CPUBoss Review Our evaluation of E3-1240 v2 vs 980 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

No winner declared

Too close to call

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VS

Differences What are the advantages of each

Front view of Intel Xeon E3-1240 v2

Reasons to consider the
Intel Xeon E3-1240 v2

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Much better performance per dollar 4.05 pt/$ vs 0.44 pt/$ Around 9.2x better performance per dollar
Much lower typical power consumption 56.06W vs 105.63W More than 45% lower typical power consumption
Significantly newer manufacturing process 22 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better performance per watt 15.68 pt/W vs 2.01 pt/W More than 7.8x better performance per watt
Slightly higher turbo clock speed 3.8 GHz vs 3.6 GHz More than 5% higher turbo clock speed
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Better PassMark (Single core) score 2,039 vs 1,451 More than 40% better PassMark (Single core) score
Much lower annual home energy cost 16.62 $/year vs 31.32 $/year More than 45% lower annual home energy cost
Much lower annual commercial energy cost 60.44 $/year vs 113.88 $/year More than 45% lower annual commercial energy cost
Newer May, 2012 vs Jun, 2011 Release date 10 months later
Front view of Intel Core i7 980

Reasons to consider the
Intel Core i7 980

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Significantly more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
More l3 cache 12 MB vs 8 MB 50% more l3 cache; more data can be stored in the l3 cache for quick access later
More cores 6 vs 4 2 more cores; run more applications at once
More threads 12 vs 8 4 more threads
More l2 cache per core 0.33 MB/core vs 0.25 MB/core Around 35% more l2 cache per core

Benchmarks Real world tests of Xeon E3-1240 v2 vs Core i7 980

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E3-1240 v2  vs
Core i7 980 
Clock speed 3.4 GHz 3.33 GHz
Turbo clock speed 3.8 GHz 3.6 GHz
Cores Quad core Hexa core
Socket type
LGA 1155
LGA 1366

features

Has a NX bit Yes Yes
Supports trusted computing Yes No
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 69W 130W
Annual home energy cost 16.62 $/year 31.32 $/year
Annual commercial energy cost 60.44 $/year 113.88 $/year
Performance per watt 15.68 pt/W 2.01 pt/W
Typical power consumption 56.06W 105.63W

bus

Architecture DMI QPI
Number of links 1 1
Transfer rate 5,000 MT/s 4,800 MT/s

details

Xeon E3-1240 v2  vs
Core i7 980 
Architecture x86-64 x86-64
Threads 8 12
L2 cache 1 MB 2 MB
L2 cache per core 0.25 MB/core 0.33 MB/core
L3 cache 8 MB 12 MB
L3 cache per core 2 MB/core 2 MB/core
Manufacture process 22 nm 32 nm
Max CPUs 1 1
Clock multiplier 34 25

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
Channels Dual Channel Triple Channel
Supports ECC Yes Yes
Maximum bandwidth 25,600 MB/s 25,599.99 MB/s
Maximum memory size 33,556.48 MB 24,576 MB
Intel Xeon E3-1240 v2
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Intel Core i7 980
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