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CPU
Intel

Intel Xeon E5-2643 v2

Processor Released

CPU cores
6
CPU threads
12
Maximum boost clock
3.8 GHz
Thermal design power
130 W

Benchmark results

  • PassMark · version unreported · cpuMark9,083*Platform unreported Compare results
  • PassMark · version unreported · threadMark1,895*Platform unreported Compare results
  • PassMark CPU Mark · version unreported · CPU Mark9,056* pointsPlatform unreported Compare results
  • Reported score · version unreported · mark12,957*Platform unreported Compare results

Processing & platform

CPU cores
6
CPU threads
12
Base clock
3.5 GHz
CPU reference clock
100 MHz*
Turbo Boost 2.0 frequency
3.8 GHz*
Maximum supported memory bandwidth
59.70 GB/s*
Reported CPU clock
3.5 GHz*
Maximum boost clock
3.8 GHz
L3 cache
25 MB
Architecture
Ivy Bridge*
Socket / package
LGA 2011
Process node
22 nm
Reported chip die area
160 mm²*
Chip/package TDP
130 W*
Transistors
1,400 million*
Hardware threads per core
2*

Cache hierarchy

  • L3 / total
    Level
    L3
    Scope
    total
    Size
    25 MB
  • Reported cache*
    Size
    25 MB*
    Level
    Reported cache (level unstated)*
    Scope
    Intel® Smart Cache*

Compatible sockets

  • LGA 2011

Memory & storage

Memory channels
4
Video memory type
DDR3 800/1066/1333/1600/1866*

Supported memory

  • DDR3-1866
    Technology
    DDR3
    Transfer rate
    1,866 MT/s
  • DDR3 800/1066/1333/1600/1866*

CPU memory support

  • DDR3-800
    Variant / details
    Manufacturer CPU memory-controller support; system and module configuration may limit operation.
    Technology
    DDR3
    Transfer rate
    800 MT/s
  • DDR3-1066
    Variant / details
    Manufacturer CPU memory-controller support; system and module configuration may limit operation.
    Technology
    DDR3
    Transfer rate
    1,066 MT/s
  • DDR3-1333
    Variant / details
    Manufacturer CPU memory-controller support; system and module configuration may limit operation.
    Technology
    DDR3
    Transfer rate
    1,333 MT/s
  • DDR3-1600
    Variant / details
    Manufacturer CPU memory-controller support; system and module configuration may limit operation.
    Technology
    DDR3
    Transfer rate
    1,600 MT/s
  • DDR3-1866
    Variant / details
    Manufacturer CPU memory-controller support; system and module configuration may limit operation.
    Technology
    DDR3
    Transfer rate
    1,866 MT/s

