AMD GX-420CA vs Intel Core i7-840QM

Comparative analysis of AMD GX-420CA and Intel Core i7-840QM processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics API support, Compatibility, Peripherals, Advanced Technologies, Virtualization, Security & Reliability. Benchmark processor performance analysis: GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD GX-420CA

Intel Core i7-840QM

Differences

Reasons to consider the AMD GX-420CA

CPU is newer: launch date 2 year(s) 10 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running processor: 28 nm vs 45 nm
2x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 80% lower typical power consumption: 25 Watt vs 45 Watt

Launch date	23 April 2013 vs 1 June 2010
Manufacturing process technology	28 nm vs 45 nm
L2 cache	2 MB vs 1 MB
Thermal Design Power (TDP)	25 Watt vs 45 Watt

Reasons to consider the Intel Core i7-840QM

4 more threads: 8 vs 4
Around 11% higher maximum core temperature: 100°C vs 90 °C

Number of threads	8 vs 4
Maximum core temperature	100°C vs 90 °C

Compare benchmarks

CPU 1: AMD GX-420CA
CPU 2: Intel Core i7-840QM

Name	AMD GX-420CA	Intel Core i7-840QM
GFXBench 4.0 - Car Chase Offscreen (Frames)	496
GFXBench 4.0 - Car Chase Offscreen (Fps)	496
GFXBench 4.0 - Manhattan (Frames)	868
GFXBench 4.0 - Manhattan (Fps)	868
GFXBench 4.0 - T-Rex (Frames)	773
GFXBench 4.0 - T-Rex (Fps)	773
PassMark - Single thread mark		1138
PassMark - CPU mark		1952
Geekbench 4 - Single Core		398
Geekbench 4 - Multi-Core		1289

Compare specifications (specs)

	AMD GX-420CA	Intel Core i7-840QM
Essentials
Architecture codename	eKabini	Clarksfield
Family	AMD G-Series
Launch date	23 April 2013	1 June 2010
Place in performance rating	2641	2510
Processor Number	GX-420CA	i7-840QM
Vertical segment	Embedded	Mobile
Launch price (MSRP)		$568
Price now		$289.97
Series		Legacy Intel® Core™ Processors
Status		Discontinued
Value for money (0-100)		3.46
Performance
64 bit support
Base frequency	2000 MHz	1.86 GHz
L1 cache	256 KB	256 KB
L2 cache	2 MB	1 MB
Manufacturing process technology	28 nm	45 nm
Maximum core temperature	90 °C	100°C
Number of cores	4	4
Number of threads	4	8
Bus Speed		2.5 GT/s DMI
Die size		296 mm2
Front-side bus (FSB)		2500 MHz
L3 cache		8 MB
Maximum frequency		3.20 GHz
Transistor count		774 million
Memory
ECC memory support
Max memory channels	2	2
Supported memory types	DDR3-1600	DDR3 1066/1333
Maximum memory bandwidth		21 GB/s
Maximum memory size		8 GB
Graphics
Graphics base frequency	600 MHz
Processor graphics	Radeon HD 8400E
Graphics interfaces
Number of displays supported	2
Graphics API support
DirectX	11.1
OpenGL	4.2
Compatibility
Sockets supported	BGA769 (FT3)	PGA988
Thermal Design Power (TDP)	25 Watt	45 Watt
Low Halogen Options Available
Max number of CPUs in a configuration		1
Package Size		37.5mm x 37.5mm
Peripherals
PCI Express revision	3.0	2
Max number of PCIe lanes		16
PCIe configurations		1x16, 2x8
Advanced Technologies
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® SSE4.2
Intel 64
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)		36-bit
Thermal Monitoring
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)