IntelBX80646I74790K
$348
IntelBX80605I5750
 $348 

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

4 Cores, 4 Threads @2.66GHz, Nehalem.
Release date: Q3 2009.

Real World Speed
Performance profile from 499,542 user samples
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
43,796 User Benchmarks
Best Bench: 71% Base clock 3.65 GHz, turbo 3.8 GHz (avg)
Worst Bench: 48% Base clock 2.65 GHz, turbo 2.4 GHz (avg)
Poor: 48% Great: 71%
SPEED RANK: 559th / 1442
Gaming
Gaming 62%
Destroyer
Desktop
Desktop 66%
Battle cruiser
Workstation
Workstation 44%
Speed boat
Effective Speed
Effective CPU Speed
78.9 % Faster effective speed.
+28%
61.5 %
Memory
Avg. Memory Latency
88.1 Pts +3% 85.6 Pts
1-Core
Avg. Single Core Speed
114 Pts Much faster single-core speed.
+71%
66.7 Pts
2-Core
Avg. Dual Core Speed
216 Pts Much faster dual-core speed.
+65%
131 Pts
4-Core
Avg. Quad Core Speed
378 Pts Much faster quad-core speed.
+73%
218 Pts
8-Core
Avg. Octa Core Speed
560 Pts Hugely faster octa-core speed.
+146%
228 Pts
Memory
OC Memory Latency
96.8 Pts +3% 94.3 Pts
1-Core
OC Single Core Speed
128 Pts Much faster OC single-core speed.
+50%
85.1 Pts
2-Core
OC Dual Core Speed
248 Pts Much faster OC dual-core speed.
+44%
172 Pts
4-Core
OC Quad Core Speed
433 Pts Much faster OC quad-core speed.
+45%
299 Pts
8-Core
OC Octa Core Speed
643 Pts Hugely faster OC octa-core speed.
+112%
304 Pts
Market Share
Based on 67,772,967 CPUs tested
Market Share
Market Share (trailing 30 days)
0.57 % Insanely higher market share.
+1,325%
0.04 %
Value
Value For Money
74.2 % 89.2 % Better value.
+20%
User Rating
UBM User Rating
88 % Much more popular.
+63%
54 %
Price
Price (score)
$348 $72 Much cheaper.
+79%
Age
Newest
118 Months Much more recent.
+33%
177 Months
TDP
Thermal Design Power (TDP)
88 Watts Slightly more energy efficient.
+7%
95 Watts
Cores
CPU Processing Cores
4 cores 4 cores
Threads
CPU Processing Threads
8 threads Hugely higher thread count.
+100%
4 threads
Lithography
Manufacturing process
22 nm Much newer manufacturing.
+51%
45 nm
Base Clock
Base Clock Speed
4 GHz Much faster base frequency.
+50%
2.66 GHz
Turbo Clock
Turbo Clock Speed
4.4 GHz Much faster turbo frequency.
+38%
3.2 GHz
64-Core
OC Multi Core Speed
654 Pts Hugely faster OC 64-core speed.
+118%
300 Pts
64-Core
Avg. Multi Core Speed
573 Pts Hugely faster 64-core speed.
+149%
230 Pts
Series
CPU Architecture
Haswell Nehalem
Socket
Motherboard Socket
FCLGA1150 LGA1156
Graphics
Integrated Graphics
HD 4600 None
Launch Date
Launch Date
Q2'14 Q3'09
Instruction Set Extensions
Instruction Set Extensions
SSE4.1/4.2, AVX 2.0 SSE4.2
Embedded Options Available
Embedded Options Available
No Yes
Lithography
Lithography
22 nm 45 nm
Recommended Price
Recommended Customer Price
$339.00 - $350.00 $193.00 - $213.00
Max Turbo Frequency
Max Turbo Frequency
4.4 GHz 3.2 GHz
Bus Speed
Bus Speed
5 GT/s DMI2 2.5 GT/s DMI
Max Memory Size
Max Memory Size (dependent on memory type)
32 GB 16 GB
Memory Types
Memory Types
DDR3-1333/1600, DDR3L-1333/1600 @ 1.5V DDR3 1066/1333
Memory Bandwidth
Max Memory Bandwidth
25.6 GB/s 21 GB/s
Thermal Monitoring Technologies
Thermal Monitoring Technologies
Yes No
Turbo Boost Tech
Intel® Turbo Boost Technology ‡
2.0 1.0
Hyper-Threading Tech
Intel® Hyper-Threading Technology ‡
Yes No
AES New Instructions
Intel® AES New Instructions
Yes No
PCI Express Revision
PCI Express Revision
3.0 2.0
PCI Express Configurations
PCI Express Configurations ‡
Up to 1x16, 2x8, 1x8+2x4 1x16, 2x8

More specs » More specs »
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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

The Intel Core i5-750 is a mid-range quad core, four thread desktop processor which is part of the Nehalem series launched in Q3 2009. Considering the age of this processor, its effective speed of 67 is damn impressive. It has a base frequency of 2.66 GHz, which boosts to 3.2 GHz turbo when under load and can be significantly extended beyond by overclocking. Combined with a decent graphics card, the i5-750 should give a reasonable gaming experience even by today’s standards. There are of course faster modern alternatives such as the i5-4690K, but if you already have the 750 with an older graphics card it's likely that your GPU will need updating before the CPU. Comparing the 750 and 4690K shows that the 4690K has an effective speed of 109 which is 62% faster than the now five years old i5-750. [Nov '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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  • 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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 Frequently Asked Questions

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