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General information
Type CPU / Microprocessor
Market segment Server
Family
Intel Xeon E5-2600 v3
Model number
E5-2685 v3
CPU part number
  • CM8064401684201 is an OEM/tray microprocessor
Frequency 2600 MHz
Turbo frequency 3300 MHz
Bus speed 9.6 GT/s QPI (4800 MHz)
5 GT/s DMI
Clock multiplier 26
Package 2011-land Flip-Chip Land Grid Array
Socket Socket 2011-3 / R3 / LGA2011-3
Size 2.07" x 1.77" / 5.25cm x 4.5cm
Introduction date September 8, 2014
Price at introduction $2090
S-spec numbers
Part number ES/QS processors Production processors
  QGPK SR1Y9
CM8064401684201   +
Unknown +  
Architecture / Microarchitecture
Microarchitecture Haswell
Platform Grantley-EP
Processor core Haswell-EP
Core stepping M1 (SR1Y9)
CPUID 306F2 (SR1Y9)
Manufacturing process 0.022 micron
Data width 64 bit
The number of CPU cores 12
The number of threads 12
Floating Point Unit Integrated
Level 1 cache size 12 x 32 KB 8-way set associative instruction caches
12 x 32 KB 8-way set associative data caches
Level 2 cache size 12 x 256 KB 8-way set associative caches
Level 3 cache size 30 MB shared cache
Physical memory 768 GB
Multiprocessing Up to 2 processors
Features
  • MMX instructions
  • SSE / Streaming SIMD Extensions
  • SSE2 / Streaming SIMD Extensions 2
  • SSE3 / Streaming SIMD Extensions 3
  • SSSE3 / Supplemental Streaming SIMD Extensions 3
  • SSE4 / SSE4.1 + SSE4.2 / Streaming SIMD Extensions 4
  • AES / Advanced Encryption Standard instructions
  • AVX / Advanced Vector Extensions
  • AVX2 / Advanced Vector Extensions 2.0
  • BMI / BMI1 + BMI2 / Bit Manipulation instructions
  • F16C / 16-bit Floating-Point conversion instructions
  • FMA3 / 3-operand Fused Multiply-Add instructions
  • EM64T / Extended Memory 64 technology / Intel 64
  • NX / XD / Execute disable bit
  • TBT 2.0 / Turbo Boost technology 2.0
  • TXT / Trusted Execution technology
Low power features Enhanced SpeedStep technology
Integrated peripherals / components
Integrated graphics None
Memory controller The number of controllers: 2
Memory channels per controller: 2
Supported memory: DDR4-1600, DDR4-1866, DDR4-2133
DIMMs per channel: 3
Maximum memory bandwidth (GB/s): 68
ECC supported: Yes
Other peripherals
  • Direct Media Interface 2.0
  • Quick Path Interconnect v1.1 (2 links)
  • PCI Express 3.0 interface (40 lanes)
Electrical / Thermal parameters
V core 0.65V - 1.3V
Maximum operating temperature 84.5°C
Thermal Design Power 120 Watt
Notes on Intel Xeon E5-2685 v3
  • The processor has the following security, data protection and/or software features: Intel Secure Key, vPro technology and OS Guard.