Power specifications

Thermal design power
130 W

System configuration

Detailed specifications

Specifications 1 · 11 fields
Maximum turbo frequency
3.8* GHz
Scope and conditions
native_context
Clock scope
Maximum turbo declaration; not measured or sustained all-core frequency*
Codename
Ivy Bridge-EP*
Processor model
E5-2643 v2*
Full processor designation
Intel(R) Xeon(R) CPU E5-2643 v2 @ 3.50*
Processor family
Intel Xeon E5/E3*
Launch year
precision
year*
text
2013*
Declared memory capacity
0.768* TB
Scope and conditions
native_context
Capacity unit base
Not independently established*
CPU cores
6*
L3 cache
25* MB
Scope and conditions
native_context
Capacity unit base
Not independently established*
Thermal design power declaration
130* W
CPU threads
12*
Specifications 2 · 9 fields
Release
Sep 1st, 2013*
Name
Xeon E5-2643 v2*
Codename
Ivy Bridge-EP*
Cores
6 / 12*
Clock
3.5* GHz
Socket
Socket 2011*
Process
22* nm
L3 Cache
15MB*
TDP
130* W
Specifications 3 · 9 fields
model
E5-2643 v2*
date
2013-01-07*
clock
3,500*
max clock
3,800*
hw nthreadspercore
2*
hw ncores
6*
tdp
130*
name Processor code name
Ivy Bridge EP*
name Processor family
Xeon*
Specifications 4 · 24 fields
name
Intel Xeon E5-2643 v2 @ 3.50GHz*
name
Intel Xeon E5-2643 v2 @ 3.50GHz*
cores
6*
cores
6*
logicals
2*
logicals
2*
samples
43*
samples
22*
price
59.9*
price
29.95*
tdp
130*
tdp
130*
date
2013-07-01*
date
2013-07-01*
socket
FCLGA2011*
socket
FCLGA2011*
category
Server*
category
Server*
speed
3,500*
speed
3,500*
turbo
3,800*
turbo
3,800*
cpuCount
2*
cpuCount
1*
Specifications 5 · 26 fields
name
Xeon E5-2643 v2*
Release Date
Sep 1st, 2013*
Part#
SR19X*
Frequency
3.5* GHz
Base Clock
100* MHz
Multiplier
35.0x*
Multiplier Unlocked
No*
Codename
Ivy Bridge-EP*
Socket
Intel Socket 2011*
Generation
Xeon E5 (Ivy Bridge-EP)*
Memory Support
DDR3*
ECC Memory
Yes*
# of Cores
6*
# of Threads
12*
SMP # CPUs
2*
Cache L1
64 KB (per core)*
Cache L2
256 KB (per core)*
Features
MMX, SSE, SSE2, SSE3, SSSE3, SSE4.2, AVX, EIST, Intel 64, XD bit, TXT, VT-x, VT-d, AES-NI, F16C, EPT, ECC, HTT*
Foundry
Intel*
Memory Bus
Quad-channel*
PCI-Express
Gen 3*
Process Size
22* nm
Cache L3
15 MB (shared)*
Transistors
1,400 million*
Die Size
160* mm²
Market
Server/Workstation*
Specifications 6 · 4 fields
brand
Intel*
brand
Intel*
name
Intel Xeon E5-2643 v2 @ 3.50GHz*
name
Intel Xeon E5-2643 v2 @ 3.50GHz*
Specifications 7 · 10 fields
Foundry
Intel*
Vendor
Intel*
Product
Intel Xeon E5-2643 v2*
Type
CPU*
Release Date
2013-09-01*
Process Size (nm)
22* nm
TDP (W)
130* W
Die Size (mm^2)
160* mm²
Transistors (million)
1,400*
Freq (MHz)
3,500* MHz
Specifications 8 · 20 fields
turbo frequency
3,800*
cache size
25,600*
tdp
130*
socket
FCLGA2011*
memory type
DDR3 800/1066/1333/1600/1866*
cores
6*
manufacturer Processor benchmark result
intel*
vertical segment
Server*
max memory size
805,306,368*
status
Discontinued*
max temp
74*
package size
52.5mm x 45mm*
threads
12*
name
Intel Xeon E5-2643 v2*
rating Processor benchmark result
9,056*
processor number
E5-2643V2*
launch date
2013-08-01*
lithography
22*
bus speed
8*
base frequency
3,500*
Specifications 9 · 54 fields
Intel® TSX-NI
No*
Intel® Identity Protection Technology ‡
No*
Intel® Demand Based Switching
Yes*
Intel® Flex Memory Access
No*
Intel® AES New Instructions
Yes*
Secure Key
Yes*
Execute Disable Bit ‡
Yes*
Intel® Virtualization Technology (VT-x) ‡
Yes*
Intel® Trusted Execution Technology ‡
Yes*
Intel® Virtualization Technology for Directed I/O (VT-d) ‡
Yes*
Intel® VT-x with Extended Page Tables (EPT) ‡
Yes*
Total Cores
6*
Intel vPro® Eligibility ‡
Intel vPro® Platform*
Intel® OS Guard
Yes*
PCI Express Revision
3.0*
PCI Express Configurations ‡
x4 | x8 | x16*
Max # of PCI Express Lanes
40*
Scalability
2S Only*
Cache
25.0* MB
Scope and conditions
source_native_row_context
Cache description
Intel® Smart Cache*
Original declaration
25 MB Intel® Smart Cache*
Total Threads
12*
Max Turbo Frequency
3.8* GHz
Intel® Turbo Boost Technology 2.0 Frequency‡
3.8* GHz
Processor Base Frequency
3.5* GHz
Bus Speed
8* GT/s
TDP
130* W
# of QPI Links
2*
Marketing Status
Discontinued*
Launch Date
Q3'13*
Servicing Status
End of Servicing Lifetime*
Embedded Options Available
No*
End of Servicing Updates Date
Tuesday | June 30 | 2020*
Supply Status
Discontinued*
Max Memory Size (dependent on memory type)
768* GB
Memory Types
DDR3 800/1066/1333/1600/1866*
Max # of Memory Channels
4*
Max Memory Bandwidth
59.7* GB/s
Physical Address Extensions
46-bit*
ECC Memory Supported ‡
Yes*
Product Collection
Intel® Xeon® Processor E5 v2 Family*
