Intel Core 2 Quad Q8300 vs Intel Core 2 Quad Q9300

Comparative analysis of Intel Core 2 Quad Q8300 and Intel Core 2 Quad Q9300 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).

Intel Core 2 Quad Q8300

Intel Core 2 Quad Q9300

Differences

Reasons to consider the Intel Core 2 Quad Q8300

CPU is newer: launch date 8 month(s) later
Around 14% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 0.538 vs 0.473

Specifications (specs)
Launch date	November 2008 vs March 2008
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.538 vs 0.473

Reasons to consider the Intel Core 2 Quad Q9300

Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 2% better performance in PassMark - Single thread mark: 1082 vs 1061
Around 5% better performance in PassMark - CPU mark: 1996 vs 1906
Around 3% better performance in Geekbench 4 - Single Core: 348 vs 337
Around 1% better performance in Geekbench 4 - Multi-Core: 1074 vs 1061
Around 53% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 24.465 vs 15.964

Specifications (specs)
L2 cache	6144 KB vs 4096 KB
Benchmarks
PassMark - Single thread mark	1082 vs 1061
PassMark - CPU mark	1996 vs 1906
Geekbench 4 - Single Core	348 vs 337
Geekbench 4 - Multi-Core	1074 vs 1061
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	24.465 vs 15.964

Compare benchmarks

CPU 1: Intel Core 2 Quad Q8300
CPU 2: Intel Core 2 Quad Q9300

PassMark - Single thread mark

CPU 1

CPU 2

1061

1082

PassMark - CPU mark

CPU 1

CPU 2

1906

1996

Geekbench 4 - Single Core

CPU 1

CPU 2

337

348

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1061

1074

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

0.538

0.473

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

CPU 1

CPU 2

15.964

24.465

Name	Intel Core 2 Quad Q8300	Intel Core 2 Quad Q9300
PassMark - Single thread mark	1061	1082
PassMark - CPU mark	1906	1996
Geekbench 4 - Single Core	337	348
Geekbench 4 - Multi-Core	1061	1074
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.538	0.473
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	15.964	24.465
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.135
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.117
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	3.999

Compare specifications (specs)

	Intel Core 2 Quad Q8300	Intel Core 2 Quad Q9300
Essentials
Architecture codename	Yorkfield	Yorkfield
Launch date	November 2008	March 2008
Place in performance rating	3088	2879
Price now	$49.99	$49.99
Processor Number	Q8300	Q9300
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Value for money (0-100)	17.60	18.63
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	2.50 GHz	2.50 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	2.5 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)