Intel Core i7-3820 specifications
|Type||CPU / Microprocessor|
|Family||Intel Core i7|
|Model number ? ||i7-3820|
|CPU part numbers||CM8061901049606 is an OEM/tray microprocessor|
BX80619I73820 is a boxed microprocessor
|Frequency ? ||3600 MHz|
|Turbo frequency||3900 MHz|
|Bus speed ? ||5 GT/s DMI|
|Clock multiplier ? ||36|
|Package||2011-land Flip-Chip Land Grid Array|
|Socket||Socket 2011 / LGA2011|
|Size||2.07" x 1.77" / 5.25cm x 4.5cm|
|Introduction date||February 12, 2012|
|Price at introduction||$294 (OEM)|
|Architecture / Microarchitecture|
|Processor core ? ||Sandy Bridge-E|
|Core stepping ? ||M1 (SR0LD)|
|Manufacturing process||0.032 micron Hi-K metal gate process|
|Data width||64 bit|
|The number of cores||4|
|The number of threads||8|
|Floating Point Unit||Integrated|
|Level 1 cache size ? ||4 x 32 KB instruction caches|
4 x 32 KB data caches
|Level 2 cache size ? ||4 x 256 KB|
|Level 3 cache size||10 MB|
|Physical memory||64 GB|
- MMX instructions
- SSE / Streaming SIMD Extensions
- SSE2 / Streaming SIMD Extensions 2
- SSE3 / Streaming SIMD Extensions 3
- SSSE3 / Supplemental Streaming SIMD Extensions 3
- SSE4 / SSE4.1 + SSE4.2 / Streaming SIMD Extensions 4 ?
- AES / Advanced Encryption Standard instructions
- AVX / Advanced Vector Extensions
- EM64T / Extended Memory 64 technology / Intel 64 ?
- NX / XD / Execute disable bit ?
- HT / Hyper-Threading technology ?
- VT-x / Virtualization technology ?
- VT-d / Virtualization for directed I/O
- TBT 2.0 / Turbo Boost technology 2.0 ?
|Low power features||Enhanced SpeedStep technology ? |
|Integrated peripherals / components|
- The number of controllers: 1
Memory channels: 4
Supported memory: DDR3-1066, DDR3-1333, DDR3-1600
- Direct Media Interface
- PCI Express 2.0 interface
|Electrical / Thermal parameters|
|V core ? ||0.6V - 1.35V|
|Maximum operating temperature ? ||66.8°C|
|Thermal Design Power ? ||130 Watt|
|Notes on Intel CM8061901049606|
- Maximum Turbo boost frequency is 3.9 GHz according to Intel roadmaps, and 3.8 GHz according to ARK
Detailed side-by-side comparison
Q: Can I upgrade my Core i7-3820 processor?
A: Probably yes. CPU compatibility is determined by your motherboard. Please see CPU-Upgrade.com resource for CPU support list for your board.
Core i7-3820 Overclocking
Sorry, overclocking information is not available at this time.
Related news stories
Intel releases Core i7-3820 processor
Feb 14, 2012
: Socket 2011 platform, and consumer-class processors for the platform
were introduced three month ago. The first two models were Core
i7-3930K and i7-3960X, based on "Sandy Bridge-E" core. The third
socket 2011 SKU, also planned to launch last November, was Core
i7-3820. The processor was delayed by three months, and only
yesterday Intel added this model to official price list.
Launch dates of Intel processors in Q1
Jan 13, 2012
: VR-Zone and Fudzilla recently revealed launch dates of several
desktop Intel processors, as well as introduction date of
"Romley" platform and Sandy Bridge-EP server chips.
Core i7-3820 is available for pre-order in the US
Dec 19, 2011
: One month ago Intel launched socket 2011 enthusiast platform,
comprised of X79 chipset, and Core
i7-3960X and i7-3930K microprocessors. Both Core i7s are six-core CPUs, that boast
better performance than previous generation of Extreme Edition
consumer chips, at a premium price. The good news is that much less
expensive socket 2011 processor is coming in the first quarter 2012.
As was previously reported, Core i7-3820 will be released in February, and it will be priced at
$294 in 1K tray quantities. This CPU
now available for pre-order in Provantage online store.
Ivy Bridge-E to be compatible with Sandy Bridge-E socket
Nov 21, 2011
: A slide leaked on the forums at Chinese site xfastest indicates that Ivy Bridge Extreme processors will be socket and chipset compatible with Sandy Bridge-E. It shows that IB-E processors will work in current X79 Express motherboards. This is good news for a lot of potential purchasers, as it means a system bought now will not cost as much to upgrade in 12 months.
Intel Sandy Bridge-E processors priced
Aug 15, 2011
: In the forth quarter of this year Intel plans to introduce three
high-performance models, based on new Sandy Bridge-E core. One of
these chips, Core i7-3960X Extreme, is going to supersede Core
i7-990X, while two others, unlocked Core i7-3930K and locked Core
i7-3820, are positioned as a replacement for top Core i7 processors
for sockets 1156 and 1366. Specifications of these CPUs were disclosed
one month ago.
More details surface on Sandy Bridge-E extreme CPUs
Jul 19, 2011
: Current generation of extreme consumer desktop platform,
represented by Westmere Core i7-900X series microprocessors, is going
to be replaced with three new Sandy Bridge models, supposedly by the
end of this year. The new processors will be built on Sandy Bridge-E
core, and will utilize new socket LGA2011. Basic specifications for
these CPUs were known since mid of April. Yesterday, DonanimHaber
published new details on forthcoming extreme processors, including
turbo boost frequencies and processor numbers.
Details emerge on Sandy Bridge-E processors
Apr 21, 2011
: Yesterday, XFastest published
a roadmap of Sandy Bridge-E microprocessors, covering the rest of
this year and the first half 2012. "Sandy Bridge-E" is a variation of
Sandy Bridge core, used in the next generation of Core i7/i7 Extreme
processors. According to the roadmap, there will be three new SKUs
released in the 4th quarter 2011.