Here's some information for my card. I definitely haven't experienced any issues with low speeds.
$ uname -a Linux flex-3-1470 3.19.0-28-generic #30-Ubuntu SMP Mon Aug 31 15:52:51 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
$ lspci 02:00.0 Network controller: Qualcomm Atheros Device 0041 (rev 20)
$ ifconfig wlan2 Link encap:Ethernet HWaddr ac:e0:10:0d:69:db inet addr:192.168.1.16 Bcast:192.168.1.255 Mask:255.255.255.0 inet6 addr: fe80::aee0:10ff:fe0d:69db/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:14493 errors:0 dropped:0 overruns:0 frame:0 TX packets:14013 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:14548693 (14.5 MB) TX bytes:2558985 (2.5 MB)
$ sudo lshw *-pci:1 description: PCI bridge product: Wildcat Point-LP PCI Express Root Port #3 vendor: Intel Corporation physical id: 1c.2 bus info: pci@0000:00:1c.2 version: e3 width: 32 bits clock: 33MHz capabilities: pci pciexpress msi pm normal_decode bus_master cap_list configuration: driver=pcieport resources: irq:18 memory:c1000000-c11fffff *-network description: Wireless interface product: Qualcomm Atheros vendor: Qualcomm Atheros physical id: 0 bus info: pci@0000:02:00.0 logical name: wlan2 version: 20 serial: ac:e0:10:0d:69:db width: 64 bits clock: 33MHz capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless configuration: broadcast=yes driver=ath10k_pci driverversion=3.19.0-28-generic firmware=atheros-12.0.0.102-fw ip=192.168.1.16 latency=0 link=yes multicast=yes wireless=IEEE 802.11abgn resources: irq:49 memory:c1000000-c11fffff
Here's some information for my card. I definitely haven't experienced any issues with low speeds.
$ uname -a
Linux flex-3-1470 3.19.0-28-generic #30-Ubuntu SMP Mon Aug 31 15:52:51 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
$ lspci
02:00.0 Network controller: Qualcomm Atheros Device 0041 (rev 20)
$ ifconfig 10ff:fe0d: 69db/64 Scope:Link
collisions: 0 txqueuelen:1000
wlan2 Link encap:Ethernet HWaddr ac:e0:10:0d:69:db
inet addr:192.168.1.16 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::aee0:
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:14493 errors:0 dropped:0 overruns:0 frame:0
TX packets:14013 errors:0 dropped:0 overruns:0 carrier:0
RX bytes:14548693 (14.5 MB) TX bytes:2558985 (2.5 MB)
$ sudo lshw
descripti on: PCI bridge
product: Wildcat Point-LP PCI Express Root Port #3
vendor: Intel Corporation
physical id: 1c.2
version: e3
capabilit ies: pci pciexpress msi pm normal_decode bus_master cap_list
configura tion: driver=pcieport
resources : irq:18 memory: c1000000- c11fffff
*-network
description: Wireless interface
product: Qualcomm Atheros
vendor: Qualcomm Atheros
physical id: 0
logical name: wlan2
version: 20
serial: ac:e0:10:0d:69:db
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration : broadcast=yes driver=ath10k_pci driverversion= 3.19.0- 28-generic firmware= atheros- 12.0.0. 102-fw ip=192.168.1.16 latency=0 link=yes multicast=yes wireless=IEEE 802.11abgn
resources: irq:49 memory: c1000000- c11fffff
*-pci:1
bus info: pci@0000:00:1c.2
width: 32 bits
clock: 33MHz
bus info: pci@0000:02:00.0