Intel Core 2 Quad Q9500 vs Intel Core 2 Duo E8500

Comparative analysis of Intel Core 2 Quad Q9500 and Intel Core 2 Duo E8500 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Security & Reliability, Advanced Technologies, Virtualization, Memory. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score, 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 - Bitcoin Mining (mHash/s).

Intel Core 2 Quad Q9500

Intel Core 2 Duo E8500

Differences

Reasons to consider the Intel Core 2 Quad Q9500

2 more cores, run more applications at once: 4 vs 2
Around 76% better performance in PassMark - CPU mark: 2224 vs 1262
Around 62% better performance in Geekbench 4 - Multi-Core: 1225 vs 754
2.2x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 0.762 vs 0.344
Around 22% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 28.113 vs 23.046
Around 84% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.158 vs 0.086

Specifications (specs)
Number of cores	4 vs 2
Benchmarks
PassMark - CPU mark	2224 vs 1262
Geekbench 4 - Multi-Core	1225 vs 754
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.762 vs 0.344
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	28.113 vs 23.046
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.158 vs 0.086

Reasons to consider the Intel Core 2 Duo E8500

Around 1% higher maximum core temperature: 72.4°C vs 71.4°C
Around 46% lower typical power consumption: 65 Watt vs 95 Watt
Around 9% better performance in PassMark - Single thread mark: 1321 vs 1215
Around 11% better performance in Geekbench 4 - Single Core: 439 vs 395

Specifications (specs)
Maximum core temperature	72.4°C vs 71.4°C
Thermal Design Power (TDP)	65 Watt vs 95 Watt
Benchmarks
PassMark - Single thread mark	1321 vs 1215
Geekbench 4 - Single Core	439 vs 395

Compare benchmarks

CPU 1: Intel Core 2 Quad Q9500
CPU 2: Intel Core 2 Duo E8500

PassMark - Single thread mark

CPU 1

CPU 2

1215

1321

PassMark - CPU mark

CPU 1

CPU 2

2224

1262

Geekbench 4 - Single Core

CPU 1

CPU 2

395

439

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1225

754

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

0.762

0.344

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

CPU 1

CPU 2

28.113

23.046

CompuBench 1.5 Desktop - T-Rex (Frames/s)

CPU 1

CPU 2

0.158

0.086

Name	Intel Core 2 Quad Q9500	Intel Core 2 Duo E8500
PassMark - Single thread mark	1215	1321
PassMark - CPU mark	2224	1262
Geekbench 4 - Single Core	395	439
Geekbench 4 - Multi-Core	1225	754
3DMark Fire Strike - Physics Score	0
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.762	0.344
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	28.113	23.046
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.158	0.086
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		2.496

Compare specifications (specs)

	Intel Core 2 Quad Q9500	Intel Core 2 Duo E8500
Essentials
Architecture codename	Yorkfield	Wolfdale
Place in performance rating	2847	2856
Processor Number	Q9500	E8500
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Vertical segment	Desktop	Desktop
Launch date		August 2008
Price now		$39.99
Value for money (0-100)		16.84
Performance
64 bit support
Base frequency	2.83 GHz	3.16 GHz
Bus Speed	1333 MHz FSB	1333 MHz FSB
Die size	164 mm2	107 mm2
Manufacturing process technology	45 nm	45 nm
Maximum core temperature	71.4°C	72.4°C
Number of cores	4	2
Transistor count	456 million	410 million
VID voltage range	0.8500V-1.3625V	0.8500V-1.3625V
L1 cache		64 KB
L2 cache		6144 KB
Maximum case temperature (TCase)		72 °C
Maximum frequency		3.33 GHz
Compatibility
Low Halogen Options Available
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Sockets supported	LGA775	LGA775
Thermal Design Power (TDP)	95 Watt	65 Watt
Max number of CPUs in a configuration		1
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
FSB parity
Intel® AES New Instructions
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Memory
Supported memory types		DDR1, DDR2, DDR3