Home / CPU Comparison / Intel Xeon E5645 or Intel Xeon E3-1230 v3: What's better?

Intel Xeon E5645
vs
Intel Xeon E3-1230 v3

Intel Xeon E5645
vs
Intel Xeon E3-1230 v3

CPU Comparison Result

Below are the results of a comparison of Intel Xeon E5645 and Intel Xeon E3-1230 v3 processors based on key performance characteristics, as well as power consumption and much more.

Advantages

Intel Xeon E5645
Intel Xeon E5645
Intel Xeon E5645
  • More Total Cores: 6 (6 vs 4)
  • Larger L3 Cache: 12MB shared (12MB shared vs 8MB shared)
Intel Xeon E3-1230 v3
Intel Xeon E3-1230 v3
Intel Xeon E3-1230 v3
  • Higher Performance-core Max Turbo Frequency: 3.7 GHz (2.666 GHz vs 3.7 GHz)
  • Higher Technology: 22 nm (32 nm vs 22 nm)
  • Newer Launch Date: June 2013 (March 2010 vs June 2013)

Basic

Intel
Label Name
Intel
March 2010
Launch Date
June 2013
Server
Platform
Server
Xeon E5645
Model Name
?
The Intel processor number is just one of several factors - along with processor brand, system configurations, and system-level benchmarks - to be considered when choosing the right processor for your computing needs.
Xeon E3-1230 v3
Westmere-EP
Code Name
Haswell-WS
Intel
Foundry
Intel
Xeon (Westmere-EP)
Generation
Xeon E3 (Haswell-WS)

CPU Specifications

6
Total Cores
?
Cores is a hardware term that describes the number of independent central processing units in a single computing component (die or chip).
4
12
Total Threads
?
Where applicable, Intel® Hyper-Threading Technology is only available on Performance-cores.
8
2.4 GHz
Performance-core Base Frequency
3.3 GHz
2.666 GHz
Performance-core Max Turbo Frequency
?
Maximum P-core turbo frequency derived from Intel® Turbo Boost Technology.
3.7 GHz
64K per core
L1 Cache
64K per core
256K per core
L2 Cache
256K per core
12MB shared
L3 Cache
8MB shared
133MHz
Bus Frequency
100MHz
Intel Socket 1366
CPU Socket
?
The socket is the component that provides the mechanical and electrical connections between the processor and motherboard.
Intel Socket 1150
No
Unlocked Multiplier
No
18.0
Multiplier
33.0
32 nm
Technology
?
Lithography refers to the semiconductor technology used to manufacture an integrated circuit, and is reported in nanometer (nm), indicative of the size of features built on the semiconductor.
22 nm
80 W
TDP
80 W
2
PCIe Version
?
PCI Express is a high-speed serial computer expansion bus standard used for connecting high-speed components, replacing older standards such as AGP, PCI, and PCI-X. It has gone through multiple revisions and improvements since its initial release. PCIe 1.0 was first introduced in 2002, and in order to meet the growing demand for higher bandwidth, subsequent versions have been released over time.
3
1.17 billions
Transistor Count
1.4 billions

Memory Specifications

DDR3
Memory Type
?
Intel® processors come in four different types: Single Channel, Dual Channel, Triple Channel, and Flex Mode. Maximum supported memory speed may be lower when populating multiple DIMMs per channel on products that support multiple memory channels.
DDR3-1600
3
Memory Channels
?
The number of memory channels refers to the bandwidth operation for real world application.
2
Yes
ECC Memory Support
Yes

Miscellaneous

-
PCIe Lanes
16

Benchmarks

Geekbench 6 Single Core
Xeon E5645
425
Xeon E3-1230 v3
1044 +146%
Geekbench 6 Multi Core
Xeon E5645
3117
Xeon E3-1230 v3
3477 +12%
Geekbench 5 Single Core
Xeon E5645
508
Xeon E3-1230 v3
957 +88%
Geekbench 5 Multi Core
Xeon E5645
4597 +33%
Xeon E3-1230 v3
3451
Passmark CPU Single Core
Xeon E5645
1148
Xeon E3-1230 v3
2085 +82%
Passmark CPU Multi Core
Xeon E5645
4998
Xeon E3-1230 v3
6793 +36%

Related CPU Comparisons

Intel Xeon E3-1230 v3
Intel Xeon E3-1230 v3
VS
Intel Xeon E3-1230 v2
Intel Xeon E3-1230 v2