1 Seagate Confidential

TMRC 2016 Technology Survey.

08/19/16

Chris Rea

2

Survey this year 1/2

Survey issued in 2 waves:

•First survey: up to day before conference start.

•Second survey: issued Thursday morning of

conference, small summary attached.

•Goal: look at change in perspectives due to meeting.

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Survey this year 2/2

Added MRAM questions….

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As with 2015.

Dominant responses from

HDD members.

Larger fraction (35%) not in

HDD industry. Not large enough to separate, for

statistical confidence. Will group

together from here on…

Population of respondents up to 08/15/2016 (pre conference)

2015

5

Maximum ADC •Median of 1.5 Tb/inch^2 +/-0.25

•A few optimistic voters for 2.5 Tb/inch^2,

and above.

2015

6

Technology Survey

BPM

Never or > 2019

HAMR

2017/2018/2019

MAMR

Never or 2018+

TDMR

2016/2017

HDMR (BPM+HAMR)

>2021

Never 2020

2017 2018 2019

2018 2019 Never

2017

2022 Never

TMRC2015

7

MRAM questions

2000 Gb

N/A

N/A

1 Gb

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Compare with earlier

surveys

9

Technology pessimism: Compare 2015 with 2014/2013

More respondants/responses.

Warning: Have not isolated repeat votes

Technology BPM HAMR MAMR TDMR HDMR

Will never ship

(2016)

41% 10% 39% 3% 21%

Will never ship

(2015)

37% 3% 42% 2% 16%

Will never ship

(2014)

47% 14% 73% 15% N/A

Will never ship

(2013)

40% 29% 28% 23% N/A

From left to right..

•BPM appears stable.

•HAMR confidence eroding a little

•MAMR hit a bad patch 2014, stabilized

•TDMR confidence very high, and stable

•HDMR confidence – higher than BPM,

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Technology Introduction year Technology BPM HAMR MAMR TDMR HDMR

(new)

Median year

(2016)

2024

*

2018 2020* 2017 2023

Median year

(2015)

2023

*

2018 2020* 2017 2022

Median year

(2014)

2022 2018 2018 2017 N/A

Median year

(2013)

2022 2018 2018 2017 N/A

TDMR HAMR

HDMR

* Median questionable due to “never” response rate

11 Seagate Confidential

Responses after the first 2 days of the

conference.

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Respondents…

13

Pre… Post…

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N/A

4 Gb

N/A

3000 Gb