CPU N270与N470的比较!

2024-11-21 23:57:01
推荐回答(5个)
回答(1):

Intel 移动处理器 Atom N270 和 Celeron M ULV 373/383(1.0GHz)规格参数比较:

产品名称: Atom N270 Celeron M ULV 373 Celeron M ULV 383

Essentials
状态: Launched Launched Launched
发行日期: Q2'08(2008年第二季度,下同) Q2'04 N/A
代号: Diamondville Dothan Dothan
处理器号: N270 373 383
内核数: 1 1 1
线程数: 2 1 1
时钟速度: 1.60 GHz 1.00 GHz 1.00 GHz
高速缓存: 512 KB L2 Cache 512 KB L2 Cache 1 MB L2 Cache
总线/内核比率: 12 10 10
总线类型: FSB FSB FSB
系统总线: 533 MHz 400 MHz 400 MHz
前端总线奇偶: No No No
指令集: 32-bit 32-bit 32-bit
指令集扩展: SSE2,SSE3 SSE2 SSE2
嵌入式选项可用: Yes Yes No
附加 SKU: No No No
光刻: 45 nm 90 nm 90 nm
最大散热设计功耗(TDP):2.5 W 5.5 W 5.5 W
VID 电压范围: 0.9V-1.1625V 0.876V-0.956V 0.876V-0.956V
渠道建议价格: $32.00 $74.00 N/A

Memory Specifications
物理地址扩展: 32-bit 32-bit 32-bit
ECC 内存支持: No No No

Package Specifications
TJUNCTION: 90°C 100°C 100°C
封装大小: 22mm x 22mm 35mm x 35mm 35mm x 35mm
处理芯片大小: 26 mm^2 87 mm^2 87 mm^2
处理芯片晶体管数: 47 million 144 million 144 million
支持的插槽: PBGA437 H-PBGA479 H-PBGA479
无卤素选项可用: Yes No No

Advanced Technologies
英特尔® 睿频加速技术: No No No
英特尔® 超线程技术: Yes No No
英特尔® 虚拟化技术(VT-x):No No No
英特尔® 定向 I/O 虚拟化技术(VT-d):Yes N/A N/A
英特尔® 可信执行技术: No No No
英特尔® 64: No No No
空闲状态: No No No
增强型 Intel SpeedStep® 动态节能技术:Yes No No
英特尔® 按需配电技术: No No No
温度监视技术: Yes N/A N/A
执行禁用位: Yes Yes Yes

简介:
Celeron M 处理器是 Pentium M 的简化版,Pentium M 和 Pentium 4 - M 几乎没有丝毫关联。Pentium 4 的高功耗高发热对于移动平台来说是硬伤,当年 Intel 放弃了 Pentium 4 - M 计划,以 Tualatin(中文名:图拉丁,第三代 Pentium III 研发代号)为基础打造了全新的移动处理器,并被应用于 Intel Centrino Carmel/Sonoma 平台。从这时起,处理器强调处理器的“每瓦性能”,也正是从这时起,以低功耗著称的 Transmeta(全美达)Efficeon/Crusoe 处理器开始走向没落。
Atom N270 是 Intel Atom 家族的第一个型号,采用更先进 45nm 光刻工艺,主要应用于更低功耗需求的上网本(Netbook),封装尺寸也比普通移动处理器要小很多,整体性能和 Celeron M ULV 373/383 相差无几,以每瓦性能(可理解为 CPU 每消耗一度电发挥的性能)来说,Atom N270 略占优势,但不明显。

还有一点要注意:Atom 处理器并不是上网本专用,现在也有用于台式机的型号,跟普通的台式机CPU不同,它采用的是 BGA 封装(焊接在 ITX 结构的主板上):

