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donkeykong88

Suspended
Sep 11, 2016
16
68
Sounds like apple has restricted all of the advanced features of the qualcom chipset anyway. I am sure these will be available in next years iphone instead. Had they not, the 4x4 mimo would be amazing on T-Mobile and other international carriers.

It does sound like Apple has restricted some of the advanced features of the the Qualcomm modem (EVS, 256QAM, etc.), but 4x4 MIMO isn't one of them. While the modem supports it, the hardware design doesn't...you need 4 antennas to do 4x4 MIMO and it appears the iPhone 7 doesn't support that (only Samsung's Note 7 does right now).
 

metsjetsfan

macrumors 65816
Feb 2, 2011
1,405
246
It does sound like Apple has restricted some of the advanced features of the the Qualcomm modem (EVS, 256QAM, etc.), but 4x4 MIMO isn't one of them. While the modem supports it, the hardware design doesn't...you need 4 antennas to do 4x4 MIMO and it appears the iPhone 7 doesn't support that (only Samsung's Note 7 does right now).
is it in ios 10 that they restricted and can bring back for ios11 or did they flash it that way in the hardware. what do you think
 

alent1234

macrumors 603
Jun 19, 2009
5,689
170
The Register has an interesting article on Apple's motivations for using both Intel and Qualcomm modems in the iPhone 7 models.

There's a link to a tweet in the article that claims that the new Intel modem in an iPhone 7 Plus is about 40% slower than the year-old Qualcomm-based iPhone 6S Plus on T-Mobile's US LTE network. Modemgate?
[doublepost=1474249820][/doublepost]
While Infineon made cellular modems, they were all pre-LTE. Once the LTE iPhone 5 came out, Apple switched to Qualcomm.

These are the first Intel LTE modems in widespread use.

It's a lower category number, which is why they are slower

Not that intel can't make radio chips
 

Mr. Zarniwoop

macrumors 6502a
Original poster
Jun 9, 2005
751
139

winterny

macrumors 6502
Jul 5, 2010
433
239
At my house I have very weak LTE signal. My 6S cannot complete a speed test. My Intel 7+ gets 15Mbps down and 5Mbps up.

Not sure if the Qualcomm 7+ would be better or worse, but the 6S had an older Qualcomm chip and didn't work at all.
 

eclipxe

macrumors regular
Jun 28, 2007
148
61
I have both the intel and Qualcomm versions of a 7 plus (on T-Mobile). No measurable difference in speed.

From a battery perspective it seems like QC might be more efficient but I'll need a couple of more days to test.

QC: 8h 30m usage, 13hr 6m standby.

Intel: 6h 49 usage, 10h 25m standby.

This is not scientific and is still day 1 of Intel and day 3 of QC. Will report more results tomorrow.
 

Pipper99

macrumors 68040
Aug 14, 2010
3,823
3,772
Fort Worth, TX
I have both the intel and Qualcomm versions of a 7 plus (on T-Mobile). No measurable difference in speed.

From a battery perspective it seems like QC might be more efficient but I'll need a couple of more days to test.

QC: 8h 30m usage, 13hr 6m standby.

Intel: 6h 49 usage, 10h 25m standby.

This is not scientific and is still day 1 of Intel and day 3 of QC. Will report more results tomorrow.

Thank you for that info! I'm very curious to see if the speed continues to be similar for both in various locations. I would imagine that this would be the case, but nice to know if you see any differences.
 
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deadworlds

macrumors 65816
Jun 15, 2007
1,027
758
Citrus Heights,CA
Here is my speed test done on T-Mobile with a iPhone 7+ while driving down the highway. The speeds are basically the same that I got on my iPhone 6. Let's be realistic and acknowledge the fact that no carrier will ever reach 600mbs in real world tests.
 

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Truefan31

macrumors 68040
Aug 25, 2012
3,589
835
I have both the intel and Qualcomm versions of a 7 plus (on T-Mobile). No measurable difference in speed.

From a battery perspective it seems like QC might be more efficient but I'll need a couple of more days to test.

QC: 8h 30m usage, 13hr 6m standby.

Intel: 6h 49 usage, 10h 25m standby.

This is not scientific and is still day 1 of Intel and day 3 of QC. Will report more results tomorrow.

I was gonna say that's pretty significant.
 

Statusnone88

macrumors 68000
Jun 19, 2010
1,579
832
Maybe it's just me imagining things, but where my AT&T bought model iPhone 6s Plus would struggle to keep a data connection for VoLTE going down I-95, my Apple Upgrade Program AT&T model seems to get better signal and data speeds on the same path travelled.

I don't have any data plots to go by, just real world usage. I travel the same road twice a day 5-6 days a week. So maybe it's coincidence or maybe the intel model isn't so bad after all.
 
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7roca7

macrumors member
Sep 24, 2015
59
7
I have sprint model A1661
 

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stlc8tr

macrumors newbie
Sep 16, 2016
10
0
My understanding is you theoretically can use the Intel modem iPhone on Verizon, but wouldn't have access to any of the CDMA... you'd be reliant on LTE and VoLTE.

Has anyone tried this? Is the AT&T/TMobile version able to connect at all to the Verizon LTE network?
 
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