Intel Xeon E5-2643
About processor
The Intel Xeon E5-2643 processor is a powerful and efficient CPU designed for server applications. With a total of 4 cores and 8 threads, this processor is capable of handling demanding workloads with ease. The base frequency of 3.3 GHz and max turbo frequency of 3.5 GHz ensure that the processor delivers high performance for both single-threaded and multi-threaded applications.
The 10MB of L3 cache provides ample space for storing frequently accessed data, further boosting the processor's performance. With a TDP of 130W, the E5-2643 strikes a good balance between power consumption and performance, making it suitable for a wide range of server applications.
In benchmark tests, the E5-2643 demonstrates impressive performance, scoring 1143 in Geekbench 6 Single Core and 4836 in Geekbench 6 Multi Core. This indicates that the processor is capable of handling both single-core and multi-core workloads with ease, making it a versatile choice for server applications.
Overall, the Intel Xeon E5-2643 processor is a solid choice for server applications, offering a good balance of performance, efficiency, and versatility. It is a reliable option for businesses and enterprises looking to build or upgrade their server infrastructure.
Basic
Label Name
Intel
Platform
Server
Launch Date
March 2012
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 E5-2643
Code Name
Sandy Bridge-EP
Foundry
Intel
Generation
Xeon E5 (Sandy Bridge-EP)
CPU Specifications
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
Total Threads
?
Where applicable, Intel® Hyper-Threading Technology is only available on Performance-cores.
8
Performance-core Base Frequency
3.3 GHz
Performance-core Max Turbo Frequency
?
Maximum P-core turbo frequency derived from Intel® Turbo Boost Technology.
3.5 GHz
L1 Cache
64K per core
L2 Cache
256K per core
L3 Cache
10MB shared
Unlocked Multiplier
No
Multiplier
33.0
Bus Frequency
100MHz
CPU Socket
?
The socket is the component that provides the mechanical and electrical connections between the processor and motherboard.
Intel Socket 2011
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.
32 nm
TDP
130 W
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
Transistor Count
1.27 billions
Memory Specifications
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
Memory Channels
?
The number of memory channels refers to the bandwidth operation for real world application.
4
ECC Memory Support
Yes
GPU Specifications
Integrated Graphics Model
?
An integrated GPU refers to the graphics core that is integrated into the CPU processor. Leveraging the processor's powerful computational capabilities and intelligent power efficiency management, it delivers outstanding graphics performance and a smooth application experience at a lower power consumption.
N/A
Benchmarks
Geekbench 6
Single Core
Score
1143
Geekbench 6
Multi Core
Score
4836
Geekbench 5
Single Core
Score
685
Geekbench 5
Multi Core
Score
4654
Passmark CPU
Single Core
Score
2255
Passmark CPU
Multi Core
Score
11128
Compared to Other CPU
Geekbench 6 Single Core
Geekbench 6 Multi Core
Geekbench 5 Single Core
Geekbench 5 Multi Core
Passmark CPU Single Core
Passmark CPU Multi Core