Home Comparison Intel Xeon E5 2640 vs Intel Xeon E3 1275 v3

Intel Xeon E5 2640 vs Intel Xeon E3 1275 v3

Intel Xeon E5 2640
VS
Intel Xeon E3 1275 v3
Intel Xeon E5-2640
Intel Xeon E3-1275 v3
We compared two server CPUs: Intel Xeon E5 2640 with 6 cores 2.5GHz and Intel Xeon E3 1275 v3 with 4 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2640 's Advantages
Larger L3 cache size (15MB vs 8MB)
Intel Xeon E3 1275 v3 's Advantages
Released 1 years and 3 months late
Higher specification of memory (4 vs 3)
Higher base frequency (3.5GHz vs 2.5GHz)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (84W vs 95W)

Score

Benchmark

Geekbench 6 Single Core
Intel Xeon E5 2640
800
Intel Xeon E3 1275 v3 +42%
1140
Geekbench 6 Multi Core
Intel Xeon E5 2640 +3%
3177
Intel Xeon E3 1275 v3
3063
Intel Xeon E5 2640
VS
Intel Xeon E3 1275 v3

General Parameters

Mar 2012
Release Date
Jun 2013
Intel
Manufacturer
Intel
Server
Type
Server
Sandy Bridge-EP
Core Architecture
Haswell-WS
Intel Socket 2011
Socket
Intel Socket 1150
N/A
Integrated Graphics
Intel HD P4600
Xeon E5 (Sandy Bridge-EP)
Generation
Xeon E3 (Haswell-WS)

Package

2.27 billions
Transistor Count
1.4 billions
32 nm
Manufacturing Process
22 nm
95 W
Power Consumption
84 W
Intel
Foundry
Intel
435 mm²
Die Size
160 mm²

CPU Performance

2.5 GHz
Performance Core Base Frequency
3.5 GHz
3 GHz
Performance Core Turbo Frequency
3.9 GHz
6
Total Core Count
4
12
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
25.0
Multiplier
35.0
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
15 MB shared
L3 Cache
8 MB shared
No
Unlocked Multiplier
No
2
SMP
1

Memory Parameters

DDR3
Memory Types
DDR3,DDR4
4
Max Memory Channels
2
Yes
ECC Memory Support
Yes

Miscellaneous

3
PCIe Version
3

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