IntelBX80633I74930K
IntelBX80684I38100

6 Cores, 12 Threads @3.4GHz, Ivy Bridge-E.
Release date: Q3 2013.

4 Cores, 4 Threads @3.6GHz, Coffee Lake.
Release date: Q4 2017.

Real World Speed
Performance profile from 103,596 user samples
22,204 User Benchmarks
Best Bench: 88% Base clock 4.25 GHz, turbo 4.7 GHz (avg)
Worst Bench: 67% Base clock 3.4 GHz, turbo 3.55 GHz (avg)
Poor: 67% Great: 88%
SPEED RANK: 279th / 1442
Gaming
Gaming 77%
Battleship
Desktop
Desktop 78%
Battleship
Workstation
Workstation 67%
Battle cruiser
81,392 User Benchmarks
Best Bench: 80% Base clock 3.6 GHz, turbo 3.6 GHz (avg)
Worst Bench: 53% Base clock 3.6 GHz, turbo 3.6 GHz (avg)
Poor: 53% Great: 80%
SPEED RANK: 388th / 1442
Gaming
Gaming 71%
Battleship
Desktop
Desktop 77%
Battleship
Workstation
Workstation 53%
Yacht
Effective Speed
Effective CPU Speed
76.9 % Slightly faster effective speed.
+9%
70.6 %
Memory
Avg. Memory Latency
85.4 Pts +4% 81.8 Pts
1-Core
Avg. Single Core Speed
95.4 Pts 106 Pts Faster single-core speed.
+11%
2-Core
Avg. Dual Core Speed
191 Pts 210 Pts Slightly faster dual-core speed.
+10%
4-Core
Avg. Quad Core Speed
369 Pts Slightly faster quad-core speed.
+8%
342 Pts
8-Core
Avg. Octa Core Speed
594 Pts Much faster octa-core speed.
+65%
359 Pts
Memory
OC Memory Latency
94.8 Pts +1% 93.4 Pts
1-Core
OC Single Core Speed
118 Pts Slightly faster OC single-core speed.
+5%
112 Pts
2-Core
OC Dual Core Speed
235 Pts +5% 224 Pts
4-Core
OC Quad Core Speed
452 Pts Faster OC quad-core speed.
+11%
408 Pts
8-Core
OC Octa Core Speed
728 Pts Much faster OC octa-core speed.
+74%
419 Pts
Market Share
Based on 67,745,159 CPUs tested
Market Share
Market Share (trailing 30 days)
0.07 % 0.27 % Hugely higher market share.
+286%
Value
Value For Money
105 % Better value.
+15%
91.2 %
User Rating
UBM User Rating
53 % 67 % More popular.
+26%
Price
Price (score)
$90 Cheaper.
+18%
$110
Age
Newest
127 Months 78 Months Much more recent.
+39%
TDP
Thermal Design Power (TDP)
130 Watts 65 Watts Much more energy efficient.
+50%
Cores
CPU Processing Cores
6 cores Much higher core count.
+50%
4 cores
Threads
CPU Processing Threads
12 threads Hugely higher thread count.
+200%
4 threads
Lithography
Manufacturing process
22 nm 14 nm Much newer manufacturing.
+36%
Base Clock
Base Clock Speed
3.4 GHz 3.6 GHz Slightly faster base frequency.
+6%
Turbo Clock
Turbo Clock Speed
3.9 GHz Slightly faster turbo frequency.
+8%
3.6 GHz
64-Core
OC Multi Core Speed
913 Pts Hugely faster OC 64-core speed.
+117%
420 Pts
64-Core
Avg. Multi Core Speed
747 Pts Hugely faster 64-core speed.
+105%
364 Pts
Series
CPU Architecture
Ivy Bridge-E Coffee Lake
Socket
Motherboard Socket
FCLGA2011 FCLGA1151
Graphics
Integrated Graphics
None UHD 630
Launch Date
Launch Date
Q3'13 Q4'17
Cache
Cache
12 MB SmartCache 6 MB
Instruction Set Extensions
Instruction Set Extensions
SSE4.2, AVX, AES SSE4.1/4.2, AVX2
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 DDR4-2400
Memory Channels
Max # of Memory Channels
4 2
Package Size
Package Size
52.5mm x 45.0mm 37.5mm x 37.5mm
Turbo Boost Tech
Intel® Turbo Boost Technology ‡
2.0 No
Hyper-Threading Tech
Intel® Hyper-Threading Technology ‡
Yes No
Max # of PCI Express Lanes
Max # of PCI Express Lanes
40 16

More specs » More specs »
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The Intel i7-4930K has six cores rather the standard four. The additional two cores improve multi-core throughput by 50% but leave single and dual-core speeds unchanged. Comparing the 4930K to the 3930K, its predecessor, shows that little has changed in terms of performance. At peak performance when both processors are overclocked the 4930K leads by around 7%. As well superb multi-core performance, both processors also have very strong single and dual core performance. The main downside to the 4930K is the fact that it still runs on the same FCLGA2011 platform as its predecessor, as a result purchasing it would effectively mean buying into a technology that is over three years old. In most cases, it would probably make sense to wait for a Haswell based hexacore. [Mar '14 CPUPro]

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Intel’s i3-8100 from their 8th generation of Core processors is a mainstream quad-core CPU. It is the entry model of the latest Coffee Lake line up with a clock speed of 3.6 GHz. Previously, i3 Kaby Lake processors had two cores with hyperthreading, but now, i3 Coffee Lake processors have 4 cores and offer much better value for money in terms of dollars per core. With a performance profile that closely matches last years mid range Kaby Lake i5's (the then go-to mid range gaming choice) and a price tag of just $120, the i3-8100 represents excellent value for money. Unfortunately, like all Coffe Lake processors, the i3-8100 does require a new 300-series motherboard even though it shares the same LGA1151 socket as the previous generation of Kaby Lake 200 motherboards. Intel were clearly mindful of AMD's similarly priced quad core Ryzen 3 1200 which achieves very comparable single, and quad-core benchmarks to the i3-8100.  [Oct '17 CPUPro]

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Processor Rankings (Price vs Performance) April 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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  • - SkillBench (space shooter) tests user input accuracy
  • - Reports are generated and presented on userbenchmark.com
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