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AMD

AMD Phenom II X3 720 2.8GHz 3 x 512KB L2 Cache 6MB L3 Cache Socket AM3 95W Triple-Core Black Processor - Retail

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AMD Phenom II X3 720 2.8GHz Socket AM3 95W Triple-Core Black Processor - Retail
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AMD Phenom II X3 720 2.8GHz Socket AM3 95W Triple-Core Black Processor - Retail
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Manufacturer Warranty

Beyond any applicable Newegg return policy, this item is warranted independently by the product's Manufacturer. Below is a summary provided for convenience only and may not be accurate or current. Use this link for full details.

  • Manufacturer Limited Warranty period (parts): 3 years
  • Manufacturer Limited Warranty period (labor): 3 years

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Return Policies

This item is covered by Newegg.com's CPU Replacement Only Return Policy.

  • Return for refund within: non-refundable
  • Return for replacement within: 30 days
OverviewCustomer ReviewSpecificationsProduct Tour
Like the superheroes of old, the AMD Phenom II streaks out of the night to lay waste to your enemies with three 2.8GHz cores having L1 and L2 caches for each core and 6MB of L3 cache to be shared to handle really heavy loads or large data sets.

Memory transfers get faster than ever. HyperTransport Generation 3.0 mode allows up to 16.0GB/s of bandwidth. Up to 17.1GB/s memory bandwidth for DDR2 and up to 21GB/s memory bandwidth for DDR3 memory controller delivers an amazing 37GB/s of processor-to-system bandwidth. This unprecedented bandwidth is needed to feed the data hungry AMD64 with Direct Connect Architecture cores.

You'd think that all of this power would be too hot to handle. Think again. AMD's Cool'n'Quiet 3.0 technology works with CoolCore Technology to minimize heat while keeping power and efficiency up. Now the cores can shut down unused parts of the processor when not in use. This saves power and helps to reduce the amount of heat generated. This function is built in so there's no need for drivers or BIOS updates.

Review Summary (read more reviews)

5
newegg
93%
4
newegg
4%
3
newegg
1%
2
newegg
1%
1
newegg
1%
Product Rating:
Total Reviews: 965

O 720, How do I love thee...

white Reviewed By: JoeMamaBesser on 2/24/2009
Rating + 5
Tech Level Tech Level: high - Ownership: 1 day to 1 week
Pros: Let me count the ways:
- 45nm - runs cool - not even close to overheating, and room on the die for lots of cache.
- Fast - 20% faster @stock over an A64x2 5400BE@3.1
- 95W TDP - great for 780G chipsets (Gigabyte GA-MA78GM-S2H Rev 1.0, F7 BIOS) with sketchy 125W support
- Unlocked multiplier + generous OC Headroom (see other thoughts) - made OCing easy
- Excellent upgrade path - easy drop-In upgrade for AM2+, but still AM3 ready for the future, especially when the 8xx chipsets come out.
- Full HT bandwidth
Cons: I wanted this chip soooo badly, but Newegg's pricing merry-go-round made me dizzy (2 price increases on the first day alone... and no free shipping!). I ended up getting this somewhere else (sorry, Newegg, but I still love ya'...)
Other Thoughts: My results for multiplier/voltage adjustments only:

Fully stable OC 3.4 @ Vstock, although 32-bit XP was able to boot 3.6 @ Vstock.
Fully stable OC to 3.6 with a nominal voltage bump (+0.075V = 1.40V).
Mostly stable* to 3.8 @ 1.5V (Vmax in specs was 1.550), that's where I stopped.

All in all, not too shabby - +1GHz over stock without redlining voltage. Even at 3.8 under load, max temp was under 25C over room temp, with a Rosewill RCX-Z2-EX HSF, well below max temp. These results were also fairly typical amongst the various reviews.

Overall, I'm very pleased with the 720, and I'd recommend this CPU for any enthusiast...it's really a tremendous value.


