Bobcat - Family 14h
General information
Launchedearly 2011
Discontinuedpresent
Common manufacturer(s)
Architecture and classification
Technology node40 nm
Instruction setAMD64 (x86-64)
Physical specifications
Socket(s)
Products, models, variants
Core name(s)
History
Successor(s)Jaguar - Family 16h

The AMD Bobcat Family 14h is a microarchitecture created by AMD for its AMD APUs, aimed at a low-power/low-cost market.[1]

It was revealed during a speech from AMD executive vice-president Henri Richard in Computex 2007 and was put into production Q1 2011.[2] One of the major supporters was executive vice-president Mario A. Rivas who felt it was difficult to compete in the x86 market with a single core optimized for the 10–100 W range and actively promoted the development of the simpler core with a target range of 1–10 W. In addition, it was believed that the core could migrate into the hand-held space if the power consumption can be reduced to less than 1 W.

Bobcat cores are used together with GPU cores in accelerated processing units (APUs) under the "Fusion" brand.[3][4] A simplified architecture diagram was released at AMD's Analyst Day in November 2009. This is similar in concept with earlier AMD research in 2003,[5] detailing the specifications and advantages of extending x86 "everywhere".

Design

The Bobcat x86 CPU core design has since been completed and implemented in AMD APU processor products with a TDP of 18 W or less. The core is targeted at low-power markets like netbooks/nettops, ultra-portable laptops, consumer electronics and the embedded market. Since its launch, Bobcat-based CPUs have also been used by OEMs on larger laptops. Architecture specifics:[6]

In February 2013, AMD detailed plans for a successor to Bobcat codenamed Jaguar.

Features

APU features table

Processors

In January 2011 AMD introduced several processors that have implemented the Bobcat core. This core is in the following AMD Accelerated Processors:[6][7][8]

AMD C-60
Series ^ModelCPU clock
(MHz)
CPU
cores
TDP
(W)
L2 cache
(KiB)
Radeon
cores
GPU clock
(MHz)
DirectX
version
UVDDDR3 speed
C-SeriesC-301000195128027711UVD 31066
C-5022*512276
C-601000/1333 (turbo)276/400 (turbo)
C-70
E-SeriesE-2401500118512500
E-300130022*512
E-3501600492
E-4501650508/600 (turbo)1333[9]
E1-120014005001066
E1-1500[10]1480529
E2-18001700523/6801333
E2-2000[10]1750538/700
G-SeriesT-24L80015512 ?1066
T-30L1400181333
T-40N1000292*51227611UVD 31066
T-44R12001512
T-48E14002182*512280
T-48L ?
T-48N49211UVD 3
T-52R15001512
T-56N160022*512
Z-SeriesZ-0110005.9276
Z-60[11]4.5275

^ E-Series & C-Series are standard parts, G-Series are embedded parts

See also

References

  1. "List of AMD CPU microarchitectures - LeonStudio". LeonStudio - CodeFun. 3 August 2014. Archived from the original on 26 September 2020. Retrieved 12 September 2015.
  2. Hruska, Joel (July 16, 2010). "AMD Flip-Flops: Llano Later, Bobcat Bounding Forward". HotHardware. Archived from the original on July 21, 2010. Retrieved July 17, 2010.
  3. Gunning for Mobilty: Intel and AMD Bet on a Mobile Internet, Dailytech.com, 2007-06-13, archived from the original on 2014-02-02, retrieved 2012-01-27
  4. "Analyst Day 2009 Presentations". AMD. November 11, 2009. Archived from the original on April 17, 2017. Retrieved 2009-11-14.
  5. AMD 2003 Microprocessor Forum Slides: Slide 11 and Slide 22
  6. 1 2 AMD Embedded G-Series Platform (PDF), AMD, archived from the original (PDF) on 2013-09-11, retrieved 2012-01-27
  7. AMD Accelerated Processors for Mainstream Notebooks, AMD, 2012-01-17, retrieved 2012-01-27
  8. All-In-One Desktops With AMD Accelerated Processors, AMD, retrieved 2012-07-02
  9. The Brazos Update: AMD's E-450, Anandtech.com, 2011-06-01, retrieved 2012-01-27
  10. 1 2 Notebooks AMD.com
  11. Tablets AMD.com
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