General information
Type CPU / Microprocessor
Market segment Server
Family Intel Xeon E5-2600
Model number ? E5-2640
CPU part numbers
CM8062100856401 is an OEM/tray microprocessor
BX80621E52640 is a boxed microprocessor
Frequency ? 2.5 GHz / 2500 MHz
Maximum turbo frequency 3 GHz / 3000 MHz
Bus speed ? 7.2 GT/s QPI (3600 MHz)
5 GT/s Direct Media Interface
Clock multiplier ? 25
Package 2011-land Flip-Chip Land Grid Array
Socket Socket 2011 / LGA2011
Size 2.07" x 1.77" / 5.25cm x 4.5cm
Introduction date March 6, 2012
Price at introduction $885 (OEM)
$889 (box)
S-spec numbers
Part number ES/QS processors Production processors
QARF QB7W QBET QBUV SR0H5 SR0KR
BX80621E52640 +
CM8062100856401 + + + + + +
Architecture / Microarchitecture
Instruction set x86
Microarchitecture Sandy Bridge
Platform Romley-EP
Romley-WS
Processor core ? Sandy Bridge-EP
Core stepping ? C0
C1
C2
CPUIDs 206D5
206D6
206D7
Manufacturing process 0.032 micron Hi-K metal gate process
Data width 64 bit
The number of CPU cores 6
The number of threads 12
Floating Point Unit Integrated
Level 1 cache size ? 6 x 32 KB instruction caches
6 x 32 KB data caches
Level 2 cache size ? 6 x 256 KB
Level 3 cache size 15 MB
Physical memory 384 GB (per socket)
Multiprocessing Up to 2 processors
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
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 ?
Security Features
NX / XD / Execute disable bit ?
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): 4
Memory channels (total): 4
Supported memory: DDR3-800, DDR3-1066, DDR3-1333
ECC supported: Yes
Other peripherals
Direct Media Interface 2.0
Quick Path Interconnect (2 links)
PCI Express 3.0 interface
Electrical / Thermal parameters
V core ? 0.6V - 1.35V
Maximum operating temperature ? 73°C
Thermal Design Power ? 95 Watt
