CPUBoss Review Our evaluation of X7800 vs E7500 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

5.5

CPUBoss Score

Combination of all six facets

Winner
Intel Core2 X7800 

CPUBoss recommends the Intel Core2 X7800  based on its performance, single-core performance and power consumption.

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VS

Intel Core2 X7800

CPUBoss Winner
Front view of Intel Core2 X7800

Differences What are the advantages of each

Front view of Intel Core2 X7800

Reasons to consider the
Intel Core2 X7800

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Significantly more l2 cache 4 MB vs 3 MB Around 35% more l2 cache; more data can be stored in the l2 cache for quick access later
Much better PassMark score 14,586 vs 1,877 More than 7.8x better PassMark score
Much better PassMark (Single core) score 2,228 vs 1,204 More than 85% better PassMark (Single core) score
Much better performance per watt 8.66 pt/W vs 1.9 pt/W More than 4.5x better performance per watt
Lower typical power consumption 35.75W vs 52.81W More than 30% lower typical power consumption
Much more l2 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l2 cache per core
Better overclocked clock speed (Air) 4.57 GHz vs 3.85 GHz Around 20% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 4.79 GHz vs 4.06 GHz Around 20% better overclocked clock speed (Water)
Lower annual home energy cost 10.6 $/year vs 15.66 $/year More than 30% lower annual home energy cost
Lower annual commercial energy cost 38.54 $/year vs 56.94 $/year More than 30% lower annual commercial energy cost
Front view of Intel Core2 Duo E7500

Reasons to consider the
Intel Core2 Duo E7500

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Much newer manufacturing process 45 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Higher clock speed 2.93 GHz vs 2.6 GHz Around 15% higher clock speed
Newer Jan, 2009 vs Jul, 2007 Release date over 1 years later

Benchmarks Real world tests of Core2 X7800 vs Duo E7500

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core2 X7800
5,310 MB/s
Core2 Duo E7500
124,700 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core2 X7800  vs
Duo E7500 
Clock speed 2.6 GHz 2.93 GHz
Cores Dual core Dual core
Socket type
478
P
LGA 775

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE3
SSE
SSE4.1
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 44W 65W
Annual home energy cost 10.6 $/year 15.66 $/year
Annual commercial energy cost 38.54 $/year 56.94 $/year
Performance per watt 8.66 pt/W 1.9 pt/W
Typical power consumption 35.75W 52.81W

details

Core2 X7800  vs
Duo E7500 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 4 MB 3 MB
L2 cache per core 2 MB/core 1.5 MB/core
Manufacture process 65 nm 45 nm
Transistor count 291,000,000 228,000,000
Max CPUs 1 1
Clock multiplier 13 11
Voltage range 1.1 - 1.38V 0.85 - 1.36V

overclocking

Overclocked clock speed 4.57 GHz 3.85 GHz
Overclocked clock speed (Water) 4.79 GHz 4.06 GHz
Overclocked clock speed (Air) 4.57 GHz 3.85 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 800 MHz 1,066 MHz
Intel Core2 X7800
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Intel Core2 Duo E7500
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