CPUBoss Review Our evaluation of 3070 vs 820 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

5.1

CPUBoss Score

Combination of all six facets

Winner
Intel Xeon 3070 

CPUBoss recommends the Intel Xeon 3070  based on its power consumption.

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VS

Differences What are the advantages of each

Front view of Intel Xeon 3070

Reasons to consider the
Intel Xeon 3070

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Much more l2 cache 4 MB vs 2 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Much newer manufacturing process 65 nm vs 90 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Supports dynamic frequency scaling Yes vs No Somewhat common; Allows for maximum performance when needed, while conserving power and minimizing heat production when not needed
Has virtualization support Yes vs No Somewhat common; Boosts performance of virtual machines
Much more l2 cache per core 2 MB/core vs 1 MB/core 2x more l2 cache per core
Significantly lower typical power consumption 52.81W vs 77.19W More than 30% lower typical power consumption
Better geekbench 3 single core score 1,414 vs 788 Around 80% better geekbench 3 single core score
Better geekbench 3 Multi-Core score 2,576 vs 1,378 More than 85% better geekbench 3 Multi-Core score
Better overclocked clock speed (Air) 3.79 GHz vs 3.52 GHz Around 10% better overclocked clock speed (Air)
Better performance per watt 1.7 pt/W vs 0.94 pt/W More than 80% better performance per watt
Significantly lower annual home energy cost 15.66 $/year vs 22.89 $/year More than 30% lower annual home energy cost
Significantly lower annual commercial energy cost 56.94 $/year vs 83.22 $/year More than 30% lower annual commercial energy cost
Front view of Intel Pentium D 820

Reasons to consider the
Intel Pentium D 820

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Much better overclocked clock speed (Water) 4.25 GHz vs 2.67 GHz Around 60% better overclocked clock speed (Water)
Higher Maximum operating temperature 64.1 °C vs 60.1 °C More than 5% higher Maximum operating temperature

Benchmarks Real world tests of Xeon 3070 vs Pentium D 820

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon 3070
2,576

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon 3070
111,100 MB/s
Pentium D 820
100,200 MB/s

Specifications Full list of technical specs

summary

Xeon 3070  vs
Pentium D 820 
Clock speed 2.66 GHz 2.8 GHz
Cores Dual core Dual core
Socket type
LGA 775

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes No
Instruction set extensions
MMX
SSE
SSE2
SSE3
Supports dynamic frequency scaling Yes No

power consumption

TDP 65W 95W
Annual home energy cost 15.66 $/year 22.89 $/year
Annual commercial energy cost 56.94 $/year 83.22 $/year
Performance per watt 1.7 pt/W 0.94 pt/W
Typical power consumption 52.81W 77.19W

memory controller

Memory controller Built-in Built-in
Supports ECC No No

details

Xeon 3070  vs
Pentium D 820 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 4 MB 2 MB
L2 cache per core 2 MB/core 1 MB/core
Manufacture process 65 nm 90 nm
Transistor count 291,000,000 230,000,000
Max CPUs 1 1
Clock multiplier 10 14
Voltage range 0.85 - 1.5V 1.2 - 1.4V
Operating temperature Unknown - 60.1°C Unknown - 64.1°C

overclocking

Overclocked clock speed 3.79 GHz 3.52 GHz
Overclocked clock speed (Water) 2.67 GHz 4.25 GHz
Overclocked clock speed (Air) 3.79 GHz 3.52 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 FSB FSB
Number of links 1 1
Clock speed 1,066 MHz 800 MHz
Intel Xeon 3070
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Intel Pentium D 820
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