Intel Core 2 Quad Q9505 vs Intel Atom D2500

Comparative analysis of Intel Core 2 Quad Q9505 and Intel Atom D2500 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Security & Reliability, Advanced Technologies, Virtualization, Memory, Graphics, Graphics interfaces, Peripherals. 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 Q9505

Intel Atom D2500

Differences

Reasons to consider the Intel Core 2 Quad Q9505

2 more cores, run more applications at once: 4 vs 2
3.6x better performance in PassMark - Single thread mark: 1181 vs 326
8.7x better performance in PassMark - CPU mark: 2132 vs 246
Around 32% better performance in Geekbench 4 - Multi-Core: 1222 vs 925

Specifications (specs)
Number of cores	4 vs 2
Benchmarks
PassMark - Single thread mark	1181 vs 326
PassMark - CPU mark	2132 vs 246
Geekbench 4 - Multi-Core	1222 vs 925

Reasons to consider the Intel Atom D2500

Around 40% higher maximum core temperature: 100 °C vs 71.4°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
9.5x lower typical power consumption: 10 Watt vs 95 Watt
Around 60% better performance in Geekbench 4 - Single Core: 611 vs 382

Specifications (specs)
Maximum core temperature	100 °C vs 71.4°C
Manufacturing process technology	32 nm vs 45 nm
Thermal Design Power (TDP)	10 Watt vs 95 Watt
Benchmarks
Geekbench 4 - Single Core	611 vs 382

Compare benchmarks

CPU 1: Intel Core 2 Quad Q9505
CPU 2: Intel Atom D2500

PassMark - Single thread mark

CPU 1

CPU 2

1181

326

PassMark - CPU mark

CPU 1

CPU 2

2132

246

Geekbench 4 - Single Core

CPU 1

CPU 2

382

611

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1222

925

Name	Intel Core 2 Quad Q9505	Intel Atom D2500
PassMark - Single thread mark	1181	326
PassMark - CPU mark	2132	246
Geekbench 4 - Single Core	382	611
Geekbench 4 - Multi-Core	1222	925
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.676
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	24.212
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.138
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.248
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.253

Compare specifications (specs)

	Intel Core 2 Quad Q9505	Intel Atom D2500
Essentials
Architecture codename	Yorkfield	Cedarview
Launch date	Q3'09	28 December 2011
Place in performance rating	2891	2913
Processor Number	Q9505	D2500
Series	Legacy Intel® Core™ Processors	Intel® Atom™ Processor D Series
Status	Discontinued	Discontinued
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	2.83 GHz	1.86 GHz
Bus Speed	1333 MHz FSB	2.5 GT/s DMI
Die size	164 mm2	66 mm
Manufacturing process technology	45 nm	32 nm
Maximum core temperature	71.4°C	100 °C
Number of cores	4	2
Transistor count	456 million	176 million
VID voltage range	0.8500V-1.3625V	0.91V -1.21V
L1 cache		64 KB (per core)
L2 cache		1024 KB
Maximum frequency		1.86 GHz
Number of threads		2
Compatibility
Low Halogen Options Available
Package Size	37.5mm x 37.5mm	22mm X 22mm
Sockets supported	LGA775	FCBGA559
Thermal Design Power (TDP)	95 Watt	10 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® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
HD Audio
Instruction set extensions		Intel® SSE2, Intel® SSE3, Intel® SSSE3
Intel® Active Management technology (AMT)
Intel® ME Firmware Version		No
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)		36-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Memory
Max memory channels		1
Maximum memory bandwidth		6.4 GB/s
Maximum memory size		4 GB
Supported memory types		DDR3 800/1066
Graphics
Graphics base frequency		400 MHz
Processor graphics		Integrated
Graphics interfaces
Number of displays supported		2
Peripherals
Max number of PCIe lanes		4
Number of USB ports		8
Total number of SATA ports		2