|
Type
|
CPU / Microprocessor
|
|
Market segment
|
Server
|
|
Family
|
Intel Xeon E7-2800
|
|
Model number
|
E7-2820
|
|
CPU part number
|
-
AT80615007245AA is an OEM/tray microprocessor
|
|
Frequency
|
2000 MHz
|
|
Turbo frequency
|
2267 MHz (2 cores)
2133 MHz (8 cores)
|
|
Bus speed
|
5.86 GT/s QPI (2933 MHz)
|
|
Clock multiplier
|
15
|
|
Package
|
1567-land Flip-Chip Land Grid Array
|
|
Socket
|
Socket 1567 (LGA1567)
|
|
Size
|
2.22" x 1.94" / 5.647cm x 4.917cm
|
|
Introduction date
|
Apr 3, 2011
|
|
End-of-Life date
|
Last order date for tray processors is August 21, 2015
Last shipment date for tray processors is February 2, 2018
|
|
Price at introduction
|
$1334
|
|
S-spec numbers
|
|
|
Production processors
|
|
Part number
|
SLC3R
|
|
AT80615007245AA
|
+
|
|
|
Architecture / Microarchitecture
|
|
Microarchitecture
|
Westmere
|
|
Platform
|
Boxboro-EX
|
|
Processor core
|
Westmere-EX
|
|
Core stepping
|
A2 (SLC3R)
|
|
CPUID
|
206F2 (SLC3R)
|
|
Manufacturing process
|
0.032 micron High-K metal gate process
|
|
Data width
|
64 bit
|
|
The number of CPU cores
|
8
|
|
The number of threads
|
16
|
|
Floating Point Unit
|
Integrated
|
|
Level 1 cache size
|
8 x 32 KB instruction caches
8 x 16 KB data caches
|
|
Level 2 cache size
|
8 x 256 KB
|
|
Level 3 cache size
|
18 MB
|
|
Physical memory
|
512 GB (per socket)
|
|
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
-
EM64T / Extended Memory 64 technology / Intel 64
-
NX / XD / Execute disable bit
-
HT / Hyper-Threading technology
-
VT-x / Virtualization technology
-
VT-d / Virtualization for directed I/O
-
TBT / Turbo Boost technology
-
TXT / Trusted Execution technology
|
|
Low power features
|
Enhanced SpeedStep technology
|
|
Integrated peripherals / components
|
|
Integrated graphics
|
None
|
|
Memory controller
|
The number of controllers: 1
Memory channels: 4
Supported memory: DDR3-800, DDR3-978, DDR3-1066
DIMMs per channel: 4
ECC supported: Yes
|
|
Electrical / Thermal parameters
|
|
Maximum operating temperature
|
64°C
|
|
Thermal Design Power
|
105 Watt
|
