AMD A6-6400B vs Intel Core i7-4790

Comparative analysis of AMD A6-6400B and Intel Core i7-4790 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics API support, Compatibility, Advanced Technologies, Virtualization, Graphics image quality, Peripherals, Security & Reliability. 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), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps).

AMD A6-6400B

Intel Core i7-4790

Differences

Reasons to consider the AMD A6-6400B

Around 2% higher clock speed: 4.1 GHz vs 4.00 GHz
Around 29% lower typical power consumption: 65 Watt vs 84 Watt

Maximum frequency	4.1 GHz vs 4.00 GHz
Thermal Design Power (TDP)	65 Watt vs 84 Watt

Reasons to consider the Intel Core i7-4790

2 more cores, run more applications at once: 4 vs 2
6 more threads: 8 vs 2
Around 4% higher maximum core temperature: 72.72°C vs 70°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm SOI
2.7x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 39% better performance in PassMark - Single thread mark: 2231 vs 1608
4.5x better performance in PassMark - CPU mark: 7266 vs 1616

Specifications (specs)
Number of cores	4 vs 2
Number of threads	8 vs 2
Maximum core temperature	72.72°C vs 70°C
Manufacturing process technology	22 nm vs 32 nm SOI
L1 cache	256 KB vs 96 KB
Benchmarks
PassMark - Single thread mark	2231 vs 1608
PassMark - CPU mark	7266 vs 1616

Compare benchmarks

CPU 1: AMD A6-6400B
CPU 2: Intel Core i7-4790

PassMark - Single thread mark

CPU 1

CPU 2

1608

2231

PassMark - CPU mark

CPU 1

CPU 2

1616

7266

Name	AMD A6-6400B	Intel Core i7-4790
PassMark - Single thread mark	1608	2231
PassMark - CPU mark	1616	7266
Geekbench 4 - Single Core		943
Geekbench 4 - Multi-Core		3461
3DMark Fire Strike - Physics Score		2429
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		5.169
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		89.044
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.65
CompuBench 1.5 Desktop - Video Composition (Frames/s)		2.582
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		6.435
GFXBench 4.0 - Car Chase Offscreen (Frames)		1245
GFXBench 4.0 - Manhattan (Frames)		2226
GFXBench 4.0 - T-Rex (Frames)		3807
GFXBench 4.0 - Car Chase Offscreen (Fps)		1245
GFXBench 4.0 - Manhattan (Fps)		2226
GFXBench 4.0 - T-Rex (Fps)		3807

Compare specifications (specs)

	AMD A6-6400B	Intel Core i7-4790
Essentials
Family	AMD A-Series Processors
OPN Tray	AD640BOKA23HL
Place in performance rating	1636	1626
Series	AMD Business Class - Dual-Core A6-Series APU for Desktops	4th Generation Intel® Core™ i7 Processors
Vertical segment	Desktop	Desktop
Architecture codename		Haswell
Launch date		1 April 2014
Launch price (MSRP)		$303
Price now		$278.99
Processor Number		i7-4790
Status		Discontinued
Value for money (0-100)		10.55
Performance
Base frequency	3.9 GHz	3.60 GHz
L1 cache	96 KB	256 KB
L2 cache	1 MB	1 MB
Manufacturing process technology	32 nm SOI	22 nm
Maximum core temperature	70°C	72.72°C
Maximum frequency	4.1 GHz	4.00 GHz
Number of cores	2	4
Number of threads	2	8
Unlocked
64 bit support
Bus Speed		5 GT/s DMI2
Die size		177 mm
L3 cache		8 MB
Maximum case temperature (TCase)		72 °C
Transistor count		1400 Million
Memory
Max memory channels	2	2
Supported memory frequency	1866 MHz
Maximum memory bandwidth		25.6 GB/s
Maximum memory size		32 GB
Supported memory types		DDR3-1333/1600, DDR3L-1333/1600 @ 1.5V
Graphics
Enduro
Graphics max frequency	800 MHz	1.2 GHz
iGPU core count	192
Processor graphics	AMD Radeon HD 8470D	Intel® HD Graphics 4600
Switchable graphics
Unified Video Decoder (UVD)
Video Codec Engine (VCE)
Device ID		0x412
Graphics base frequency		350 MHz
Graphics max dynamic frequency		1.20 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory		2 GB
Graphics interfaces
DisplayPort
HDMI
DVI
eDP
Number of displays supported		3
VGA
Wireless Display (WiDi) support
Graphics API support
DirectX	11	11.2/12
OpenGL		4.3
Compatibility
Sockets supported	FM2	FCLGA1150
Thermal Design Power (TDP)	65 Watt	84 Watt
Low Halogen Options Available
Max number of CPUs in a configuration		1
Package Size		37.5mm x 37.5mm
Thermal Solution		PCG 2013D
Advanced Technologies
AMD App Acceleration
AMD Elite Experiences
AMD HD3D technology
Enhanced Virus Protection (EVP)
Fused Multiply-Add 4 (FMA4)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
PowerGating
PowerNow
RAID
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions		Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® Hyper-Threading technology
Intel® My WiFi technology
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
AMD Virtualization (AMD-V™)
IOMMU 2.0
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Graphics image quality
Max resolution over DisplayPort		3840x2160@60Hz
Max resolution over eDP		3840x2160@60Hz
Max resolution over HDMI 1.4		4096x2304@24Hz
Max resolution over VGA		1920x1200@60Hz
Peripherals
Max number of PCIe lanes		16
PCI Express revision		Up to 3.0
PCIe configurations		Up to 1x16, 2x8, 1x8+2x4
Scalability		1S Only
Security & Reliability
Anti-Theft technology
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)