Intel Celeron 2957U 对 Intel Core i7-4940MX. 规格、性能、测试

Comprehensive background on the processors being compared, detailing their series, generation, and targeted market segment.

• 分段
  Mobile Mobile
• 系列
  Intel Celeron Intel Core i7 Extreme Edition
• 一代人
  4 4
• CPU组
  Intel Celeron 2000 Intel Core i 4000M/4000H

Essential parameters including the number of cores, threads, base and turbo frequencies, and cache size. These metrics provide insight into the processor’s speed—higher values generally indicate better performance.

• 頻率
  1.40 GHz 3.10 GHz
• CPU核数
  2 4
• 涡轮增压 (1核)
  没有涡轮增压 3.90 GHz
• CPU线程
  2 8
• 超线程
  没有 是
• 超频
  没有 是
• 核心架构
  normal normal

The integrated graphics (iGPU) do not influence the CPU performance significantly; they serve as a substitute for a dedicated graphics card in the absence of one or are utilized in mobile devices.

• GPU名称
  Intel HD Graphics (Haswell GT1) Intel HD Graphics 4600
• GPU frequency
  0.20 GHz 0.40 GHz
• GPU (Turbo)
  1.00 GHz 1.35 GHz
• 执行单位
  10 20
• 着色器
  80 160
• Max. GPU Memory
  -- 2 GB
• Max. displays
  3 3
• 一代人
  7.5 7.5
• DirectX Version
  11.1 11.1
• 技术过程
  22 nm 22 nm
• 发布日期
  Q4/2012 Q2/2013

This section details the built-in codecs used for encoding and decoding media content, which significantly enhance processing speed and efficiency.

• h265 / HEVC (8 bit)
  没有 没有
• h265 / HEVC (10 bit)
  没有 没有
• h264
  Decode / Encode Decode / Encode
• VP9
  没有 没有
• VP8
  没有 没有
• AV1
  没有 没有
• AVC
  Decode / Encode Decode / Encode
• VC-1
  Decode Decode
• JPEG
  Decode Decode

Overview of the types and quantities of RAM supported by Intel Core i7-4940MX 和 Intel Celeron 2957U. The supported memory frequencies may vary depending on the motherboard configuration.

• 存储器类型
  DDR3L-1600 SO-DIMM DDR3L-1600 SO-DIMM
• ECC
  没有 没有
• 记忆通道
  2 4
• PCIe版本
  2.0 3.0
• PCIe通道
  10 16

• AES-NI
  是 是

Analyze the TDP (Thermal Design Power) requirements of Intel Celeron 2957U 和 Intel Core i7-4940MX to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

• TDP (PL1)
  15 W 57 W

Information on architecture, interfaces, and additional instructions supported by Intel Celeron 2957U 和 Intel Core i7-4940MX, including virtual machine technologies and fabrication processes.

• 指令集（ISA）
  x86-64 (64 bit) x86-64 (64 bit)
• 虚拟化
  VT-x, VT-x EPT, VT-d VT-x, VT-x EPT, VT-d
• ISA扩展
  SSE4.1, SSE4.2 SSE4.1, SSE4.2, AVX2
• L2-Cache
  2.00 MB 8.00 MB
• 建筑学
  Haswell U Haswell H
• 技术过程
  22 nm 22 nm
• 插座
  BGA 1168 PGA 946
• 发布日期
  Q4/2013 Q4/2013