CPU Comparison

Intel Core i5-8305G vs Intel Core i7-8709G

A side-by-side comparison of specs, performance and value. The Intel Core i5-8305G is a quad-core mobile processor born from a unique partnership between Intel and AMD. Released as part of the Kaby Lake-G lineup, it combines an Intel 14nm CPU with a dedicated AMD Radeon RX Vega M GL discrete-class GPU on a single package. Operating at a base clock of 2.8 GHz and boosting up to 3.8 GHz, it features 4 cores, 8 threads, and 6MB of L3 cache. The standout feature is the integrated Radeon graphics with its own HBM2 memory, offering performance levels unattainable by standard integrated graphics of the era. With a 65W TDP, it targets high-performance thin-and-light laptops and small form factor PCs that require genuine gaming capability without the bulk of traditional discrete graphics. This processor represents a fascinating experiment in semiconductor packaging and collaboration, delivering robust 1080p gaming performance and strong compute capabilities in a compact form factor.

Intel · Core i5
Intel Core i5-8305G
4C / 8T3.8 GHz65 W
8.2
Full review
Top pick
Intel · Core i7
Intel Core i7-8709G
4C / 8T4.1 GHz65 W
9
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Mobile
Mobile
Segment
Mobile (G-Series)
Mobile
Generation
8th Gen (Kaby Lake-G)
8th Gen Core i7
Launched
2018
2018
Status
Active
Active
Codename
Kaby Lake G
Kaby Lake G
Series
Core i5
Core i7
Family
8th Generation Core i5
Kaby Lake-G
Predecessor
Intel Core i5-7300HQ
Intel Core i7-7700HQ
Successor
Platform Discontinued
Intel Core i7-1065G7

Specifications Compared

Cores & Clocks
Cores
4
4
Threads
8
8
Base Clock
2.8 GHz
3.1 GHz
Boost Clock
3.8 GHz
4.1 GHz
Cache & Power
L3 Cache
6 MB
8 MB
TDP
65 W
65 W
Architecture
Architecture
Kaby Lake-G
Kaby Lake G
Process Node
14nm
14nm
Memory
Memory Type
DDR4
DDR4
Memory Speed
DDR4-2400
2400 MT/s
Memory Channels
Dual (2)
Dual (2)
Max Memory
32 GB
32 GB
Platform & I/O
Socket
Intel BGA 2270
Intel BGA 2270
PCIe Version
Gen 3.0
PCIe 3.0
PCIe Lanes
8
8
Integrated GPU
Yes
Yes
Unlocked
No
No

Performance Compared

Productivity

Intel Core i5-8305GBest85

Strong quad-core CPU performance for everyday and moderate heavy tasks.

Intel Core i7-8709G75

Strong CPU performance for everyday tasks and content creation.

Gaming

Intel Core i5-8305G78

Capable of playing modern games at 1080p medium settings.

Intel Core i7-8709GBest85

Excellent 1080p gaming performance, comparable to a GTX 1060 Max-Q.

Virtualization

Intel Core i5-8305GBest70

Good for running VMs, though limited to 4 cores.

Intel Core i7-8709G60

Capable but limited by 4 cores.

Efficiency

Intel Core i5-8305G60

65W is efficient for the performance, but requires active cooling.

Intel Core i7-8709GBest75

HBM2 memory improves power efficiency compared to discrete GPUs.

Specialized Performance

AI / ML

Intel Core i5-8305GFair
  • Can utilize AMD GPU for compute
  • Lacks modern AI instruction sets
Intel Core i7-8709GModerate
  • Radeon GPU supports OpenCL acceleration

Content Creation

Intel Core i5-8305GGood
Premiere ProPhotoshopBlender (GPU Compute)OBS Studio
Intel Core i7-8709GVery Good
Premiere ProDaVinci ResolveBlenderOBS Studio

Gaming

Intel Core i5-8305GVery Good
  • Radeon RX Vega M GL with 4GB HBM2
  • Comparable to an Nvidia GTX 1050 Ti
  • Driver support is essentially discontinued
Intel Core i7-8709GExcellent
  • Comparable to GTX 1060 Max-Q
  • Can run most AAA games at 1080p high
  • Excellent for VR

