CPUBoss Review Our evaluation of E3-1270 vs 3770 among all CPUs

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

7.9

CPUBoss Score

Combination of all six facets

Winner
Intel Xeon E3-1270 

CPUBoss recommends the Intel Xeon E3-1270  based on its .

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VS

Differences What are the advantages of each

Front view of Intel Xeon E3-1270

Reasons to consider the
Intel Xeon E3-1270

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Significantly better performance per watt 10.9 pt/W vs 7.25 pt/W More than 50% better performance per watt
Significantly better performance per dollar 2.6 pt/$ vs 2.33 pt/$ More than 10% better performance per dollar
Slightly better PassMark (Single core) score 2,222 vs 2,072 More than 5% better PassMark (Single core) score
Front view of Intel Core i7 3770

Reasons to consider the
Intel Core i7 3770

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Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Significantly newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Better overclocked clock speed (Air) 4.03 GHz vs 3.52 GHz Around 15% better overclocked clock speed (Air)
Newer Apr, 2012 vs Apr, 2011 Release date over 1 years later
Better overclocked clock speed (Water) 4.32 GHz vs 3.8 GHz Around 15% better overclocked clock speed (Water)

Benchmarks Real world tests of Xeon E3-1270 vs Core i7 3770

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon E3-1270
5,885
Core i7 3770
12,524

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E3-1270
1,980,000 MB/s
Core i7 3770
2,660,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon E3-1270
11,216
Core i7 3770
12,495

GeekBench (64-bit) Data courtesy Primate Labs

Xeon E3-1270
14,722
Core i7 3770
13,300

GeekBench

Xeon E3-1270
14,722
Core i7 3770
16,134

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E3-1270  vs
Core i7 3770 
Clock speed 3.4 GHz 3.4 GHz
Turbo clock speed 3.8 GHz 3.9 GHz
Cores Quad core Quad core
Socket type
LGA 1155

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 80W 77W
Annual home energy cost 19.27 $/year 18.55 $/year
Annual commercial energy cost 70.08 $/year 67.45 $/year
Performance per watt 10.9 pt/W 7.25 pt/W
Typical power consumption 65W 62.56W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
Channels Dual Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 21,333.32 MB/s 25,600 MB/s
Maximum memory size 32,768 MB 32,768 MB

details

Xeon E3-1270  vs
Core i7 3770 
Architecture x86-64 x86-64
Threads 8 8
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 8 MB 8 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 32 nm 22 nm
Max CPUs 1 1
Clock multiplier 34 34
Operating temperature Unknown - 69.1°C Unknown - 67.4°C

overclocking

Overclock popularity 1 8
Overclocked clock speed 3.52 GHz 4.03 GHz
Overclocked clock speed (Water) 3.8 GHz 4.32 GHz
Overclocked clock speed (Air) 3.52 GHz 4.03 GHz

integrated graphics

GPU None GPU
Label N/A Intel® HD Graphics 4000
Latest DirectX N/A 11.x
Number of displays supported N/A 3
GPU clock speed N/A 650 MHz
Turbo clock speed N/A 1,150 MHz
3DMark06 N/A 5,339.9

bus

Architecture DMI DMI
Number of links 1 1
Transfer rate 5,000 MT/s 5,000 MT/s
Intel Xeon E3-1270
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Intel Core i7 3770
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