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IntelBX80673I77820X
AMDYD270XBGAFBOX

8 Cores, 16 Threads @3.6GHz, Skylake-X.
Release date: Q2 2017.

8 Cores, 16 Threads @3.7GHz, Zen+.
Release date: Q2 2018.

Real World Speed
Performance profile from 187,601 user samples
28,524 User Benchmarks
Best Bench: 92% Base clock 3.6 GHz, turbo 4.7 GHz (avg)
Worst Bench: 70% Base clock 3.6 GHz, turbo 3.85 GHz (avg)
Poor: 70% Great: 92%
SPEED RANK: 253rd / 1468
Gaming
Gaming 80%
Aircraft carrier
Desktop
Desktop 81%
Aircraft carrier
Workstation
Workstation 81%
Aircraft carrier
159,077 User Benchmarks
Best Bench: 89% Base clock 4.1 GHz, turbo 4.05 GHz (avg)
Worst Bench: 61% Base clock 3.7 GHz, turbo 0.6 GHz (avg)
Poor: 61% Great: 89%
SPEED RANK: 319th / 1468
Gaming
Gaming 76%
Battleship
Desktop
Desktop 78%
Battleship
Workstation
Workstation 74%
Battleship
Effective Speed
Effective CPU Speed
80.1 % Slightly faster effective speed.
+6%
75.7 %
Memory
Avg. Memory Latency
75.5 Pts +0% 75.3 Pts
1-Core
Avg. Single Core Speed
121 Pts Slightly faster single-core speed.
+7%
113 Pts
2-Core
Avg. Dual Core Speed
238 Pts Slightly faster dual-core speed.
+9%
219 Pts
4-Core
Avg. Quad Core Speed
455 Pts Faster quad-core speed.
+11%
409 Pts
8-Core
Avg. Octa Core Speed
822 Pts Faster octa-core speed.
+16%
708 Pts
Memory
OC Memory Latency
85 Pts 86.7 Pts +2%
1-Core
OC Single Core Speed
138 Pts Slightly faster OC single-core speed.
+8%
128 Pts
2-Core
OC Dual Core Speed
272 Pts Slightly faster OC dual-core speed.
+7%
254 Pts
4-Core
OC Quad Core Speed
533 Pts Slightly faster OC quad-core speed.
+7%
499 Pts
8-Core
OC Octa Core Speed
976 Pts Slightly faster OC octa-core speed.
+7%
911 Pts
Market Share
Based on 69,052,604 CPUs tested
Market Share
Market Share (trailing 30 days)
0.07 % 0.25 % Hugely higher market share.
+257%
Value
Value For Money
88.3 % 101 % Better value.
+14%
User Rating
UBM User Rating
63 % 69 % Slightly more popular.
+10%
Price
Price (score)
$195 $99 Much cheaper.
+49%
Age
Newest
88 Months 79 Months More recent.
+10%
TDP
Thermal Design Power (TDP)
140 Watts 105 Watts More energy efficient.
+25%
Cores
CPU Processing Cores
8 cores 8 cores
Threads
CPU Processing Threads
16 threads 16 threads
Lithography
Manufacturing process
14 nm 12 nm Newer manufacturing.
+14%
Base Clock
Base Clock Speed
3.6 GHz 3.7 GHz +3%
Turbo Clock
Turbo Clock Speed
4.5 GHz +5% 4.3 GHz
64-Core
OC Multi Core Speed
1,445 Pts Faster OC 64-core speed.
+13%
1,276 Pts
64-Core
Avg. Multi Core Speed
1,263 Pts Faster 64-core speed.
+15%
1,096 Pts
Series
CPU Architecture
Skylake-X Zen+
Socket
Motherboard Socket
LGA2066 AM4
Graphics
Integrated Graphics
None None

The I7-7820X is the second of three new Skylake-X HEDT (high end desktop processors) released by Intel as part of their core X series (the others being the flagship 10-core i9-7900X and the 6-core i7-7800X). The 7820X is an 8-core, 16-thread CPU which will amply satisfy all but the heaviest of multi-threaded use cases. The 7820X requires a relatively expensive X299 (Basin Falls) motherboard, which costs upwards of $250. The 7820X is listed at $599 which is about $200 more than AMD's current flagship 8-core, 16 thread Ryzen 7 1800X. In addition to better IPC, the 7820X is higher clocked with base and max boost clocks of 3.6/4.5 GHz respectively, compared to 3.6G/4.0 GHz for the Ryzen 7 1800X. The additional $200 (50%) buys you around 20% more performance in both single and multi core workloads. Intel have also released several Kabylake-X HEDT CPUs: the 4-thread i5-7640X and the 8-thread i7-7740X and will shortly release of even higher spec Skylake-X processors. It's probably wise to hold off purchasing until the eagerly anticipated 16-core, 32-thread Ryzen Threadripper CPUs are launched later this month. [Jul '17 CPUPro]

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The 8 core, 16 thread 2700X is AMD’s second generation Ryzen 7 flagship following in the wake of the Ryzen 7 1800X which continues to offer excellent multi-core value for money. This new Pinnacle Ridge processor features the Zen+ architecture with 12nm lithography compared to 14nm previously. Whilst there is no increase in the number of cores, the stock base / boost clocks appear to have received a bump up to 3.7 / 4.3 GHz from 3.6 / 4.0 GHz. The 2700X is compatible with both the new 400 series and 300 series of motherboards. Early benchmarks indicate that the 2700X has a slightly greater effective speed than the 1800X, although further benchmarks are necessary to quantify this. The expected launch price of $329 includes a Wraith Prism cooler and is in the same price bracket as the 1800X and Intel’s Coffee Lake i7-8700K. Whilst the 6 core, 12 thread 8700K beats the 2700X in single and quad core performance by around 15%, the 2700X wins on multi-core workloads. PC gaming and desktop performance is generally governed by six or less cores but the 2700X offers value for money to workstation users. Even though the 2700X excels at video production, streamers should look elsewhere. Streaming with dedicated hardware such as NVENC or a separate stream PC will nearly always result in fewer dropped frames. [Apr '18 CPUPro]

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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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