*Mostly stable=passed stability tests (1 hr runs) except for AOD's. However, it seemed to test run games, 1080p video playback, and applications just fine, but I wouldn't run any critical tasks/updates at this setting.


Other Other thoughts: I think the magical Tri-to-Quad only applies to Biostar 790 chipset mobo'
99 out of 102 people found this review helpful. Did you? Yes No

Fourth Core Unlocked

white Reviewed By: Bluzeboy on 2/26/2009
Rating + 5
Tech Level Tech Level: high - Ownership: less than 1 day
This user purchased this item from Newegg
Pros: Any fourth core can be unlocked if you have a bios that will allow it, simply setting ACC to on in your bios you can test it out. Yes the fourth core can be defective but there are people running theirs stable @ 4.0 Ghz unlocked on all four cores. And it does not matter what batch cpu you get, all that matters is if you get a functional core. So to all the "noobs" saying no amount of modding or hacking will allow it. AMD confirmed it and is making Mobo Manufactures update the bios so it can't be done. You can still downgrade your bios and unlock it though and who is to say no one is going to have modded bios to do so.
Cons: Nothing This chip, is amazing having 3 cores @ 4.0ghz if you luck out and get a good fourth core, you will save so much cash. Even though the fourth core/third core are useless in some games and you only gain a small FPS increase.
Other Thoughts: Please to the people saying you can't unlock the fourth core and if you do it will harm your CPU, you can't be for real. They disable fourth cores on perfectly good quads to meet the demand for the triple cores which i assume is Extremely higher then they anticipated with the bios allowing to unlock the fourth core. So there will be quiet a few PERFECTLY USABLE fourth cores on the X3s.

Look at any overclock site, overclock .net or xtremesystems and do a search on this.
18 out of 18 people found this review helpful. Did you? Yes No

Quick Specs (view all30)

ModelHDZ720WFGIBOX
SeriesPhenom II X3
CPU Socket TypeSocket AM3
Multi-CoreTriple-Core
Operating Frequency2.8GHz

Review Summary (read all 965 Reviews)

5
newegg
93%
4
newegg
4%
3
newegg
1%
2
newegg
1%
1
newegg
1%
Product Rating:
Total Reviews: 965

Overclockers Dream

white Reviewed By: JimPro411 on 1/19/2010
Rating + 5
Tech Level Tech Level: somewhat high - Ownership: 1 week to 1 month
This user purchased this item from Newegg
Pros: AMD Overdrive took it to 3.5Ghz using my Coolermaster RR-H101-22FK-RA also purchased here. Core temps. running at 39.1
Price to performance ratio can't be beat.
Cons: No sticker in the box.
Other Thoughts: Never tried the fan but had planned on overclocking from the get-go.

Asrock MB
4Gig ram
ATI HD4760 1gig.
Windows 7
Did you find this review helpful? Yes No

Solid CPU

white Reviewed By: Noob on 1/18/2010
Rating + 4
Tech Level Tech Level: somewhat high - Ownership: 1 week to 1 month
This user purchased this item from Newegg
Pros: I Unlocked the 4th core easily and was able to overclock this to 3.48Ghz stable on stock air.
Cons: none
0 out of 1 people found this review helpful. Did you? Yes No

Good deal at the time...

white Reviewed By: Davidm71 on 1/18/2010
Rating + 5
Tech Level Tech Level: high - Ownership: 1 week to 1 month
This user purchased this item from Newegg
Pros: Able to unlock all four cores on an Asus M4A785-M m-atx MB. So far so good and seems stable. Like the unlocked multiplier feature for the future. When I bought the cpu the price was down at 119 so I got a good deal at the time!
Cons: Cheap heatsink and also compared against an i7-920, Q9550-S, and i5 processor at same frequency the above mentioned processors according to TomsHardware beat it in performance by a sizable amount and with less power wattage usage per mhz compared to the AMD Phenoms. Also the the X4-925 2.8ghz is going for $25 dollars less right now....
Other Thoughts: Despite performance rankings and power usage when I bought it at $119 made it a great deal and value per dollar spent. Can only guess that the X4 is cheaper because too many people are buying the X3s and unlocking the 4th core. Go figure....
Did you find this review helpful? Yes No
Model
Brand AMD
Series Phenom II X3
Model HDZ720WFGIBOX
CPU Socket Type
CPU Socket Type Socket AM3
Tech Spec
Multi-Core Triple-Core
Name Phenom II X3 720
Operating Frequency 2.8GHz
Hyper Transports 4000MHz
L1 Cache 128KB+128KB
L2 Cache 3 x 512KB
L3 Cache 6MB
Manufacturing Tech 45 nm SOI
64 bit Support Yes
Thermal Design Power 95W
Cooling Device Heatsink and Fan included
Manufacturer Warranty
Parts 3 years limited
Labor 3 years limited

