Intel Core i5-520E vs Intel Core 2 Quad Q9550

Comparative analysis of Intel Core i5-520E and Intel Core 2 Quad Q9550 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. 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 - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

Intel Core i5-520E

Intel Core 2 Quad Q9550

Differences

Reasons to consider the Intel Core i5-520E

Around 47% higher maximum core temperature: 105°C vs 71.4°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
2.7x lower typical power consumption: 35 Watt vs 95 Watt

Maximum core temperature	105°C vs 71.4°C
Manufacturing process technology	32 nm vs 45 nm
Thermal Design Power (TDP)	35 Watt vs 95 Watt

Reasons to consider the Intel Core 2 Quad Q9550

2 more cores, run more applications at once: 4 vs 2

Number of cores	4 vs 2

Compare benchmarks

CPU 1: Intel Core i5-520E
CPU 2: Intel Core 2 Quad Q9550

Name	Intel Core i5-520E	Intel Core 2 Quad Q9550
PassMark - Single thread mark		1221
PassMark - CPU mark		2340
Geekbench 4 - Single Core		412
Geekbench 4 - Multi-Core		1299
3DMark Fire Strike - Physics Score		0
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		0.612
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		30.904
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.175
CompuBench 1.5 Desktop - Video Composition (Frames/s)		1.258
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		4.476

Compare specifications (specs)

	Intel Core i5-520E	Intel Core 2 Quad Q9550
Essentials
Architecture codename	Arrandale	Yorkfield
Launch date	Q1'10	Q1'08
Place in performance rating	not rated	2929
Processor Number	i5-520E	Q9550
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Launched	Discontinued
Vertical segment	Embedded	Desktop
Performance
64 bit support
Base frequency	2.40 GHz	2.83 GHz
Bus Speed	2.5 GT/s DMI	1333 MHz FSB
Die size	81 mm2	214 mm2
Manufacturing process technology	32 nm	45 nm
Maximum core temperature	105°C	71.4°C
Maximum frequency	2.93 GHz
Number of cores	2	4
Number of threads	4
Transistor count	382 million	820 million
VID voltage range		0.8500V-1.3625V
Memory
Max memory channels	2
Maximum memory bandwidth	17.1 GB/s
Maximum memory size	8.79 GB
Supported memory types	DDR3 800/1066
Graphics
Graphics base frequency	500 MHz
Graphics max dynamic frequency	766 MHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® Flexible Display Interface (Intel® FDI)
Graphics interfaces
Number of displays supported	2
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1
Package Size	BGA 34mmX28mm	37.5mm x 37.5mm
Sockets supported	BGA1288	LGA775
Thermal Design Power (TDP)	35 Watt	95 Watt
Peripherals
Max number of PCIe lanes	1
PCI Express revision	2.0
PCIe configurations	1X16, 2X8
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)	36-bit
Thermal Monitoring
FSB parity
Intel® Demand Based Switching
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)