Vertical Segment
Server*
Processor Number
E5-2643V2*
Sockets Supported
FCLGA2011*
Lithography
22* nm
Max CPU Configuration
2*
Package Size
52.5mm x 45mm*
TCASE
74* °C
Intel® 64 ‡
Yes*
Instruction Set
64-bit*
Instruction Set Extensions
Intel® AVX*
Idle States
Yes*
Enhanced Intel SpeedStep® Technology
Yes*
Thermal Monitoring Technologies
Yes*
Intel® Turbo Boost Technology ‡
2.0*
Intel® Hyper-Threading Technology ‡
Yes*
Specifications 10 · 11 fields
name
Intel Xeon E5-2643 v2 @ 3.50GHz*
socket
FCLGA2011*
category
Server*
price
$165.34*
mark
12,957*
value
78.37*
single thread
1,927*
single thread value
11.66*
tdp
130*
powerperf
99*
testdate
Jul 2013*
Specifications 11 · 7 fields
microarchitecture
Ivy Bridge*
Scope and conditions
source_native_row_context
category
cpu*
original_product_name
Intel Xeon E5-2643 V2*
catalogue_reference
Intel Xeon E5-2643 V2*
identity_scope
source-exact-processor-name*
dataset_date
2025-07-23*
scope
Historical publisher declaration. Missing or conflicting observations remain unverified; no benchmark or tested performance inferred.*
boost clock
3.8* GHz
Scope and conditions
source_native_row_context
category
cpu*
original_product_name
Intel Xeon E5-2643 V2*
catalogue_reference
Intel Xeon E5-2643 V2*
identity_scope
source-exact-processor-name*
dataset_date
2025-07-23*
scope
Historical publisher declaration. Missing or conflicting observations remain unverified; no benchmark or tested performance inferred.*
Reported core clock
3.5* GHz
Scope and conditions
source_native_row_context
category
cpu*
original_product_name
Intel Xeon E5-2643 V2*
catalogue_reference
Intel Xeon E5-2643 V2*
identity_scope
source-exact-processor-name*
dataset_date
2025-07-23*
scope
Source calls this core clock; it is not relabelled as base, sustained or gaming clock.*
core count
6*
Scope and conditions
source_native_row_context
category
cpu*
original_product_name
Intel Xeon E5-2643 V2*
catalogue_reference
Intel Xeon E5-2643 V2*
identity_scope
source-exact-processor-name*
dataset_date
2025-07-23*
scope
Historical publisher declaration. Missing or conflicting observations remain unverified; no benchmark or tested performance inferred.*
Historical listing price (dataset 2025-07-23)
amount
398.95*
currency
USD*
dataset_date
2025-07-23*
scope
Historical listing observation; retailer, stock and current availability unknown*
USD
Scope and conditions
source_native_row_context
category
cpu*
original_product_name
Intel Xeon E5-2643 V2*
catalogue_reference
Intel Xeon E5-2643 V2*
identity_scope
source-exact-processor-name*
dataset_date
2025-07-23*
scope
Historical publisher declaration. Missing or conflicting observations remain unverified; no benchmark or tested performance inferred.*
name
Intel Xeon E5-2643 V2*
Scope and conditions
source_native_row_context
category
cpu*
original_product_name
Intel Xeon E5-2643 V2*
catalogue_reference
Intel Xeon E5-2643 V2*
identity_scope
source-exact-processor-name*
dataset_date
2025-07-23*
scope
Historical publisher declaration. Missing or conflicting observations remain unverified; no benchmark or tested performance inferred.*
tdp
130* W
Scope and conditions
source_native_row_context
category
cpu*
original_product_name
Intel Xeon E5-2643 V2*
catalogue_reference
Intel Xeon E5-2643 V2*
identity_scope
source-exact-processor-name*
dataset_date
2025-07-23*
scope
Historical publisher declaration. Missing or conflicting observations remain unverified; no benchmark or tested performance inferred.*
Specifications 12 · 12 fields
cpuName
Intel Xeon E5-2643 v2 @ 3.50GHz*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
testDate
2,013*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
socket
FCLGA2011*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
category
Server*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
price
398.95*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
cpuMark
9,083*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
cpuValue
22.77*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
threadMark
1,895*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
threadValue
4.75*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
TDP
130*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
powerPerf
69.87*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
cores
6*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
Specifications 13 · 8 fields
product
Xeon E5-2643 v2*
status
Discontinued*
releaseDate
2,013*
cores
6*
maxTurboClock
3.8*
baseClock
3.5*
cache
25*
cacheInfo
Intel Smart Cache*

* Provisional data