Intel Core 2 Quad Q8300 vs Intel Core 2 Quad Q9400

Comparative analysis of Intel Core 2 Quad Q8300 and Intel Core 2 Quad Q9400 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), 3DMark Fire Strike - Physics Score.

 

Differences

Reasons to consider the Intel Core 2 Quad Q8300

  • CPU is newer: launch date 3 month(s) later
  • 11.9x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 1.117 vs 0.094
Specifications (specs)
Launch date November 2008 vs August 2008
Benchmarks
CompuBench 1.5 Desktop - Video Composition (Frames/s) 1.117 vs 0.094

Reasons to consider the Intel Core 2 Quad Q9400

  • Around 7% higher clock speed: 2.67 GHz vs 2.5 GHz
  • Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later
  • Around 7% better performance in PassMark - Single thread mark: 1139 vs 1061
  • Around 13% better performance in PassMark - CPU mark: 2150 vs 1906
  • Around 12% better performance in Geekbench 4 - Single Core: 376 vs 337
  • Around 8% better performance in Geekbench 4 - Multi-Core: 1151 vs 1061
  • Around 7% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 0.574 vs 0.538
  • Around 66% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 26.509 vs 15.964
  • Around 1% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.136 vs 0.135
  • Around 5% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 4.189 vs 3.999
Specifications (specs)
Maximum frequency 2.67 GHz vs 2.5 GHz
L2 cache 6144 KB vs 4096 KB
Benchmarks
PassMark - Single thread mark 1139 vs 1061
PassMark - CPU mark 2150 vs 1906
Geekbench 4 - Single Core 376 vs 337
Geekbench 4 - Multi-Core 1151 vs 1061
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 0.574 vs 0.538
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 26.509 vs 15.964
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.136 vs 0.135
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 4.189 vs 3.999

Compare benchmarks

CPU 1: Intel Core 2 Quad Q8300
CPU 2: Intel Core 2 Quad Q9400

PassMark - Single thread mark
CPU 1
CPU 2
1061
1139
PassMark - CPU mark
CPU 1
CPU 2
1906
2150
Geekbench 4 - Single Core
CPU 1
CPU 2
337
376
Geekbench 4 - Multi-Core
CPU 1
CPU 2
1061
1151
CompuBench 1.5 Desktop - Face Detection (mPixels/s)
CPU 1
CPU 2
0.538
0.574
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
CPU 1
CPU 2
15.964
26.509
CompuBench 1.5 Desktop - T-Rex (Frames/s)
CPU 1
CPU 2
0.135
0.136
CompuBench 1.5 Desktop - Video Composition (Frames/s)
CPU 1
CPU 2
1.117
0.094
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
CPU 1
CPU 2
3.999
4.189
Name Intel Core 2 Quad Q8300 Intel Core 2 Quad Q9400
PassMark - Single thread mark 1061 1139
PassMark - CPU mark 1906 2150
Geekbench 4 - Single Core 337 376
Geekbench 4 - Multi-Core 1061 1151
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 0.538 0.574
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 15.964 26.509
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.135 0.136
CompuBench 1.5 Desktop - Video Composition (Frames/s) 1.117 0.094
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 3.999 4.189
3DMark Fire Strike - Physics Score 0

Compare specifications (specs)

Intel Core 2 Quad Q8300 Intel Core 2 Quad Q9400

Essentials

Architecture codename Yorkfield Yorkfield
Launch date November 2008 August 2008
Place in performance rating 3088 3130
Price now $49.99 $33.98
Processor Number Q8300 Q9400
Series Legacy Intel® Core™ Processors Legacy Intel® Core™ Processors
Status Discontinued Discontinued
Value for money (0-100) 17.60 28.99
Vertical segment Desktop Desktop

Performance

64 bit support
Base frequency 2.50 GHz 2.66 GHz
Bus Speed 1333 MHz FSB 1333 MHz FSB
Die size 164 mm2 164 mm2
L1 cache 256 KB 256 KB
L2 cache 4096 KB 6144 KB
Manufacturing process technology 45 nm 45 nm
Maximum case temperature (TCase) 71 °C 71 °C
Maximum core temperature 71.4°C 71.4°C
Maximum frequency 2.5 GHz 2.67 GHz
Number of cores 4 4
Transistor count 456 million 456 million
VID voltage range 0.8500V-1.3625V 0.8500V-1.3625V

Memory

Supported memory types DDR1, DDR2, DDR3 DDR1, DDR2, DDR3

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 1
Package Size 37.5mm x 37.5mm 37.5mm x 37.5mm
Sockets supported LGA775 LGA775
Thermal Design Power (TDP) 95 Watt 95 Watt

Security & Reliability

Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)

Advanced Technologies

Enhanced Intel SpeedStep® technology
FSB parity
Idle States
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)