q9505s
4 Cores 4
4 Threads 4
normal Core architecture normal
No Hyperthreading No
No Overclocking ? No
2.66 GHz Frequency 2.83 GHz
-- Turbo Frequency (1 Core) --
-- Turbo Frequency (All Cores) --

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.
Intel Core 2 Quad Q8400s Characteristic Intel Core 2 Quad Q9505s
-- AI hardware --
-- AI specifications --

Internal Graphics

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.
no iGPU GPU no iGPU
GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
Technology
Max. displays
-- Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- DirectX Version --

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
no iGPU GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

The Intel Core 2 Quad Q8400s supports a maximum of 16 GB of memory in 2 memory channels. The Intel Core 2 Quad Q9505s can connect up to 16 GB of memory in 2 memory channels.
Intel Core 2 Quad Q8400s Characteristic Intel Core 2 Quad Q9505s
DDR3-1066, DDR2-800 Memory DDR3-1066, DDR2-800
16 GB Max. Memory 16 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
17.1 GB/s Max. Bandwidth 17.1 GB/s
No ECC No
4.00 MB L2 Cache 6.00 MB
-- L3 Cache --
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core 2 Quad Q8400s has a TDP of 65 W, that of the Intel Core 2 Quad Q9505s is 65 W.
Intel Core 2 Quad Q8400s Characteristic Intel Core 2 Quad Q9505s
65 W TDP (PL1 / PBP) 65 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Core 2 Quad Q8400s has a 4.00 MB cache, while the Intel Core 2 Quad Q9505s cache has a total of 6.00 MB.
Intel Core 2 Quad Q8400s Characteristic Intel Core 2 Quad Q9505s
45 nm Technology 45 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
MMX, SSE2, SSE3, SSE4.1 ISA extensions MMX, SSE2, SSE3, SSE4.1
LGA 775 Socket LGA 775
VT-x, VT-d Virtualization VT-x, VT-d
No AES-NI No
Windows 10, Linux Operating systems Windows 10, Linux
Q2/2009 Release date Q3/2009
-- Release price --
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Devices using this processor
Intel Core 2 Quad Q8400s Intel Core 2 Quad Q9505s
Unknown Unknown

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