General information
Type CPU / Microprocessor
Market segment Server
Family Intel Xeon E3-1200 v5
Model number ? E3-1240 v5
CPU part numbers
CM8066201921715 is an OEM/tray microprocessor
BX80662E31240V5 is a boxed microprocessor
Frequency ? 3.5 GHz / 3500 MHz
Maximum turbo frequency 3.9 GHz / 3900 MHz
Bus speed ? 8 GT/s Direct Media Interface
Clock multiplier ? 35
Package 1151-land Flip-Chip Land Grid Array
Socket Socket 1151 / H4 / LGA1151
Size 1.48" x 1.48" / 3.75cm x 3.75cm
Introduction date October 19, 2015
End-of-Life date Last order date is October 26, 2018
Last shipment date is April 12, 2019
Price at introduction $272 (OEM)
$282 (box)
S-spec numbers
Part number ES/QS processors Production processors
QJ78 SR2CM SR2LD
BX80662E31240V5 + +
CM8066201921715 + +
Unknown +
Architecture / Microarchitecture
Instruction set x86
Microarchitecture Skylake
Platform Greenlow
Processor core ? Skylake-S
Core stepping ? R0
CPUIDs 506E3
Manufacturing process 0.014 micron
Data width 64 bit
The number of CPU cores 4
The number of threads 8
Floating Point Unit Integrated
Level 1 cache size ? 4 x 32 KB instruction caches
4 x 32 KB data caches
Level 2 cache size ? 4 x 256 KB
Level 3 cache size 8 MB
Physical memory 64 GB
Multiprocessing Uniprocessor
Extensions & Technologies
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 ?
HT / Hyper-Threading technology ?
VT-x / Virtualization technology ?
VT-d / Virtualization for directed I/O
TBT 2.0 / Turbo Boost technology 2.0 ?
TSX / Transactional Synchronization Extensions
Security Features
NX / XD / Execute disable bit ?
MPX / Memory Protection Extensions
SGX / Software Guard Extensions
TXT / Trusted Execution technology
Low power features Enhanced Intel SpeedStep technology ?
Integrated Graphics Processing Unit
None
Integrated peripherals / components
Memory controller The number of controllers: 1
Memory channels (per controller): 2
Memory channels (total): 2
Supported memory: DDR3L-1333, DDR3L-1600, DDR4-1866, DDR4-2133
ECC supported: Yes
Other peripherals
Direct Media Interface 3.0
PCI Express 3.0 interface (16 lanes)
Electrical / Thermal parameters
Thermal Design Power ? 80 Watt
