CPU Comparison

Intel Core i7-4790K vs Intel Core i7-5960X

A side-by-side comparison of specs, performance and value. The Intel Core i7-4790K is an unlocked desktop processor launched in May 2014 as the flagship of the 'Devil's Canyon' refresh. Built on the 22nm Haswell process, it features 4 cores and 8 threads, operating at an impressive base clock of 4.0 GHz and boosting up to 4.4 GHz. The 'K' suffix denotes an unlocked multiplier, making it a favorite among overclockers. It includes 8MB of L3 cache and supports dual-channel DDR3 memory. With an 88W TDP, it fits into the LGA 1150 socket. The processor integrates Intel HD Graphics 4600. The 4790K addressed the thermal issues of the 4770K by using improved thermal paste, allowing for higher sustained clocks and better overclocking headroom. It remains a beloved classic that provided immense performance for gamers and enthusiasts.

Intel · Core i7
Intel Core i7-4790K
4C / 8T4.4 GHz88 W
7
Full review
Top pick
Intel · Core i7 Extreme
Intel Core i7-5960X
8C / 16T3.5 GHz140 W
7.5
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Desktop
High-End Desktop (HEDT)
Segment
Desktop
Generation
4th Gen Core i7
4th Generation Core (Haswell-E)
Launched
2014
2014
Status
End-of-life
Discontinued
Codename
Haswell
Haswell-E
Series
Core i7
Core i7 Extreme
Family
Haswell
Haswell-E (Core i7 Extreme)
Predecessor
Intel Core i7-4770K
Intel Core i7-4960X
Successor
Intel Core i7-6700K
Intel Core i7-6950X (Broadwell-E)

Specifications Compared

Cores & Clocks
Cores
4
8
Threads
8
16
Base Clock
4 GHz
3 GHz
Boost Clock
4.4 GHz
3.5 GHz
Cache & Power
L3 Cache
8 MB
20 MB
TDP
88 W
140 W
Architecture
Architecture
Haswell
Haswell-E
Process Node
22nm
22 nm
Memory
Memory Type
DDR3
DDR4
Memory Speed
1600 MT/s
DDR4-2133
Memory Channels
Dual (2)
Quad (4)
Max Memory
32 GB
64 GB
Platform & I/O
Socket
Intel Socket 1150
LGA2011-v3 (FCLGA2011-3)
PCIe Version
PCIe 3.0
3.0
PCIe Lanes
16
40
Integrated GPU
Yes
None
Unlocked
Yes
Yes

Performance Compared

Productivity

Intel Core i7-4790K45

Handles office tasks well but slow for modern rendering.

Intel Core i7-5960X

Strong multi-threaded throughput in workloads that scale across cores—such as rendering and compression—despite lower per-clock performance versus newer designs.

Gaming

Intel Core i7-4790K30

Bottlenecks modern GPUs but okay for older titles.

Intel Core i7-5960X

With a modern discrete GPU, the i7-5960X remains playable at high refresh rates, though newer CPUs offer higher 1% lows and frame times.

Virtualization

Intel Core i7-4790K40

Can run basic VMs but limited by 4 cores.

Intel Core i7-5960X

The combination of eight cores, 16 threads, and VT-x/VT-d makes it well-suited for running multiple VMs.

Efficiency

Intel Core i7-4790K25

88W TDP is inefficient by modern standards.

Intel Core i7-5960X

The 140 W TDP at 3.0 GHz base reflects 22 nm efficiency limits; newer chips deliver similar performance with far lower power.

Specialized Performance

AI / ML

Intel Core i7-4790KNone
  • No AI hardware
  • Slow CPU inference
Intel Core i7-5960XLimited
  • No dedicated AI acceleration (e.g., DL/ML matrix extensions).
  • Suitable for light CPU-based inference, but far slower than modern NPUs/accelerators.

