Chromecast
Model comparison

Model
Chromecast (1st generation)
Chromecast (2nd generation)
Chromecast Audio
Chromecast Ultra
Chromecast (3rd generation)
Release date
July 24, 2013
September 29, 2015
September 29, 2015
November 6, 2016
October 10, 2018
Sales discontinued
September 29, 2015
October 10, 2018
January 11, 2019
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Launch price
US$35
US$35
US$35
US$69
US$35
System on a chip
Marvell Armada 1500 Mini 88DE3005-A1
Marvell Armada 1500 Mini Plus 88DE3006
Marvell Armada 1500 Mini Plus 88DE3006
-
-
Memory
512 MB RAM DDR3L
512 MB RAM DDR3L
256 MB RAM DDR3L
-
-
Storage
2 GB
256 MB
256 MB
-
-
Display
1080p
1080p @ 30fps or 720p @ 60fps
N/A
4K Ultra HDHigh dynamic range (HDR10, Dolby Vision)
1080p @ 60fps
Audio DAC
N/A
N/A
AKM AK4430 192 kHz 24-Bit DAC
N/A
-
Connectivity
HDMI (can use CEC)Wi-Fi (802.11 b/g/n @ 2.4 GHz)Ethernet (with optional USB power adapter)
HDMI (can use CEC)Wi-Fi (802.11 b/g/n/ac @ 2.4/5 GHz)Ethernet (with optional USB power adapter)
Combined 3.5 mm audio jack and mini-TOSLINK socket Wi-Fi (802.11 b/g/n/ac @ 2.4/5 GHz)Ethernet (with optional USB power adapter)
HDMI (can use CEC)Wi-Fi (802.11 b/g/n/ac @ 2.4/5 GHz)Ethernet (with included USB power adapter)
HDMI (can use CEC)Wi-Fi (802.11 b/g/n/ac @ 2.4/5 GHz)Ethernet (with optional USB power adapter)
Power
Micro-USB (power adapter or USB port)
Micro-USB (power adapter or USB port)
Micro-USB (power adapter or USB port)
Micro-USB (power adapter required)
Micro-USB (power adapter or USB port)
Dimensions
72 mm × 35 mm × 12 mm (2.83 in × 1.38 in × 0.47 in)
51.9 mm × 51.9 mm × 13.49 mm (2.04 in × 2.04 in × 0.53 in)
51.9 mm × 51.9 mm × 13.49 mm (2.04 in × 2.04 in × 0.53 in)
58.2 mm × 58.2 mm × 13.70 mm (2.29 in × 2.29 in × 0.54 in)
51.81 mm × 51.81 mm × 13.8 mm (2.04 in × 2.04 in × 0.54 in)
Weight
34 g (1.20 oz)
39.1 g (1.38 oz)
30.7 g (1.08 oz)
47 g (1.66 oz)
40 g (1.4 oz)
Model Number
H2G2-42
NC2-6A5
RUX-J42
GA3A00403A14
GA00439

Question: How much memory and storage does the second generation Chromecast have?
Answer: Chromecast (2nd generation) contains 512 MB DDR3L RAM and 256 MB storage.