• 在 MWCS 2017上,高通发布了新一代低端处理器-骁龙450,这一代晓龙处理器用于替代上一代的低端骁龙435,我们对比一下骁龙435和骁龙450:
    依旧为8核心A53处理器,但是采用14nmFinFET工艺,支持1300W双摄,官方宣称续航比435提升了4小时,主频从1.4G提升至1.8GHZ,GPU提升为和骁龙625同级别的Adreno™ 506 ,再也不是只能打电话的垃圾,反而能够成为性能接近于晓龙625而功耗更低的新一代省电冷静王.并且极有可能用在安卓平板电脑上面,替代现在垃圾的荣耀435平板电脑。

其他提升还有包括从USB2.0支持到USB3.0, X9LTE,以及HEVC解码!这个用在平板电脑或者盒子上面可是很6的

至此,我们可以看到高通在2017年的布局基本已见雏形,10NM性能王者骁龙835 (2500-6000价位),中端14nm强芯骁龙660(1600-2500价位),中低端14nm长续航骁龙630(1000-1600价位)+低端14NM超长续航的骁龙450(0-1000价位)。未来我们看到的机子基本在这个范围内,当然小米OPPO例外。

2017.12.09补充:近日,小米发布了第一款骁龙450手机,我们借此可以一探骁龙450的安兔兔数据:

基本就相当于骁龙625降频水平,搭配3g内存 720p屏幕可以保证流畅的体验和续航。所以个人还是比较推荐红米5的。这是新一代的最低端入门机(可惜屏幕颗粒感强)。

但是,骁龙625跑1080全面屏就有些恼人了,红米5plus属于明显的清理库存打硬凑出来的机器,两年前的cpu(放着636和630不用),普通1080全面屏幕,普通摄像头,上一代后壳工艺,跑马边框,完全没有购买价值。而且高分辨率带来更大的压力,还不如购买魅蓝note6,起码还有个好的摄像头。

总结来看,无论红米5还是红米5plus都是一款强行进入低价全面屏市场的杂揉半成品甩库存机器,目测也是闻泰之类的odm设计的。。。

好好一张450被小米打成了臭牌。骁龙450的正确用法应该是5寸,720p,2000-3000mah电池,超轻薄(140g以下)便携800以内区间备用机的好选择。

或者搭配4000mah电池 720p 5寸屏幕的超长续航机。

补充完毕。

回归芯片,我们目前可以从官网上看到其相关参数:

Snapdragon 450 Mobile Platform Specs

Cellular Modem

Modem Name

  • Qualcomm® Snapdragon™ X9 LTE modem

LTE Category

  • LTE Category 13 (uplink)
  • LTE Category 7 (downlink)

Downlink Features

  • 2×20 MHz carrier aggregation
  • Up to 64-QAM

Uplink Features

  • Qualcomm® Snapdragon™ Upload+
  • 2×20 MHz carrier aggregation
  • Up to 64-QAM

Peak Download Speed

  • 300 Mbps

Peak Upload Speed

  • 150 Mbps

Supported Cellular Technologies

  • Snapdragon All Mode
  • LTE FDD
  • LTE TDD
  • LTE Broadcast
  • WCDMA (DB-DC-HSDPA, DC-HSUPA)
  • TD-SCDMA
  • CDMA 1x
  • EV-DO
  • GSM/EDGE

Multi SIM

  • LTE Dual SIM

Next-generation Calling Services

  • VoLTE with SRVCC to 3G and 2G
  • Voice over Wi-Fi (VoWiFi) with LTE call continuity
  • HD and Ultra HD Voice (EVS)

Wi-Fi

Wi-Fi Standards

  • 802.11ac Wave 2
  • 802.11n
  • 802.11a/b/g

Wi-Fi Spectral Bands

  • 2.4 GHz
  • 5 GHz

Peak Speed

  • 433 Mbps

Channel Utilization

  • 20/40/80 MHz

MIMO Configuration

  • 1×1 (1-stream)

Peak QAM

  • 256 QAM

Wi-Fi Features

  • MU-MIMO
  • Integrated baseband

Bluetooth

Bluetooth Version

  • Bluetooth 4.1

Bluetooth Technology

  • Bluetooth Low Energy

Location

Satellite Systems Support

  • GPS
  • GLONASS
  • Beidou
  • Galileo

Global Emergency Services Support

  • Assisted GPS
  • OTDOA (LTE-based positioning)

Advanced Location Features

  • Low Power Geofencing and Tracking
  • Sensor-assisted Navigation
  • Pedestrian Navigation

NFC

Near Field Communications

  • Supported

RF

RFFE

  • Qualcomm® RF360™ front-end solution

USB

USB Version

  • USB 3.0

Camera

Megapixel Support

  • Up to 13 MP camera

Image Sensor Processor

  • 2x Image Sensor Processor (ISP)
  • Real time Bokeh during camera preview
  • Qualcomm® Clear Sight™ camera features

Video

Video Capture

  • Up to 1080p video capture @60 FPS

Video Playback

  • Up to 1080p video playback @ 60 fps

Codec Support

  • H.264 (AVC)
  • H.265 (HEVC)

Display

Maximum On-Device Display Support

  • 1080p Full HD
  • FHD+ (18:9)
  • WUXGA

UI FPS

  • Up to 60 FPS

Audio

Audio Technology

  • Qualcomm® Fluence™ HD noise cancellation technology

CPU

CPU Clock Speed

  • Up to 1.8 GHz

CPU Cores

  • Octa-core CPU
  • 8x ARM Cortex A53

CPU Bit Architecture

  • 64-bit

DSP

DSP Technology

  • Qualcomm® Hexagon™ DSP

Process

Process Technology

  • 14 nm LPP

GPU

GPU Name

  • Qualcomm® Adreno™ 506 GPU

API Support

  • OpenGL ES 3.1+

Charging

Qualcomm® Quick Charge™ Support

  • Qualcomm® Quick Charge™ 3.0 technology

Security Support

Security Features

  • Qualcomm® Mobile Security
  • Eye based authentication

Memory

Memory Speed

  • 933MHz

Memory Type

  • LPDDR3

Storage

SD

  • SD 3.0 (SDCC)

eMMC

  • eMMC 5.1