Content Creation

Intel Core i7-4790KPoor
Basic PhotoshopLight 1080p Editing
Intel Core i7-5960XVery Good
Adobe Premiere ProDaVinci ResolveBlenderCinema 4DAfter EffectsCode CompilationBatch Compression

Gaming

Intel Core i7-4790KPoor
  • Bottlenecks modern GPUs
  • Suitable for older games
  • Lacks modern security features
Intel Core i7-5960XGood
  • Requires a discrete graphics card; no integrated graphics.
  • PCIe 3.0 x16 bandwidth is ample for current GPUs.
  • Single-thread performance limits headroom in CPU-bound titles.

Industry Impact

Gaming
High
Moderate
Workstations
Moderate
High
Content Creation
High
High
Virtualization
Moderate
High

Best CPU by Use Case

Web Browsing
Good
Office Productivity
Very Good
1080p Video Playback
Excellent
Light Gaming
Fair
Programming
Good
3D Rendering
Excellent (for its era)
4K Video Editing
Very Good (with GPU offload)
Code Compilation
Very Good
Virtualization
Very Good
Gaming (144 Hz+)
Good (paired with modern GPU)

Target Audience

Gamers
Content Creators
Targeted
Developers
Targeted
Workstation Users
Targeted
Streamers
Office / Productivity
Targeted
Students
Targeted

Strengths & Weaknesses

Intel Core i7-4790K

Pros

  • First 4.0 GHz base clock
  • Improved thermals over 4770K
  • Unlocked for overclocking
  • 4 cores with Hyper-Threading

Cons

  • End-of-life platform
  • High 88W TDP
  • No Windows 11 support
  • Outdated 22nm process
Intel Core i7-5960X

Pros

  • Eight cores and 16 threads still deliver usable multi-threaded performance
  • Quad-channel DDR4 memory controller
  • 40 PCIe 3.0 lanes from the CPU
  • 20 MB L3 cache
  • Unlocked multiplier for overclocking
  • VT-x and VT-d for virtualization

Cons

  • No integrated graphics; discrete GPU required
  • High 140 W TDP for the performance level
  • Quad-channel DDR4 limited to 64 GB
  • X99 platform is aging; limited BIOS/feature updates
  • Lower per-clock performance versus newer generations

Competitors & Alternatives

Intel Core i7-4790K

Intel Core i7-5960X

Our Verdict on Each

A legendary CPU that was the first to hit 4.0 GHz base. It still holds up for basic use but is outdated for modern gaming.

Best for: The Core i7-4790K is a legendary processor that should only be considered today if you are maintaining an existing LGA 1150 system. It still offers decent performance for basic computing and older games, and its unlocked multiplier allows for some overclocking fun. However, it is not recommended for new builds. The lack of Windows 11 support, high power consumption, and outdated instruction sets make it a poor choice for modern workloads. If you are building a budget PC, modern processors offer vastly superior performance and efficiency.

Read the full review

A milestone eight-core HEDT processor with strong multi-threaded performance and expansion options, but high power draw and an aging platform limit its appeal in new builds.

Best for: Upgrading or maintaining an existing X99 system at very low cost; secondary workstation rigs.

Read the full review

Frequently Asked Questions

Which is better, Intel Core i7-4790K or Intel Core i7-5960X?

Based on our editorial ratings, the Intel Core i7-5960X comes out ahead with a score of 7.5/10. That said, the best choice depends on your workload — check the spec and performance breakdown above for gaming, productivity and efficiency differences.

Which is faster for gaming, Intel Core i7-4790K or Intel Core i7-5960X?

For gaming, the Intel Core i7-4790K leads with a gaming performance score of 30/100 among Intel Core i7-4790K and Intel Core i7-5960X.

Which uses less power?

The Intel Core i7-4790K has the lowest rated TDP. Power draw across these chips: Intel Core i7-4790K (88 W), Intel Core i7-5960X (140 W).

Do Intel Core i7-4790K and Intel Core i7-5960X use the same socket?

No. They use different sockets (Intel Core i7-4790K: Intel Socket 1150, Intel Core i7-5960X: LGA2011-v3 (FCLGA2011-3)), so each needs a compatible motherboard.

Which has more cores?

The Intel Core i7-5960X has the most cores. Core counts: Intel Core i7-4790K (4 cores), Intel Core i7-5960X (8 cores).