CPU Comparison

Intel Core i5-6600T vs Intel Core i5-7600T

A side-by-side comparison of specs, performance and value. The Intel Core i5-6600T is a 35W low-power quad-core Skylake processor providing a higher frequency ceiling than the 6500T, aimed at performance small form factor desktops.

Top pick
Intel · Core i5
Intel Core i5-6600T
4C / 4T3.5 GHz35 W
6.8
Full review
Intel · Core i5
Intel Core i5-7600T
4C / 4T3.7 GHz35 W
6.5
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Desktop
Desktop
Segment
Low Power Desktop
Desktop
Generation
6th Gen (Skylake)
Core i5 (Kaby Lake)
Launched
2015
2017
Status
End-of-life
Active
Codename
Skylake
Kaby Lake
Series
Core i5
Core i5
Family
6th Gen (Skylake)
7th Generation Core i5
Predecessor
Intel Core i5-4570T
Intel Core i5-6500T
Successor
Intel Core i5-7600T
Intel Core i5-8500T

Specifications Compared

Cores & Clocks
Cores
4
4
Threads
4
4
Base Clock
2.7 GHz
2.8 GHz
Boost Clock
3.5 GHz
3.7 GHz
Cache & Power
L3 Cache
6 MB
6 MB
TDP
35 W
35 W
Architecture
Architecture
Skylake
Kaby Lake
Process Node
14nm
14nm
Memory
Memory Type
DDR3, DDR4
DDR4
Memory Speed
DDR4-2133
2400 MT/s
Memory Channels
Dual (2)
Dual (2)
Max Memory
64 GB
64 GB
Platform & I/O
Socket
LGA 1151
Intel Socket 1151
PCIe Version
PCIe 3.0
Gen 3
PCIe Lanes
16
16
Integrated GPU
Yes
Yes
Unlocked
No
No

Performance Compared

Productivity

Intel Core i5-6600T45

Snappy for light tasks, but 4 threads limit heavy productivity workloads.

Intel Core i5-7600TBest65

Handles everyday office tasks well but struggles with heavy multi-tasking due to 4 threads.

Gaming

Intel Core i5-6600TBest45

Good burst performance for older games, but low base clock hinders sustained heavy gaming.

Intel Core i5-7600T35

HD 630 graphics are only suitable for older or very light 2D games.

Virtualization

Intel Core i5-6600T30

Can run a light VM, but resources are quickly exhausted.

Intel Core i5-7600TBest40

Limited capability for virtual machines due to the lack of Hyper-Threading.

Efficiency

Intel Core i5-6600T85

Excellent performance-per-watt, typical of Intel's T-series bins.

Intel Core i5-7600TBest95

Exceptional power efficiency tailored for 35W thermal envelopes.

Specialized Performance

AI / ML

Intel Core i5-6600TVery Poor
  • No AI acceleration and low core counts make it unviable for AI tasks
Intel Core i5-7600TPoor
  • No dedicated AI hardware
  • Inference tasks will be extremely slow

Content Creation

Intel Core i5-6600TVery Poor
Basic Photo EditingWeb Browsing
Intel Core i5-7600TBasic
Basic Photo EditingDocument ProcessingWeb Design

Gaming

Intel Core i5-6600TPoor
  • 3.5 GHz single-core turbo helps with older eSports titles
  • Low base clock causes sluggishness in CPU-heavy open-world games
  • Not recommended as a gaming CPU today
Intel Core i5-7600TPoor
  • Only suitable for legacy games
  • HD 630 lacks the power for modern 3D titles
  • Requires a discrete GPU for any serious gaming

Industry Impact

Gaming
Low
Low
Workstations
Low
Low
Content Creation
Low
Low
Virtualization
Moderate
Low

Best CPU by Use Case

Home Theater PC
Good
Office Productivity
Good
Light Gaming
Poor
Home Server
Good
Multi-tasking
Fair
Office Applications
Very Good
Web Browsing
Very Good
4K Video Playback
Good
Light Coding
Good
Gaming
Poor

Target Audience

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

Strengths & Weaknesses

Intel Core i5-6600T

Pros

  • High single-core turbo for a 35W part
  • Excellent 3.3 GHz all-core turbo
  • Runs very cool and quiet
  • Supports both DDR3L and DDR4

Cons

  • Only 4 threads
  • Locked multiplier
  • Low base clock of 2.7 GHz
  • Hard to find outside of pre-built systems
Intel Core i5-7600T

Pros

  • Extremely low 35W TDP
  • Good single-thread performance for basic tasks
  • Hardware decoding for modern video codecs
  • Ideal for fanless or compact SFF cases
  • Affordable on the used market

Cons

  • Lacks Hyper-Threading
  • Low base clock of 2.8 GHz
  • Weak integrated graphics
  • Locked multiplier prevents overclocking
  • Outperformed by modern low-power CPUs

Competitors & Alternatives

Intel Core i5-6600T

Intel Core i5-7600T

  • AMD Ryzen 5 1400

    Desktop

    Rival
  • AMD Ryzen 3 1200

    Desktop

    Rival
  • Compare head-to-head
  • Intel Core i3-7100

    Desktop

    Rival
  • AMD A10-9700

    Desktop

    Rival
  • Coffee Lake successor with 6 cores for much better multi-core performance.

    Compare head-to-head
  • AMD Ryzen 5 3400GE
    Alt

    A low-power AMD alternative with better integrated graphics.

  • A slightly lower-tier alternative if cost is the primary concern.

    Compare head-to-head
  • Intel NUC 11
    Alt

    A complete modern compact system solution with vastly superior efficiency.

  • AMD Ryzen 3 3200GE
    Alt

    Another low-power desktop alternative with competitive performance.

Our Verdict on Each

The i5-6600T offers slightly more headroom than the 6500T within the same 35W limit, making it a slightly better choice for SFF refurbishing, though still outdated overall.

Best for: If you are picking up a used 1-liter PC (like a Lenovo ThinkCentre Tiny or HP EliteDesk Mini) for a home server, HTPC, or basic office terminal, the i5-6600T is a great little workhorse. It offers a nice balance between the lower clocks of the 6500T and the higher power draw of the 65W parts. It runs incredibly cool and is virtually silent. However, buying this chip standalone to build a new PC is a terrible idea. Modern budget processors deliver vastly superior performance and efficiency. If you have this CPU, an SSD and 16GB of RAM will make it feel incredibly responsive for daily tasks, but do not expect it to handle modern gaming or heavy creative workloads.

Read the full review

An efficient quad-core CPU for compact builds, but its low TDP limits multi-core performance and it lacks modern features like Hyper-Threading.

Best for: Building a silent, low-power mini PC for web browsing and office work using used parts.

Read the full review

Frequently Asked Questions

Which is better, Intel Core i5-6600T or Intel Core i5-7600T?

Based on our editorial ratings, the Intel Core i5-6600T comes out ahead with a score of 6.8/10. 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 i5-6600T or Intel Core i5-7600T?

For gaming, the Intel Core i5-6600T leads with a gaming performance score of 45/100 among Intel Core i5-6600T and Intel Core i5-7600T.

Do Intel Core i5-6600T and Intel Core i5-7600T use the same socket?

No. They use different sockets (Intel Core i5-6600T: LGA 1151, Intel Core i5-7600T: Intel Socket 1151), so each needs a compatible motherboard.

Which is faster in multi-core benchmarks?

The Intel Core i5-6600T posts the highest multi-core benchmark score. Multi-core results: Intel Core i5-6600T (5,000), Intel Core i5-7600T (4,400). Benchmark figures are approximate and workload-dependent.