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IntelBX80646I74771
IntelBX8071514900KS

4 Cores, 8 Threads @3.5GHz, Haswell.
Release date: Q2 2013.

24 Cores, 32 Threads.
Release date ≈ Q1 2024.

Real World Speed
Performance profile from 12,164 user samples
11,180 User Benchmarks
Best Bench: 82% Base clock 3.5 GHz, turbo 3.7 GHz (avg)
Worst Bench: 60% Base clock 3.5 GHz, turbo 0.9 GHz (avg)
Poor: 60% Great: 82%
SPEED RANK: 347th / 1468
Gaming
Gaming 73%
Battleship
Desktop
Desktop 77%
Battleship
Workstation
Workstation 60%
Gunboat
984 User Benchmarks
Great bench: 140% Base clock 3.2 GHz, turbo 5.9 GHz (avg)
Poor bench: 124% Base clock 3.2 GHz, turbo 4.75 GHz (avg)
Poor: 124% Great: 140%
SPEED RANK: 1st / 1468
Gaming
Gaming 133%
UFO
Desktop
Desktop 132%
UFO
Workstation
Workstation 174%
UFO
Effective Speed
Effective CPU Speed
73.5 % 133 % Hugely faster effective speed.
+80%
Memory
Avg. Memory Latency
84.2 Pts 84.4 Pts +0%
1-Core
Avg. Single Core Speed
101 Pts 244 Pts Hugely faster single-core speed.
+142%
2-Core
Avg. Dual Core Speed
193 Pts 487 Pts Hugely faster dual-core speed.
+152%
4-Core
Avg. Quad Core Speed
340 Pts 964 Pts Hugely faster quad-core speed.
+184%
8-Core
Avg. Octa Core Speed
512 Pts 1,821 Pts Hugely faster octa-core speed.
+256%
Memory
OC Memory Latency
93.9 Pts 96 Pts +2%
1-Core
OC Single Core Speed
111 Pts 255 Pts Hugely faster OC single-core speed.
+130%
2-Core
OC Dual Core Speed
220 Pts 502 Pts Hugely faster OC dual-core speed.
+128%
4-Core
OC Quad Core Speed
406 Pts 993 Pts Hugely faster OC quad-core speed.
+145%
8-Core
OC Octa Core Speed
571 Pts 1,964 Pts Hugely faster OC octa-core speed.
+244%
Market Share
Based on 69,053,574 CPUs tested
Market Share
Market Share (trailing 30 days)
0.03 % 0.09 % Hugely higher market share.
+200%
Value
Value For Money
93.7 % 112 % Better value.
+19%
User Rating
UBM User Rating
54 % +2% 53 %
Price
Price (score)
$115 Much cheaper.
+78%
$514
Age
Newest
137 Months 8+ Months Hugely more recent.
+94%
64-Core
OC Multi Core Speed
573 Pts 4,549 Pts Hugely faster OC 64-core speed.
+694%
64-Core
Avg. Multi Core Speed
519 Pts 4,154 Pts Hugely faster 64-core speed.
+700%

The Intel i7-4771 is the same as the i7-4770 apart from a 100 MHz increase in base clock from 3.4 GHz to 3.5 GHz. In theory this increase will only impact multi-core workloads because both processors have the same turbo clock of 3.9 GHz which should be engaged during single and dual core workloads. On multi-core workloads the turbo needs to be disabled in order to maintain acceptable core temperatures and operating frequencies drop to base clock where the i7-4771 has a marginal 100 MHz or 2.9% advantage. In other words the two processors should be largely identical. Looking at the i7-4770 vs the i7-4771 benchmarks verifies this. Both the 4770 and 4771 are the current top end mainstream market leaders but for the vast majority of desktop users they are probably overkill as typical consumer use rarely requires more than two cores. [Mar '14 CPUPro]

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This CPU is the same as last gen. :( [May '24 ZxOmenGuyxZ]

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Processor Rankings (Price vs Performance) November 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]

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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