Intel Atom Processor for Desktop:
>>> Code Name:Diamondville
Intel® Atom™ Processor 230 (512K Cache, 1.60 GHz, 533 MHz FSB)
Intel® Atom™ Processor 330 (1M Cache, 1.60 GHz, 533 MHz FSB)
Atom 230/330 处理器采用 45nm 光刻工艺,PBGA437 接口,最大 TDP(散热设计功耗)分别为 4W、8W,支持 Intel® 超线程技术和 Intel® 64 位技术。
>>> Code Name:Pineview
Intel® Atom™ Processor D410 (512K Cache, 1.66 GHz)
Intel® Atom™ processor D425 (512K Cache, 1.80 GHz)
Intel® Atom™ Processor D510 (1M Cache, 1.66 GHz)
Intel® Atom™ processor D525 (1M Cache, 1.80 GHz)
Atom D4xx/D5xx 系列处理器同样采用 45nm 光刻工艺,接口变为 FCBGA559,最大 TDP 分别为 10W、13W,其最大特点是集成显示核心(GPU)和单通道 DDR2 或 DDR3 内存控制器,搭配 Intel® NM10 高速芯片组(跟 H55/H57/P55 等芯片组一样,Intel 称之为 PCH,即平台控制器中枢,PCH 与 CPU 之间建立一条 2.5GT/s DMI 总线。)PCH 实际上相当于传统的南桥芯片),不再使用 FSB 总线,支持嵌入式运算、Intel® 超线程技术和 Intel® 64 位技术。

Intel Atom Processor for Mobile:
>>> Code Name:Diamondville
Intel® Atom™ Processor N270 (512K Cache, 1.60 GHz, 533 MHz FSB)
Intel® Atom™ Processor N280 (512K Cache, 1.66 GHz, 667 MHz FSB)
>>> Code Name:Pineview
Intel® Atom™ Processor N450 (512K Cache, 1.66 GHz)
Intel® Atom™ processor N455 (512K Cache, 1.66 GHz)
Intel® Atom™ Processor N470 (512K Cache, 1.83 GHz)
Intel® Atom™ processor N475 (512K Cache, 1.83 GHz)
Intel® Atom™ Processor N550 (1M Cache, 1.50 GHz)
Intel® Atom™ Processor N570 (1M Cache, 1.66 GHz)
>>> Code Name:Silverthorne
Intel® Atom™ Processor Z500 (512K Cache, 800 MHz, 400 MHz FSB)
Intel® Atom™ Processor Z510 (512K Cache, 1.10 GHz, 400 MHz FSB)
Intel® Atom™ Processor Z510P (512K Cache, 1.10 GHz, 400 MHz FSB)
Intel® Atom™ Processor Z510PT (512K Cache, 1.10 GHz, 400 MHz FSB)
Intel® Atom™ Processor Z515 (512K Cache, 1.20 GHz, 400 MHz FSB)
Intel® Atom™ Processor Z520 (512K Cache, 1.33 GHz, 533 MHz FSB)
Intel® Atom™ Processor Z520PT (512K Cache, 1.33 GHz, 533 MHz FSB)
Intel® Atom™ Processor Z530 (512K Cache, 1.60 GHz, 533 MHz FSB)
Intel® Atom™ Processor Z530P (512K Cache, 1.60 GHz, 533 MHz FSB)
Intel® Atom™ Processor Z540 (512K Cache, 1.86 GHz, 533 MHz FSB)
Intel® Atom™ Processor Z550 (512K Cache, 2.00 GHz, 533 MHz FSB)
Intel® Atom™ Processor Z560 (512K Cache, 2.13 GHz, 533 MHz FSB)
希望对你有点帮助。

回答(2):

区别就是 n470支持ddr2 667内存,而n270只支持ddr2 533的内存.其次就是比n270快15%左右,但是功耗却比n270的高很多.价格也是.

所以个人认为n270更超值.

回答(3):

这些上网本都2000多
其实搭载SU2300或者T3500的神舟也差不多这个价

N470比270提升幅度不大 看价格吧
如果比N270的本高不少就买270好了

回答(4):

o(︶︿︶)o 唉,1.6GHZ和1.8GHZ的差别就是20亿赫兹的运算速度差别(注意是20亿!)
如果你玩CF的话,我告诉你差别,1.6GHZ进CF用30分钟,1.8GHZ进用20多分钟,2.2GHZ是30秒,3.1GHZ是5秒到10秒之间。。。。。。。。(正好这几个GHZ的CPU我都用过, = =)

回答(5):

Intel Atom N270和N470是Intel(因特尔)的一个超低电压处理器,被广泛运用在上网本上。它们的区别有以下3点:

  1. 主频不同,N270主频是1.6GHz,N470主频是1.83GHz。

  2. N470支持的内存频率是DDR2 667 ,N270支持的内存频率只有DDR2 533。

  3. N470的功耗有5.5W,N270的功耗只有2.5W.

最后它们2者的相同处是都基于45纳米工艺制作,都带HT超线程技术。从参数上看N470稍具优势,在体验上比N270要好。

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