IntelHE8067702740013
IntelBX80646I74790
  

2 Cores, 4 Threads @1.50 GHz, Kaby Lake.
Release date ≈ Q3 2017.

4 Cores, 8 Threads @3.6GHz, Haswell.
Release date: Q2 2014.

Real World Speed
Performance profile from 255,093 user samples
66 User Benchmarks
Best Bench: 45% Base clock 1.5 GHz, turbo 1.5 GHz (avg)
Worst Bench: 27% Base clock 1.5 GHz, turbo 1.5 GHz (avg)
Poor: 27% Great: 45%
SPEED RANK: 1101st / 1442
Gaming
Gaming 39%
Jet ski
Desktop
Desktop 43%
Speed boat
Workstation
Workstation 27%
Raft
255,027 User Benchmarks
Best Bench: 80% Base clock 3.6 GHz, turbo 4 GHz (avg)
Worst Bench: 58% Base clock 3.6 GHz, turbo 1.5 GHz (avg)
Poor: 58% Great: 80%
SPEED RANK: 371st / 1442
Gaming
Gaming 71%
Battleship
Desktop
Desktop 75%
Battleship
Workstation
Workstation 58%
Gunboat
Effective Speed
Effective CPU Speed
38.9 % 71.4 % Hugely faster effective speed.
+84%
Memory
Avg. Memory Latency
58.7 Pts 82.6 Pts Much lower memory latency.
+41%
1-Core
Avg. Single Core Speed
42.1 Pts 98.4 Pts Hugely faster single-core speed.
+134%
2-Core
Avg. Dual Core Speed
74.8 Pts 187 Pts Hugely faster dual-core speed.
+150%
4-Core
Avg. Quad Core Speed
112 Pts 327 Pts Hugely faster quad-core speed.
+192%
8-Core
Avg. Octa Core Speed
117 Pts 482 Pts Hugely faster octa-core speed.
+312%
Memory
OC Memory Latency
69.1 Pts 93.6 Pts Much lower OC memory latency.
+35%
1-Core
OC Single Core Speed
47.5 Pts 109 Pts Hugely faster OC single-core speed.
+129%
2-Core
OC Dual Core Speed
87.5 Pts 214 Pts Hugely faster OC dual-core speed.
+145%
4-Core
OC Quad Core Speed
131 Pts 377 Pts Hugely faster OC quad-core speed.
+188%
8-Core
OC Octa Core Speed
132 Pts 551 Pts Hugely faster OC octa-core speed.
+317%
Market Share
Based on 67,800,427 CPUs tested
Market Share
Market Share (trailing 30 days)
0 % 0.66 % Insanely higher market share.
+∞%
User Rating
UBM User Rating
50 % 62 % More popular.
+24%
Age
Newest
81+ Months Much more recent.
+32%
120 Months
64-Core
OC Multi Core Speed
131 Pts 556 Pts Hugely faster OC 64-core speed.
+324%
64-Core
Avg. Multi Core Speed
118 Pts 495 Pts Hugely faster 64-core speed.
+319%
Launch Date
Launch Date
Q1'17 Q2'14
Cache
Cache
2 MB SmartCache 8 MB SmartCache
Instruction Set Extensions
Instruction Set Extensions
SSE4.1/4.2 SSE4.1/4.2, AVX 2.0
Lithography
Lithography
14 nm 22 nm
Recommended Price
Recommended Customer Price
N/A $303.00 - $312.00
Bus Speed
Bus Speed
4 GT/s OPI 5 GT/s DMI2
Max Memory Size
Max Memory Size (dependent on memory type)
16 GB 32 GB
Memory Types
Memory Types
LPDDR3-1866, DDR3L-1600 DDR3-1333/1600, DDR3L-1333/1600 @ 1.5V
Memory Bandwidth
Max Memory Bandwidth
29.8 GB/s 25.6 GB/s
Processor Graphics
Processor Graphics ‡
Intel® HD Graphics 615 Intel® HD Graphics 4600
Graphics Base Frequency
Graphics Base Frequency
300.00 MHz 350 MHz
Graphics Output
Graphics Output
eDP/DP/HDMI/DVI eDP/DP/HDMI/DVI/VGA
Graphics Max Dynamic Frequency
Graphics Max Dynamic Frequency
850.00 MHz 1.2 GHz
Graphics Video Max Memory
Graphics Video Max Memory
16 GB 2 GB
Package Size
Package Size
20mm X 16.5mm 37.5mm x 37.5mm
Turbo Boost Tech
Intel® Turbo Boost Technology ‡
No 2.0
vPro Tech
Intel® vPro™ Technology ‡
No Yes
Stable Image Platform Program (SIPP)
Intel® Stable Image Platform Program (SIPP)
No Yes
Trusted Execution Tech
Intel® Trusted Execution Technology ‡
No Yes
PCI Express Revision
PCI Express Revision
3.0 Up to 3.0
PCI Express Configurations
PCI Express Configurations ‡
1x4, 2x2, 1x2+2x1 and 4x1 Up to 1x16, 2x8, 1x8+2x4
Max # of PCI Express Lanes
Max # of PCI Express Lanes
10 16

More specs » More specs »
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The Core i7-4790 is the third upgrade to Intel's flagship quad core hyper-threaded CPU. This version, like its predecessor the i7-4771, gets a 100 MHz bump in stock frequency and additionally the i7-4790 also gets a 100 MHz turbo frequency bump. These improvements (~4%) are marginal and practically impossible to discern in day to day use. Looking at a benchmark comparison between the 4771 and 4790 verifies that there is little difference between the two CPUs. Although the i7-4790 isn't much of a step forward, it's still one of the best (locked) mainstream processors on the market. AMD hasn't been able to compete with Intel on single threaded performance for several years, consequently Intel have no need to push the envelope. Overclockers should wait for the 4790K which is rumoured to be released shortly. [May '14 CPUPro]

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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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  • 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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 Frequently Asked Questions

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