IntelBX80633I74820K
IntelBX80633I74960X
$1,189

4 Cores, 8 Threads @3.7GHz, Ivy Bridge-E.
Release date: Q3 2013.

 $1,189 

6 Cores, 12 Threads @3.6GHz, Ivy Bridge-E.
Release date: Q3 2013.

Real World Speed
Performance profile from 28,290 user samples
23,169 User Benchmarks
Best Bench: 81% Base clock 3.6 GHz, turbo 3.6 GHz (avg)
Worst Bench: 61% Base clock 3.7 GHz, turbo 3.75 GHz (avg)
Poor: 61% Great: 81%
SPEED RANK: 361st / 1441
Gaming
Gaming 72%
Battleship
Desktop
Desktop 75%
Battleship
Workstation
Workstation 58%
Gunboat
5,121 User Benchmarks
Best Bench: 88% Base clock 3.6 GHz, turbo 4.4 GHz (avg)
Worst Bench: 70% Base clock 3.6 GHz, turbo 1.65 GHz (avg)
Poor: 70% Great: 88%
SPEED RANK: 257th / 1441
Gaming
Gaming 78%
Battleship
Desktop
Desktop 79%
Battleship
Workstation
Workstation 69%
Battle cruiser
Effective Speed
Effective CPU Speed
71.8 % 78.4 % Slightly faster effective speed.
+9%
Memory
Avg. Memory Latency
84.7 Pts 86.2 Pts +2%
1-Core
Avg. Single Core Speed
94 Pts 98 Pts +4%
2-Core
Avg. Dual Core Speed
182 Pts 196 Pts Slightly faster dual-core speed.
+8%
4-Core
Avg. Quad Core Speed
320 Pts 381 Pts Faster quad-core speed.
+19%
8-Core
Avg. Octa Core Speed
477 Pts 619 Pts Faster octa-core speed.
+30%
Memory
OC Memory Latency
94 Pts 95.2 Pts +1%
1-Core
OC Single Core Speed
116 Pts 118 Pts +2%
2-Core
OC Dual Core Speed
217 Pts 231 Pts Slightly faster OC dual-core speed.
+6%
4-Core
OC Quad Core Speed
392 Pts 450 Pts Faster OC quad-core speed.
+15%
8-Core
OC Octa Core Speed
581 Pts 728 Pts Faster OC octa-core speed.
+25%
Market Share
Based on 67,813,961 CPUs tested
Market Share
Market Share (trailing 30 days)
0.04 % Hugely higher market share.
+300%
0.01 %
Value
Value For Money
92.7 % Much better value.
+76%
52.6 %
User Rating
UBM User Rating
55 % Slightly more popular.
+6%
52 %
Price
Price (score)
$110 Hugely cheaper.
+91%
$1,189
Age
Newest
128 Months 128 Months
TDP
Thermal Design Power (TDP)
130 Watts 130 Watts
Cores
CPU Processing Cores
4 cores 6 cores Much higher core count.
+50%
Threads
CPU Processing Threads
8 threads 12 threads Much higher thread count.
+50%
Lithography
Manufacturing process
22 nm 22 nm
Base Clock
Base Clock Speed
3.7 GHz +3% 3.6 GHz
Turbo Clock
Turbo Clock Speed
3.9 GHz 4 GHz +3%
64-Core
OC Multi Core Speed
583 Pts 905 Pts Much faster OC 64-core speed.
+55%
64-Core
Avg. Multi Core Speed
487 Pts 776 Pts Much faster 64-core speed.
+59%
Series
CPU Architecture
Ivy Bridge-E Ivy Bridge-E
Socket
Motherboard Socket
FCLGA2011 FCLGA2011
Graphics
Integrated Graphics
None None
Cache
Cache
10 MB SmartCache 15 MB SmartCache
Max Turbo Frequency
Max Turbo Frequency
3.9 GHz 4 GHz

More specs » More specs »
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This is yet another processor from Intel that demonstrates their total market domination in the high end PC sector. The 4820K isn't really a step forward in any particular direction but rather a variant on what's already been available (performance wise) for a few years. As long as Intel is largely competing with itself they will likely continue with these sorts of incremental releases. The 4820K requires an Intel X79 chipset, which dates back to Sandy Bridge-E and lacks some of the newer features like native USB 3.0 support. An investment in the 4820K only makes sense if you already own an LGA2011 Motherboard and could be seen as good money chasing bad given that the platform is due an upgrade. That said the 4820K is a very capable multi-core processor and it sits amongst the top handful of processors in this regard. For typical consumers a Haswell i3 will offer mostly identical response times, a lower energy footprint and a significantly more competitive price. [Nov '13 CPUPro]

MORE DETAILS

The Core i7-4960X is Intel's top of the range desktop processor which sports six physical and twelve hyper-threaded cores. The 4960X was released in 2013 but it uses an FCLGA2011 socket which is supported only by the X79 chipset and is now three years old. As a result an investment in this processor forgoes the last three years worth of platform advances which include, amongst other things, on-board USB 3.0 and additional SATA 600 MB/s ports. Comparing the 4960X and the 4930K shows that when overclocked, the 4930K is able to best the extreme 4960X at nearly half the price! Finally comparing the latest Haswell 4770K to the 4960X shows that 4770K is again able to best the 4960X, this time at a small fraction of the price. The 4960X is significantly overpriced and there is far better value available elsewhere. [Mar '14 CPUPro]

MORE DETAILS

Processor Rankings (Price vs Performance) May 2024 CPU Rankings

We calculate effective speed which measures real world performance for typical users. Effective speed is adjusted by current prices to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top CPUs. [CPUPro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.
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How it works

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  • - CPU tests include: integer, floating and string
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  • - Reports are generated and presented on userbenchmark.com
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