CPUBoss Review Our evaluation of E5-2670 vs 6378 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

5.4

CPUBoss Score

Combination of all six facets

Winner
Intel Xeon E5-2670 

CPUBoss recommends the Intel Xeon E5-2670  based on its performance and single-core performance.

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VS

Differences What are the advantages of each

Front view of Intel Xeon E5-2670

Reasons to consider the
Intel Xeon E5-2670

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Much better PassMark score 12,270 vs 2,152 Around 5.8x better PassMark score
Much better PassMark (Single core) score 1,590 vs 996 Around 60% better PassMark (Single core) score
Much more l3 cache 20 MB vs 16 MB 25% more l3 cache; more data can be stored in the l3 cache for quick access later
Significantly higher clock speed 2.6 GHz vs 2.4 GHz Around 10% higher clock speed
Much better performance per watt 7.31 pt/W vs 2.97 pt/W Around 2.5x better performance per watt
Much higher Maximum operating temperature 80 °C vs 69 °C More than 15% higher Maximum operating temperature
Much more l3 cache per core 2.5 MB/core vs 1 MB/core 2.5x more l3 cache per core
Much better overclocked clock speed (Water) 3.08 GHz vs 2.4 GHz Around 30% better overclocked clock speed (Water)
Front view of AMD Opteron 6378

Reasons to consider the
AMD Opteron 6378

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Much more l2 cache 16 MB vs 2 MB 8x more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l2 cache per core 1 MB/core vs 0.25 MB/core 4x more l2 cache per core
Much better overclocked clock speed (Air) 3.6 GHz vs 3.13 GHz More than 15% better overclocked clock speed (Air)
Supports more CPUs in SMP configuration 4 vs 2 Twice as many CPUs in SMP configuration
Newer Nov, 2012 vs Mar, 2012 Release date 8 months later

Benchmarks Real world tests of Xeon E5-2670 vs Opteron 6378

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon E5-2670
14,255
Opteron 6378
46,510

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E5-2670
1,740,000 MB/s
Opteron 6378
1,650 MB/s

PassMark Data courtesy Passmark

Xeon E5-2670
12,270
Opteron 6378
2,152

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5-2670  vs
Opteron 6378 
Clock speed 2.6 GHz 2.4 GHz
Turbo clock speed 3.3 GHz 3.3 GHz
Cores Octa core 16 core
Socket type
LGA 2011
G34

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
AVX 1.1
SSE2
F16C
MMX
XOP
AVX
SSE3
SSE
ABM
BMI1
CLMUL
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
CVT16
AMD-V
Supplemental SSE3
AES
TBM
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 115W 115W
Annual home energy cost 27.7 $/year 27.7 $/year
Annual commercial energy cost 100.74 $/year 100.74 $/year
Performance per watt 7.31 pt/W 2.97 pt/W
Typical power consumption 93.44W 93.44W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1600
DDR3-1333
DDR3-1066
DDR3
DDR3-800
Channels Quad Channel Quad Channel
Supports ECC Yes Yes
Maximum bandwidth 51,200 MB/s 25,600 MB/s

details

Xeon E5-2670  vs
Opteron 6378 
Threads 16 16
L2 cache 2 MB 16 MB
L2 cache per core 0.25 MB/core 1 MB/core
L3 cache 20 MB 16 MB
L3 cache per core 2.5 MB/core 1 MB/core
Manufacture process 32 nm 32 nm
Max CPUs 2 4
Clock multiplier 33 16
Operating temperature Unknown - 80°C Unknown - 69°C

overclocking

Overclock popularity 3 1
Overclocked clock speed 3.13 GHz 3.6 GHz
Overclocked clock speed (Water) 3.08 GHz 2.4 GHz
Overclocked clock speed (Air) 3.13 GHz 3.6 GHz

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

bus

Architecture QPI HyperTransport 3.0
Transfer rate 8,000 MT/s 6,400 MT/s
Clock speed 4,000 MHz 3,200 MHz
Intel Xeon E5-2670
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AMD Opteron 6378
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