World's First phone with 18 GB of RAM

This is ZTE Nubia red magic 6 pro.The phone with 18GB RAM! This phone announced on March 4,2021. It has a amoled display with 1B colours and also 165Hz.
The full details of the phone below :

NETWORK
Technology: GSM / CDMA / HSPA / EVDO / LTE / 5G

Announced: 2021, March 04

Status Coming soon. Exp. release 2021, March 11
BODY-
Dimensions: 169 x 77.1 x 9.8 mm (6.65 x 3.04 x 0.39 in)

Weight:220 g (7.76 oz)
Build: Glass front, glass back, aluminum frame

SIM: Dual SIM (Nano-SIM, dual stand-by)

Pressure sensitive zones (400Hz touch-sensing)
Built-in cooling fan

DISPLAY-
Type:AMOLED, 1B colors, 165Hz

Size: 6.8 inches, 111.6 cm2 (~85.7% screen-to-body ratio)
Resolution:1080 x 2400 pixels, 20:9 ratio (~387 ppi density)
Protection:Unspecified

PLATFORM-
OS Android 11, Redmagic 4.0

Chipset:Qualcomm SM8350 Snapdragon 888 (5 nm)
CPU:Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680)

GPU:Adreno 660

MEMORY
Card slot: No
Internal:128GB 12GB RAM, 256GB 12GB RAM, 256GB 16GB RAM, 512GB 18GB RAM
UFS 3.1

MAIN CAMERA:
Triple 64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF
8 MP, f/2.0, 120˚, 13mm (ultrawide), 1.12µm
2 MP, (macro)
Features LED flash, HDR, panorama
Video 8K@30fps, 4K@30/60fps, 1080p@30/60/120/240fps
SELFIE CAMERA
Single 8 MP, f/2.0, (wide), 1.12µm
Features HDR
Video 1080p@30fps
SOUND
Loudspeaker: Yes, with stereo speakers
3.5mm jack Yes
32-bit/384kHz audio

COMMS
WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot
Bluetooth 5.1, A2DP, aptX, LE
GPS Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO
NFC: Yes
Radio: No
USB: USB Type-C 3.0, USB On-The-Go; accessory connector
FEATURES
Sensors: Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

Messaging: SMS(threaded view), MMS, Email, Push Email, IM

Browser:HTML5

BATTERY-
Type: Li-Po 4500 mAh, non-removable
Charging Fast charging 120W, 50% in 5 min (advertised)
Power Delivery 3.0
Quick Charge 5

MISC
Colors: Black, Gray
Price:About 570 EUR

Source: #gsmarena

My personal opinion:-
I agree but I think the ram is that large not to run a game, you could run pubg with 4GB ram phones fine, but more to keep all apps running in the background. With 18GB you could probably keep 20 apps or 8 games or so running all while saved in the ram :)