AMD A6-6400K CPU

Name: AMD A6-6400K
Brand: AMD
SKU: AD640KOKHLBOX
Rating: 4.7 (138 reviews)

AMD A6-6400K Dual-Core 3.9GHz Socket FM2 HD8470D 65W Boxed AD640KOKHLBOX

★★★★★

(138 reviews)

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AMD's third generation APU provides another impressive step forward in technology. The Accelerated Processing Unit (APU) boasts 42% of it's genetic make up as GPU based, utilizing the Radeon HD8xxx series, making this the industry's fastest APU. That allows AMD to deliver balanced architectures for future heterogeneous computing while winning at today's gaming, compute, imaging, and video workloads. Nowhere else is the best performance for mainstream computing be found for such an incredible value!

Specifications Overview

Model	AD640KOKHLBOX
Release Date	June 2013 * First availability for purchase, it may not correspond to the actual market launch date.
Series	A6 Series
Core Name	Richland
Socket	FM2
Integrated Graphics	Radeon HD 8470D
CPU Cores	2
CPU Threads	2
CPU Clock Rate	3900 MHz
CPU Turbo Clock Rate	-
TDP	65 W
CPU Cooler included	Yes
Manufacturing Process	32 nm

Pros

Competitive pricing
GPU performances
Overclock capabilities

Cons

CPU performances compared to Intel's chip

(Higher is better)

Pangoly Workstation Performance

Cinebench R20 (Multi-Core)

Intel Core i5-2500K (233rd)		354%
AMD Athlon 3000G (234th)		351%
Intel Core i5-2400 (235th)		342%
AMD FX-6300 (236th)		338%
AMD Athlon 240GE (237th)		333%
Intel Pentium G4600 (238th)		332%
Intel Pentium G4560 (239th)		326%
AMD Athlon 220GE (240th)		319%
AMD A12-9800 (241st)		302%
AMD Athlon 200GE (242nd)		301%
AMD A10-9700 (243rd)		284%
Intel Core i5-760 (244th)		279%
AMD A8-7600 (245th)		259%
AMD A8-5600K (246th)		242%
AMD A6-3650 (247th)		215%
AMD Athlon II X4 620 (248th)		200%
AMD Athlon 5350 (249th)		133%
AMD A6-5400K (250th)		109%
AMD Athlon 5150 (251st)		103%
AMD A6-6400K (252nd)		100%
AMD A4-3300 (253rd)		91%

View chart ►

Description

General information
Type	CPU / Microprocessor
Market segment	Desktop
Family	AMD A6-Series
Model number	A6-6400K
CPU part numbers	AD640KOKHLBOX is a boxed microprocessor
Frequency	3900 MHz
Turbo frequency	4100 MHz
Package	904-pin lidded micro-PGA package
Socket	Socket FM2
Size	1.57" x 1.57" / 4cm x 4cm
Introduction date	June 4, 2013

Architecture / Microarchitecture
Microarchitecture	Piledriver
Processor core	Richland
Manufacturing process	0.032 micron
Data width	64 bit
The number of cores	2
The number of threads	2
Floating Point Unit	Integrated
Level 1 cache size	64 KB shared instruction caches 2 x 16 KB data caches
Level 2 cache size	1 MB shared cache
Level 3 cache size	None
Multiprocessing	Uniprocessor
Features	MMX instructions SSE / Streaming SIMD Extensions SSE2 / Streaming SIMD Extensions 2 SSE3 / Streaming SIMD Extensions 3 SSSE3 / Supplemental Streaming SIMD Extensions 3 SSE4 / SSE4.1 + SSE4.2 / Streaming SIMD Extensions 4 SSE4a AES / Advanced Encryption Standard instructions ABM / Advanced Bit Manipulation AVX / Advanced Vector Extensions BMI / Bit Manipulation instructions F16C / 16-bit Floating-Point conversion instructions FMA3 / 3-operand Fused Multiply-Add instructions FMA4 / 4-operand Fused Multiply-Add instructions TBM / Trailing Bit Manipulation instructions XOP / eXtended Operations instructions AMD64 / AMD 64-bit technology VT / Virtualization technology EVP / Enhanced Virus Protection Turbo Core 3.0 technology
Low power features	PowerNow!

Integrated peripherals / components
Integrated graphics	GPU Type: Radeon HD 8470D Shader cores: 192 Base frequency (MHz): 800
Memory controller	The number of controllers: 1 Memory channels: 2 Supported memory: DDR3-1866
Other peripherals	PCI Express 2.0 HD Media Accelerator

Electrical / Thermal parameters
Maximum operating temperature	70°C
Thermal Design Power	65 Watt