AMD A8-3870K vs Intel Core 2 Extreme QX9650

Comparative analysis of AMD A8-3870K and Intel Core 2 Extreme QX9650 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Virtualization, Security & Reliability, Advanced Technologies. 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), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), 3DMark Fire Strike - Physics Score.

AMD A8-3870K

Intel Core 2 Extreme QX9650

Differences

Reasons to consider the AMD A8-3870K

CPU is newer: launch date 4 year(s) 0 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
2x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 30% lower typical power consumption: 100 Watt vs 130 Watt

Launch date	December 2011 vs November 2007
Manufacturing process technology	32 nm vs 45 nm
L1 cache	128 KB (per core) vs 256 KB
Thermal Design Power (TDP)	100 Watt vs 130 Watt

Reasons to consider the Intel Core 2 Extreme QX9650

3x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 25% better performance in Geekbench 4 - Single Core: 465 vs 373
Around 25% better performance in Geekbench 4 - Multi-Core: 1463 vs 1172

Specifications (specs)
L2 cache	12288 KB vs 1024 KB (per core)
Benchmarks
Geekbench 4 - Single Core	465 vs 373
Geekbench 4 - Multi-Core	1463 vs 1172

Compare benchmarks

CPU 1: AMD A8-3870K
CPU 2: Intel Core 2 Extreme QX9650

Geekbench 4 - Single Core

CPU 1

CPU 2

373

465

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1172

1463

Name	AMD A8-3870K	Intel Core 2 Extreme QX9650
PassMark - Single thread mark	1207
PassMark - CPU mark	2302
Geekbench 4 - Single Core	373	465
Geekbench 4 - Multi-Core	1172	1463
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.914
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	9.482
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.191
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.4
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	3.344
GFXBench 4.0 - Car Chase Offscreen (Frames)	762
GFXBench 4.0 - Manhattan (Frames)	1721
GFXBench 4.0 - Car Chase Offscreen (Fps)	762
GFXBench 4.0 - Manhattan (Fps)	1721
3DMark Fire Strike - Physics Score		4864

Compare specifications (specs)

	AMD A8-3870K	Intel Core 2 Extreme QX9650
Essentials
Architecture codename	Llano	Yorkfield
Launch date	December 2011	November 2007
Place in performance rating	2466	2471
Vertical segment	Desktop	Desktop
Processor Number		QX9650
Series		Legacy Intel® Core™ Processors
Status		Discontinued
Performance
64 bit support
Die size	228 mm	214 mm2
L1 cache	128 KB (per core)	256 KB
L2 cache	1024 KB (per core)	12288 KB
Manufacturing process technology	32 nm	45 nm
Maximum frequency	3 GHz	3 GHz
Number of cores	4	4
Transistor count	1178 million	820 million
Unlocked
Base frequency		3.00 GHz
Bus Speed		1333 MHz FSB
Maximum case temperature (TCase)		64 °C
Maximum core temperature		64.5°C
VID voltage range		0.8500V-1.3625V
Memory
Supported memory types	DDR3	DDR1, DDR2, DDR3
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	FM1	LGA775
Thermal Design Power (TDP)	100 Watt	130 Watt
Low Halogen Options Available
Package Size		37.5mm x 37.5mm
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
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