Home Comparison Intel Xeon E3 1235 vs Intel Xeon E5 2666 v3

Intel Xeon E3 1235 vs Intel Xeon E5 2666 v3

We compared two server CPUs: Intel Xeon E3 1235 with 4 cores 3.2GHz and Intel Xeon E5 2666 v3 with 10 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1235 's Advantages
Higher base frequency (3.2GHz vs 2.9GHz)
Lower TDP (95W vs 135W)
Intel Xeon E5 2666 v3 's Advantages
Released 3 years and 7 months late
Higher specification of memory (2133 vs 3)
Larger L3 cache size (25MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core
Intel Xeon E3 1235
626
Intel Xeon E5 2666 v3 +67%
1046
Geekbench 6 Multi Core
Intel Xeon E3 1235
2110
Intel Xeon E5 2666 v3 +192%
6173
VS

General Parameters

Apr 2011
Release Date
Nov 2014
Intel
Manufacturer
Intel
Server
Type
Server
Sandy Bridge
Core Architecture
Haswell-EP
Intel Socket 1155
Socket
Intel Socket 2011-3
Intel HD P3000
Integrated Graphics
N/A
Xeon E3 (Sandy Bridge)
Generation
Xeon E5 (Haswell-EP)

Package

1.16 billions
Transistor Count
2.6 billions
32 nm
Manufacturing Process
22 nm
95 W
Power Consumption
135 W
Intel
Foundry
Intel
216 mm²
Die Size
356 mm²

CPU Performance

3.2 GHz
Performance Core Base Frequency
2.9 GHz
3.6 GHz
Performance Core Turbo Frequency
3.5 GHz
4
Total Core Count
10
8
Total Thread Count
20
100 MHz
Bus Frequency
100 MHz
32.0
Multiplier
29.0
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
8 MB shared
L3 Cache
25 MB shared
No
Unlocked Multiplier
No
1
SMP
2

Memory Parameters

DDR3
Memory Types
DDR4-2133,DDR3-2133
2
Max Memory Channels
4
Yes
ECC Memory Support
Yes

Miscellaneous

3
PCIe Version
3
16
PCIe Lanes
40

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