Intel Xeon E5-2640 v2 对 Intel Xeon E5-2650 v2. 规格、性能、测试

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

• 分段
  Desktop / Server Desktop / Server
• 系列
  Intel Xeon E5 Intel Xeon E5
• 一代人
  4 4
• CPU组
  Intel Xeon E5 v2 Intel Xeon E5 v2
• Successor
  Intel Xeon E5-2640 v3 Intel Xeon E5-2650 v3

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
  2.00 GHz 2.60 GHz
• CPU核数
  8 8
• 涡轮增压 (1核)
  2.50 GHz 3.40 GHz
• CPU线程
  16 16
• Turbo (8 Cores)
  2.20 GHz 3.00 GHz
• 超线程
  是 是
• 超频
  没有 没有
• 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
  没有iGPU 没有iGPU
• GPU (Turbo)
  没有涡轮增压 没有涡轮增压

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
  没有 没有
• VP9
  没有 没有
• VP8
  没有 没有
• AV1
  没有 没有
• AVC
  没有 没有
• VC-1
  没有 没有
• JPEG
  没有 没有

Overview of the types and quantities of RAM supported by Intel Xeon E5-2650 v2 和 Intel Xeon E5-2640 v2. The supported memory frequencies may vary depending on the motherboard configuration.

• 存储器类型
  DDR3-1600 DDR3-1600
• ECC
  是 是
• 记忆通道
  4 4
• PCIe版本
  3.0 3.0
• PCIe通道
  40 40

• AES-NI
  是 是

Analyze the TDP (Thermal Design Power) requirements of Intel Xeon E5-2640 v2 和 Intel Xeon E5-2650 v2 to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

• TDP (PL1)
  95 W 95 W

Information on architecture, interfaces, and additional instructions supported by Intel Xeon E5-2640 v2 和 Intel Xeon E5-2650 v2, 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, AVX SSE4.1, SSE4.2, AVX
• L2-Cache
  20.00 MB 20.00 MB
• 建筑学
  Ivy Bridge EP Ivy Bridge EP
• 技术过程
  22 nm 22 nm
• 插座
  LGA 2011 LGA 2011
• 发布日期
  Q3/2013 Q3/2013