Industry Impact

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

Best CPU by Use Case

1080p Gaming
Very Good
Video Editing
Good
Very Good
3D Rendering
Fair
Good
Streaming
Good
Productivity
Excellent
High-Setting 1080p Gaming
Excellent
VR Gaming
Excellent
Media Consumption
Excellent

Target Audience

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

Strengths & Weaknesses

Intel Core i5-8305G

Pros

  • Excellent integrated graphics performance
  • Dedicated HBM2 memory for the GPU
  • Fits high-end gaming into small form factors
  • Good CPU performance with 4 cores and 8 threads

Cons

  • Driver support is effectively abandoned
  • 65W TDP requires active cooling
  • Only 8 PCIe lanes available for external devices
  • Unique BGA 2270 socket limits upgradability
Intel Core i7-8709G

Pros

  • Unique Intel-AMD hybrid design
  • High-end Radeon RX Vega M GH graphics
  • 4GB of HBM2 memory
  • GTX 1060-class gaming performance

Cons

  • Driver support has ended
  • 65W TDP requires active cooling
  • Soldered and non-upgradable
  • 14nm CPU process is outdated

Competitors & Alternatives

Intel Core i5-8305G

  • AMD Ryzen 5 2500U

    Mobile

    Rival
  • Intel Core i7-8705G

    Mobile (G-Series)

    Rival
    Compare head-to-head
  • AMD Ryzen 5 2600H

    Mobile

    Rival
  • Intel Core i5-8300H

    Mobile

    Rival
  • AMD Ryzen 7 2700U

    Mobile

    Rival
  • AMD Ryzen 5 4600H
    Alt

    Better modern alternative with superior integrated graphics.

  • Newer architecture with Xe graphics and better drivers.

    Compare head-to-head
  • AMD Ryzen 7 5800U
    Alt

    Much faster and more efficient for thin gaming.

  • Intel Core i5-8259U
    Alt

    Cheaper alternative if heavy graphics aren't needed.

Intel Core i7-8709G

Our Verdict on Each

An innovative and powerful hybrid processor that delivers exceptional 1080p gaming performance in thin form factors, though its driver support is now outdated.

Best for: Buying a used NUC8 or thin gaming laptop at a steep discount.

Read the full review

A powerhouse hybrid processor that combined an Intel CPU with AMD's highest-tier mobile Vega graphics, delivering exceptional gaming performance in compact form factors.

Best for: The Intel Core i7-8709G is a processor you will find in high-end mini PCs like the Intel NUC8 VR and certain thin-and-light gaming laptops. It remains a highly capable solution for 1080p gaming at high settings and VR, offering performance comparable to a GTX 1060. It is an excellent choice for enthusiasts who need a compact, powerful machine for gaming or media creation. However, driver support from Intel for the Radeon component has ended, meaning you may encounter compatibility issues with the latest games. Avoid this processor if you want a future-proof system or need the latest API support. It is best purchased at a discount for its unique hardware design and solid 1080p performance, particularly in small form factor builds where a discrete GPU isn't feasible.

Read the full review

Frequently Asked Questions

Which is better, Intel Core i5-8305G or Intel Core i7-8709G?

Based on our editorial ratings, the Intel Core i7-8709G comes out ahead with a score of 9/10. 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 i5-8305G or Intel Core i7-8709G?

For gaming, the Intel Core i7-8709G leads with a gaming performance score of 85/100 among Intel Core i5-8305G and Intel Core i7-8709G.

Do Intel Core i5-8305G and Intel Core i7-8709G use the same socket?

Yes — all of these CPUs use the Intel BGA 2270 socket, so they share compatible motherboards.

Which is faster in multi-core benchmarks?

The Intel Core i5-8305G posts the highest multi-core benchmark score. Multi-core results: Intel Core i5-8305G (7,800). Benchmark figures are approximate and workload-dependent.