Intel
IntelBX80646I74790
  

4 Cores, 8 Threads @3.6 GHz, Sandy Bridge E.
Release date ≤ Q4 2013.

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

Real World Speed
Performance profile from 293,701 user samples
38,674 User Benchmarks
Best Bench: 80% Base clock 3.6 GHz, turbo 4.15 GHz (avg)
Worst Bench: 56% Base clock 3.6 GHz, turbo 1.2 GHz (avg)
Poor: 56% Great: 80%
SPEED RANK: 410th / 1445
Gaming
Gaming 70%
Battle cruiser
Desktop
Desktop 73%
Battleship
Workstation
Workstation 55%
Gunboat
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: 372nd / 1445
Gaming
Gaming 71%
Battleship
Desktop
Desktop 75%
Battleship
Workstation
Workstation 58%
Gunboat
Effective Speed
Effective CPU Speed
69.5 % 71.4 % +3%
Memory
Avg. Memory Latency
84.3 Pts +2% 82.6 Pts
1-Core
Avg. Single Core Speed
90 Pts 98.4 Pts Slightly faster single-core speed.
+9%
2-Core
Avg. Dual Core Speed
173 Pts 187 Pts Slightly faster dual-core speed.
+8%
4-Core
Avg. Quad Core Speed
299 Pts 327 Pts Slightly faster quad-core speed.
+9%
8-Core
Avg. Octa Core Speed
432 Pts 482 Pts Faster octa-core speed.
+12%
Memory
OC Memory Latency
94.1 Pts +1% 93.6 Pts
1-Core
OC Single Core Speed
110 Pts +1% 109 Pts
2-Core
OC Dual Core Speed
213 Pts 214 Pts +0%
4-Core
OC Quad Core Speed
373 Pts 377 Pts +1%
8-Core
OC Octa Core Speed
534 Pts 551 Pts +3%
Market Share
Based on 67,904,655 CPUs tested
Market Share
Market Share (trailing 30 days)
0.06 % 0.64 % Hugely higher market share.
+967%
User Rating
UBM User Rating
52 % 62 % More popular.
+19%
Age
Newest
125+ Months 120 Months +4%
64-Core
OC Multi Core Speed
547 Pts 556 Pts +2%
64-Core
Avg. Multi Core Speed
444 Pts 495 Pts Faster 64-core speed.
+11%
Launch Date
Launch Date
Q1'12 Q2'14
Cache
Cache
10 MB SmartCache 8 MB SmartCache
Instruction Set Extensions
Instruction Set Extensions
SSE4.2, AVX, AES SSE4.1/4.2, AVX 2.0
Lithography
Lithography
32 nm 22 nm
Recommended Price
Recommended Customer Price
N/A $303.00 - $312.00
Max Turbo Frequency
Max Turbo Frequency
3.8 GHz 4 GHz
Max Memory Size
Max Memory Size (dependent on memory type)
64 GB 32 GB
Memory Types
Memory Types
DDR3 1066/1333/1600 DDR3-1333/1600, DDR3L-1333/1600 @ 1.5V
Memory Channels
Max # of Memory Channels
4 2
Memory Bandwidth
Max Memory Bandwidth
51.2 GB/s 25.6 GB/s
Package Size
Package Size
52.5mm x 45.0mm 37.5mm x 37.5mm
vPro Tech
Intel® vPro™ Technology ‡
No Yes
Trusted Execution Tech
Intel® Trusted Execution Technology ‡
No Yes
PCI Express Revision
PCI Express Revision
2.0 Up to 3.0
Max # of PCI Express Lanes
Max # of PCI Express Lanes
40 16

More specs » More specs »
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Recommended if you need a basic laptop i7 cpu. [Nov '23 41850796]

MORE DETAILS

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]

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

  • - Download and run UserBenchmark
  • - 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
  • - See speed test results from other users
  • - Compare your components to the current market leaders
  • - Explore your best upgrade options with a virtual PC build
  • - Compare your in-game FPS to other users with your hardware

 Frequently Asked Questions

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