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IntelBX80673I77820X
AMDYD1700BBAEBOX

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

8 Cores, 16 Threads @3.0GHz, Zen.
Release date: Q1 2017.

Real World Speed
Performance profile from 172,999 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
144,475 User Benchmarks
Best Bench: 81% Base clock 3.9 GHz, turbo 3.85 GHz (avg)
Worst Bench: 59% Base clock 3 GHz, turbo 2.3 GHz (avg)
Poor: 59% Great: 81%
SPEED RANK: 443rd / 1468
Gaming
Gaming 69%
Battle cruiser
Desktop
Desktop 70%
Battle cruiser
Workstation
Workstation 67%
Battle cruiser
Effective Speed
Effective CPU Speed
80.1 % Faster effective speed.
+16%
69 %
Memory
Avg. Memory Latency
75.5 Pts Slightly lower memory latency.
+8%
70 Pts
1-Core
Avg. Single Core Speed
121 Pts Faster single-core speed.
+25%
96.7 Pts
2-Core
Avg. Dual Core Speed
238 Pts Faster dual-core speed.
+25%
190 Pts
4-Core
Avg. Quad Core Speed
455 Pts Faster quad-core speed.
+24%
366 Pts
8-Core
Avg. Octa Core Speed
822 Pts Faster octa-core speed.
+28%
640 Pts
Memory
OC Memory Latency
85 Pts Slightly lower OC memory latency.
+8%
78.8 Pts
1-Core
OC Single Core Speed
138 Pts Faster OC single-core speed.
+19%
116 Pts
2-Core
OC Dual Core Speed
272 Pts Faster OC dual-core speed.
+17%
233 Pts
4-Core
OC Quad Core Speed
533 Pts Faster OC quad-core speed.
+17%
456 Pts
8-Core
OC Octa Core Speed
976 Pts Faster OC octa-core speed.
+22%
798 Pts
Market Share
Based on 69,052,451 CPUs tested
Market Share
Market Share (trailing 30 days)
0.07 % Higher market share.
+17%
0.06 %
Value
Value For Money
88.3 % Slightly better value.
+8%
82 %
User Rating
UBM User Rating
63 % 69 % Slightly more popular.
+10%
Price
Price (score)
$195 $149 Cheaper.
+24%
Age
Newest
88 Months +4% 92 Months
TDP
Thermal Design Power (TDP)
140 Watts 65 Watts Much more energy efficient.
+54%
Cores
CPU Processing Cores
8 cores 8 cores
Threads
CPU Processing Threads
16 threads 16 threads
Lithography
Manufacturing process
14 nm 14 nm
Base Clock
Base Clock Speed
3.6 GHz Faster base frequency.
+20%
3 GHz
Turbo Clock
Turbo Clock Speed
4.5 GHz Faster turbo frequency.
+22%
3.7 GHz
64-Core
OC Multi Core Speed
1,445 Pts Faster OC 64-core speed.
+23%
1,178 Pts
64-Core
Avg. Multi Core Speed
1,263 Pts Faster 64-core speed.
+29%
980 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 AMD Ryzen 7 1700 is the least powerful of three new Ryzen 7 CPUs. The 1700 model has base and turbo clocks of 3.0 and 3.7 GHz respectively. Both of its more expensive siblings, the 1700X and 1800X, have higher clocks but they also have TDPs of 95 watts whereas the 1700 is rated at just 65 watts. Comparing IPC between Ryzen and Kaby Lake shows that Kaby Lake leads by a maximum of 9% which is great news for workstation users as this allows the 1700 to beat Intel's 6850K in multi-core workloads at almost half the price. Although the 1700 has great IPC it's somewhat limited by its relatively low (by Kaby Lake standards) clock speed which holds it back a little in both gaming and desktop workloads. For multi-core workstation use, the Ryzen 7 1700 represents the best value for money we have ever seen. [Mar '17 CPUPro]

MORE DETAILS

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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