CPUBoss Review Our evaluation of X3450 vs 860 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
Front view of Intel Core i7 860

Intel Core i7 860

CPUBoss Winner

Differences What are the advantages of each

Front view of Intel Xeon X3450

Reasons to consider the
Intel Xeon X3450

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Much lower typical power consumption 77.19W vs 156.35W 2x lower typical power consumption
Much lower annual home energy cost 22.89 $/year vs 53.98 $/year 2.4x lower annual home energy cost
Much lower annual commercial energy cost 83.22 $/year vs 157.68 $/year More than 45% lower annual commercial energy cost
Better performance per dollar 0.65 pt/$ vs 0.57 pt/$ Around 15% better performance per dollar
Better performance per watt 1.79 pt/W vs 0.96 pt/W More than 85% better performance per watt
Newer Sep, 2009 vs Jul, 2009 Release date 2 months later
Front view of Intel Core i7 860

Reasons to consider the
Intel Core i7 860

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Higher turbo clock speed 3.46 GHz vs 3.2 GHz Around 10% higher turbo clock speed
Better geekbench 3 single core score 2,065 vs 1,782 More than 15% better geekbench 3 single core score
Much better overclocked clock speed (Water) 4.15 GHz vs 2.67 GHz More than 55% better overclocked clock speed (Water)
Slightly better geekbench 3 Multi-Core score 7,379 vs 6,945 More than 5% better geekbench 3 Multi-Core score

Benchmarks Real world tests of Xeon X3450 vs Core i7 860

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon X3450
6,945
Core i7 860
7,379

GeekBench 3 (Single core) Data courtesy Primate Labs

Xeon X3450
1,782
Core i7 860
2,065

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon X3450
107,000 MB/s
Core i7 860
134,600 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

Xeon X3450
7,161
Core i7 860
7,260

GeekBench (64-bit) Data courtesy Primate Labs

Xeon X3450
7,860
Core i7 860
8,106

GeekBench

Xeon X3450
8,257
Core i7 860
8,959

PassMark Data courtesy Passmark

Xeon X3450
4,912
Core i7 860
5,051

PassMark (Single Core)

Xeon X3450
1,172
Core i7 860
1,226

Specifications Full list of technical specs

summary

Xeon X3450  vs
Core i7 860 
Clock speed 2.66 GHz 2.8 GHz
Turbo clock speed 3.2 GHz 3.46 GHz
Cores Quad core Quad core
Socket type
LGA 1156

features

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

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 DMI DMI
Number of links 1 1
Transfer rate 2,500 MT/s 2,500 MT/s

details

Xeon X3450  vs
Core i7 860 
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 45 nm 45 nm
Transistor count 774,000,000 774,000,000
Max CPUs 1 1
Clock multiplier 20 21
Voltage range 0.65 - 1.4V 0.65 - 1.4V
Operating temperature Unknown - 72.7°C Unknown - 72.7°C

overclocking

Overclock popularity 5 130
Overclocked clock speed 4.08 GHz 4.14 GHz
Overclocked clock speed (Water) 2.67 GHz 4.15 GHz
Overclocked clock speed (Air) 4.08 GHz 4.14 GHz

power consumption

TDP 95W 95W
Annual home energy cost 22.89 $/year 53.98 $/year
Annual commercial energy cost 83.22 $/year 157.68 $/year
Performance per watt 1.79 pt/W 0.96 pt/W
Typical power consumption 77.19W 156.35W

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333
DDR3-1066
DDR3-800
DDR3
Channels Dual Channel Dual Channel
Supports ECC Yes No
Maximum bandwidth 21,333.32 MB/s 21,333.32 MB/s
Maximum memory size 32,768 MB 16,384 MB
Intel Xeon X3450
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Intel Core i7 860
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