IntelBX80633I74820K
IntelCM8067703016117

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

  

2 Cores, 4 Threads @2.90 GHz, Kaby Lake.
Release date ≈ Q2 2017.

Real World Speed
Performance profile from 23,637 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 / 1442
Gaming
Gaming 72%
Battleship
Desktop
Desktop 75%
Battleship
Workstation
Workstation 58%
Gunboat
468 User Benchmarks
Best Bench: 67% Base clock 2.9 GHz, turbo 2.9 GHz (avg)
Worst Bench: 41% Base clock 2.9 GHz, turbo 2.9 GHz (avg)
Poor: 41% Great: 67%
SPEED RANK: 579th / 1442
Gaming
Gaming 60%
Destroyer
Desktop
Desktop 67%
Battle cruiser
Workstation
Workstation 43%
Speed boat
Effective Speed
Effective CPU Speed
71.8 % Faster effective speed.
+19%
60.2 %
Memory
Avg. Memory Latency
84.7 Pts +5% 81 Pts
1-Core
Avg. Single Core Speed
94 Pts Faster single-core speed.
+12%
84 Pts
2-Core
Avg. Dual Core Speed
182 Pts Faster dual-core speed.
+22%
149 Pts
4-Core
Avg. Quad Core Speed
320 Pts Much faster quad-core speed.
+40%
229 Pts
8-Core
Avg. Octa Core Speed
477 Pts Hugely faster octa-core speed.
+105%
233 Pts
Memory
OC Memory Latency
94 Pts +2% 91.8 Pts
1-Core
OC Single Core Speed
116 Pts Faster OC single-core speed.
+26%
92.4 Pts
2-Core
OC Dual Core Speed
217 Pts Faster OC dual-core speed.
+23%
176 Pts
4-Core
OC Quad Core Speed
392 Pts Much faster OC quad-core speed.
+53%
257 Pts
8-Core
OC Octa Core Speed
581 Pts Hugely faster OC octa-core speed.
+126%
257 Pts
Market Share
Based on 67,820,505 CPUs tested
Market Share
Market Share (trailing 30 days)
0.04 % Insanely higher market share.
+∞%
0 %
User Rating
UBM User Rating
55 % Slightly more popular.
+8%
51 %
Age
Newest
128 Months 82+ Months Much more recent.
+36%
64-Core
OC Multi Core Speed
583 Pts Hugely faster OC 64-core speed.
+126%
258 Pts
64-Core
Avg. Multi Core Speed
487 Pts Hugely faster 64-core speed.
+108%
234 Pts
Launch Date
Launch Date
Q3'13 Q1'17
Cache
Cache
10 MB SmartCache 3 MB
Instruction Set Extensions
Instruction Set Extensions
SSE4.2, AVX, AES SSE4.1/4.2
Lithography
Lithography
22 nm 14 nm
Bus Speed
Bus Speed
5 GT/s DMI2 8 GT/s DMI3
Memory Types
Memory Types
DDR3 1333/1600/1866 DDR4-2133/2400, DDR3L-1333/1600 @ 1.35V
Memory Channels
Max # of Memory Channels
4 2
Package Size
Package Size
52.5mm x 45.0mm 37.5mm x 37.5mm
Max # of PCI Express Lanes
Max # of PCI Express Lanes
40 16

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

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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Welcome to our PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best value for money upgrades.

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How it works

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  • - CPU tests include: integer, floating and string
  • - GPU tests include: six 3D game simulations
  • - Drive tests include: read, write, sustained write and mixed IO
  • - RAM tests include: single/multi core bandwidth and latency
  • - SkillBench (space shooter) tests user input accuracy
  • - Reports are generated and presented on userbenchmark.com
  • - Identify the strongest components in your PC
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 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-13600K $254Nvidia RTX 4060 $290Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $163Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $31Corsair Vengeance LPX DDR4 3000 C15 2x8GB $37SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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