AMDFD8370FRHKBOX
IntelBX80646I74790K
$348

8 Cores, 8 Threads @4.0GHz, Piledriver.
Release date: Q3 2014.

 $348 

4 Cores, 8 Threads @4.0GHz, Haswell.
Release date: Q2 2014.

Real World Speed
Performance profile from 490,466 user samples
34,720 User Benchmarks
Best Bench: 68% Base clock 4 GHz
Worst Bench: 53% Base clock 4 GHz, turbo 2.15 GHz (avg)
Poor: 53% Great: 68%
SPEED RANK: 545th / 1442
Gaming
Gaming 62%
Destroyer
Desktop
Desktop 64%
Destroyer
Workstation
Workstation 49%
Yacht
455,746 User Benchmarks
Best Bench: 87% Base clock 4 GHz, turbo 4.6 GHz (avg)
Worst Bench: 67% Base clock 4 GHz, turbo 0.7 GHz (avg)
Poor: 67% Great: 87%
SPEED RANK: 251st / 1442
Gaming
Gaming 79%
Battleship
Desktop
Desktop 83%
Aircraft carrier
Workstation
Workstation 65%
Destroyer
Effective Speed
Effective CPU Speed
62.1 % 78.9 % Faster effective speed.
+27%
Memory
Avg. Memory Latency
81.5 Pts 88.1 Pts Slightly lower memory latency.
+8%
1-Core
Avg. Single Core Speed
67.6 Pts 114 Pts Much faster single-core speed.
+69%
2-Core
Avg. Dual Core Speed
128 Pts 216 Pts Much faster dual-core speed.
+69%
4-Core
Avg. Quad Core Speed
232 Pts 378 Pts Much faster quad-core speed.
+63%
8-Core
Avg. Octa Core Speed
368 Pts 560 Pts Much faster octa-core speed.
+52%
Memory
OC Memory Latency
91.3 Pts 96.8 Pts Slightly lower OC memory latency.
+6%
1-Core
OC Single Core Speed
75.8 Pts 128 Pts Much faster OC single-core speed.
+69%
2-Core
OC Dual Core Speed
146 Pts 248 Pts Much faster OC dual-core speed.
+70%
4-Core
OC Quad Core Speed
269 Pts 433 Pts Much faster OC quad-core speed.
+61%
8-Core
OC Octa Core Speed
426 Pts 643 Pts Much faster OC octa-core speed.
+51%
Market Share
Based on 67,742,953 CPUs tested
Market Share
Market Share (trailing 30 days)
0.01 % 0.58 % Insanely higher market share.
+5,700%
Value
Value For Money
70.5 % 74.2 % Slightly better value.
+5%
User Rating
UBM User Rating
57 % 88 % Much more popular.
+54%
Price
Price (score)
$175 Much cheaper.
+50%
$348
Age
Newest
115 Months +3% 118 Months
TDP
Thermal Design Power (TDP)
125 Watts 88 Watts More energy efficient.
+30%
Cores
CPU Processing Cores
8 cores Hugely higher core count.
+100%
4 cores
Threads
CPU Processing Threads
8 threads 8 threads
Lithography
Manufacturing process
32 nm 22 nm Much newer manufacturing.
+31%
Base Clock
Base Clock Speed
4 GHz 4 GHz
Turbo Clock
Turbo Clock Speed
4.3 GHz 4.4 GHz +2%
64-Core
OC Multi Core Speed
431 Pts 654 Pts Much faster OC 64-core speed.
+52%
64-Core
Avg. Multi Core Speed
375 Pts 573 Pts Much faster 64-core speed.
+53%
Series
CPU Architecture
Piledriver Haswell
Socket
Motherboard Socket
AM3+ FCLGA1150
Graphics
Integrated Graphics
None HD 4600
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The FX-8370 is a top of the range black edition Vishera eight core processor based on AMD’s Piledriver architecture. It was launched in September 2014 and is both cheaper and faster than the FX-8350. The FX range offers high performance and this particular processor holds a world record for reaching an incredible 8.7 GHz when overclocked under lab conditions. For typical users however, the FX-8370 runs at 4.0/4.3 GHz (base/turbo) and typically hits 5.0 GHz when overclocked. Its effective speed is 83 which is currently only exceeded by AMD's 20% more expensive FX-9590 (scoring 85), making it relatively good value for money. Eight cores aren’t necessary for most applications, but things are changing and if you heavily rely on multi-threaded applications then the FX-8370 may be a good choice. [Dec '14 CPUPro]

MORE DETAILS

The Intel Core i7-4790K, codenamed Devil's Canyon, is an upgraded 4770K, Intel's current flagship i7. The 4790K features an improved thermal interface which enables it to dissipate heat more efficiently than the 4770K. Comparing the 4770K and 4790K shows that stock performance has improved by 13% which is consistent with the base clock jump from 3.5 GHz to 4.0 GHz. OC performance remains unchanged. Comparing the 4790K and 4790 shows that at stock clocks the 4790K is around 16% faster which considering the small price difference makes the 4790K a far better choice. Previously Intel targeted the unlocked K versions at overclockers but with Devil's Canyon they have included VT-d on the K chip and this time it's squarely aimed at both power users and overclockers alike. Until the release of Broadwell in six months, the 4790K is the high end CPU of choice. [Jul '14 CPUPro]

MORE DETAILS

Processor Rankings (Price vs Performance) April 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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