Home Comparison Intel Xeon E3 1275 vs Intel Xeon E5503

Intel Xeon E3 1275 vs Intel Xeon E5503

Intel Xeon E3 1275
VS
Intel Xeon E5503
Intel Xeon E3-1275
Intel Xeon E5503
We compared two server CPUs: Intel Xeon E3 1275 with 4 cores 3.4GHz and Intel Xeon E5503 with 2 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1275 's Advantages
Released 1 years and 1 months late
Newer PCIe version (3 vs 2)
Higher base frequency (3.4GHz vs 2GHz)
Larger L3 cache size (8MB vs 4MB)
More modern manufacturing process (32nm vs 45nm)
Intel Xeon E5503 's Advantages
Lower TDP (80W vs 95W)

Score

Benchmark

Geekbench 6 Single Core
Intel Xeon E3 1275 +504%
1347
Intel Xeon E5503
223
Geekbench 6 Multi Core
Intel Xeon E3 1275 +575%
4527
Intel Xeon E5503
670
Intel Xeon E3 1275
VS
Intel Xeon E5503

General Parameters

Apr 2011
Release Date
Mar 2010
Intel
Manufacturer
Intel
Server
Type
Server
Sandy Bridge
Core Architecture
Gainestown
Intel Socket 1155
Socket
Intel Socket 1366
Intel HD P3000
Integrated Graphics
N/A
Xeon E3 (Sandy Bridge)
Generation
Xeon (Gainestown)

Package

1.16 billions
Transistor Count
0.731 billions
32 nm
Manufacturing Process
45 nm
95 W
Power Consumption
80 W
Intel
Foundry
Intel
216 mm²
Die Size
263 mm²

CPU Performance

3.4 GHz
Performance Core Base Frequency
2 GHz
3.8 GHz
Performance Core Turbo Frequency
0
4
Total Core Count
2
8
Total Thread Count
2
100 MHz
Bus Frequency
133 MHz
34.0
Multiplier
15.0
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
4 MB shared
No
Unlocked Multiplier
No
1
SMP
2

Memory Parameters

DDR3
Memory Types
DDR3
2
Max Memory Channels
3
Yes
ECC Memory Support
Yes

Miscellaneous

3
PCIe Version
2
16
PCIe Lanes
-

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