Introduction

Like the superheroes of old, the AMD Phenom II streaks out of the night to lay waste to your enemies with three 2.8GHz cores having L1 and L2 caches for each core and 6MB of L3 cache to be shared to handle really heavy loads or large data sets.

Memory transfers get faster than ever. HyperTransport Generation 3.0 mode allows up to 16.0GB/s of bandwidth. Up to 17.1GB/s memory bandwidth for DDR2 and up to 21GB/s memory bandwidth for DDR3 memory controller delivers an amazing 37GB/s of processor-to-system bandwidth. This unprecedented bandwidth is needed to feed the data hungry AMD64 with Direct Connect Architecture cores.

You'd think that all of this power would be too hot to handle. Think again. AMD's Cool'n'Quiet 3.0 technology works with CoolCore Technology to minimize heat while keeping power and efficiency up. Now the cores can shut down unused parts of the processor when not in use. This saves power and helps to reduce the amount of heat generated. This function is built in so there's no need for drivers or BIOS updates.

Highlights

newegg AMD64 Triple-core Technology
AMD64 is designed to enable simultaneous 32- and 64-bit computing with no degradation in performance. With Triple-Core technology, three complete processor cores on a single die run at the same frequency to deliver exceptional multi-tasking power, allowing users to surge through the most demanding processing loads, including advanced multitasking, critical business productivity, complicated visual design and modeling, serious gaming, and visually stunning digital media and entertainment.
newegg Integrated DDR2 and DDR3 DRAM Memory Controller
The AMD Phenom II X3 Triple-Core processor is integrated with DDR2 and DDR3 DRAM memory controller capable of supporting registered and ECC DRAM. The integrated memory controller changes the way the processor accesses main memory, resulting in increased bandwidth, reduced memory latencies, and enhanced processor performance.
newegg HyperTransport Technology
HyperTransport Technology (HT or HTT) is a high-speed, low latency, point-to-point link designed to increase communication speeds between integrated circuits in computers, servers, embedded systems, and networking and telecommunications equipment. With HT 3.0 technology the AMD Phenom II X3 triple-Core processor enjoys 4000MHz system bus speeds.
newegg AMD Cool'n'Quiet 3.0 Technology
AMD's Cool'n'Quiet 3.0 technology is an enhanced solution available on AMD Phenom II X3 processor-based systems that can effectively lower power consumption and enable a quieter-running system while delivering performance-on-demand.
newegg AMD Virtualization
Virtualization on desktop computers allows a single PC to act like multiple virtual machines. AMD Virtualization can enable client computers to seamlessly support multiple operating environments. And it also helps make it easier for PC enthusiasts to upgrade and maintain their PCs through emulation.
newegg AMD CoolCore Technology
AMD CoolCore Technology reduces processor energy consumption by turning off unused parts of the processor. Power can be switched on or off within a single clock cycle so that energy is saved without compromising performance.

Quick Specs

BrandAMD
CPU Socket TypeSocket AM3
L1 Cache128KB+128KB
L2 Cache3 x 512KB
L3 Cache6MB
Manufacturing Tech45 nm
Operating Frequency2.8GHz
SeriesPhenom II X3
Thermal Design Power95W
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