CPU Comparison
Intel Core i5-10400F vs Intel Core i5-3330S
A side-by-side comparison of specs, performance and value. The Intel Core i5-10400F is a 6-core, 12-thread desktop processor that disables integrated graphics, offering excellent value for budget gaming rigs equipped with a dedicated GPU.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
Handles everyday applications and multitasking efficiently.
4 cores handle basic office tasks well, but the lack of threads and older IPC limits heavy multitasking.
Gaming
Excellent 1080p gaming performance when paired with a mid-range GPU.
The HD 2500 graphics are extremely weak; a dedicated GPU is required for any form of gaming.
Virtualization
Capable of running basic virtual machines.
Can run a couple of light VMs with VT-d support, but limited by 4 threads.
Efficiency
Standard 14nm efficiency, adequate for a 65W TDP.
The 65W TDP and 22nm process provide excellent efficiency for a desktop chip of its era.
Specialized Performance
AI / ML
- No dedicated AI hardware
- Basic CPU inference only
- No AI hardware support
- Aging architecture makes AI inference very slow
Content Creation
Gaming
- Ideal for 1080p high-refresh gaming
- Pairs well with GTX 1660 Super or RTX 3060
- No integrated graphics means a GPU is mandatory
- HD 2500 graphics are only suitable for 2D applications
- Requires a discrete GPU for any 3D gaming
- Older architecture limits performance with modern GPUs
Industry Impact
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
Pros
- Excellent value for money
- 6 cores and 12 threads
- Low 65W base TDP
- Wide motherboard compatibility
- Ideal for budget gaming
Cons
- No integrated graphics
- Locked multiplier
- Limited to PCIe 3.0
- Memory speed capped at 2666 MT/s natively
Pros
- Low 65W TDP for cool and quiet operation
- True quad-core design for basic multitasking
- Uses the ubiquitous LGA 1155 socket
- Supports PCIe 3.0
Cons
- Weak HD 2500 integrated graphics
- No Hyper-Threading
- End-of-life and outdated
- Locked multiplier
- DDR3 memory only
Competitors & Alternatives
Intel Core i5-10400F
- AMD Ryzen 5 3600Rival
Budget Gaming
- Compare head-to-headIntel Core i5-10400Rival
Mainstream Desktop
- AMD Ryzen 5 2600Rival
Budget Gaming
- Intel Core i3-10100FRival
Budget Gaming
- AMD Ryzen 3 3300XRival
Budget Gaming
Better IPC and PCIe 4.0 support on 500-series boards.
Compare head-to-head- AMD Ryzen 5 5600Alt
Significantly better gaming performance and efficiency.
- Intel Core i5-12400FAlt
Modern Alder Lake architecture with much better performance.
Cheaper, faster single-core, great for ultra-budget gaming.
Compare head-to-head
Intel Core i5-3330S
- AMD FX-4300Rival
Desktop
- Intel Core i5-3450Rival
Desktop
- AMD A8-5600KRival
Desktop APU
- Intel Core i3-3220Rival
Desktop
- AMD FX-6100Rival
Desktop
A newer Haswell generation low-power CPU if upgrading within a similar tier.
Compare head-to-head- AMD Ryzen 3 3200GAlt
A budget modern alternative with vastly superior Vega integrated graphics.
A modern budget quad-core that obliterates this chip in every metric.
Compare head-to-head- AMD Ryzen 5 5600GAlt
A modern APU that offers incredible integrated graphics and CPU performance.
A budget modern CPU that offers 6 cores and 12 threads for cheap.
Compare head-to-head
Our Verdict on Each
By removing the integrated graphics, Intel created a highly affordable 6-core CPU that maximizes value for gamers who already own a discrete GPU.
Best for: The Intel Core i5-10400F is highly recommended for budget-conscious gamers building a 1080p system with a dedicated graphics card. By cutting out the integrated graphics, it saves money that can be better spent on a stronger GPU, making it an ideal pairing for cards like the GTX 1660 Super or RTX 3060. Its 6-core, 12-thread design ensures it won't bottleneck mid-range GPUs in most modern games. Because it is locked, you don't need to spend extra on Z-series motherboards or fancy coolers; a B460 board and stock cooling are perfectly adequate. It is perfect for students or first-time builders who want a reliable, plug-and-play experience. Avoid it only if you absolutely need integrated graphics as a fallback or if you plan on overclocking.
Read the full reviewA reliable low-power quad-core for its time, good for basic desktop tasks, but severely lacking in graphical and multi-threaded performance today.
Best for: Reviving an old office PC for basic web browsing or as a home NAS server.
Read the full reviewFrequently Asked Questions
Which is better, Intel Core i5-10400F or Intel Core i5-3330S?
Based on our editorial ratings, the Intel Core i5-10400F comes out ahead with a score of 8.2/10. 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 i5-10400F or Intel Core i5-3330S?
For gaming, the Intel Core i5-10400F leads with a gaming performance score of 85/100 among Intel Core i5-10400F and Intel Core i5-3330S.
Do Intel Core i5-10400F and Intel Core i5-3330S use the same socket?
No. They use different sockets (Intel Core i5-10400F: LGA 1200, Intel Core i5-3330S: Intel Socket 1155), so each needs a compatible motherboard.
Which has more cores?
The Intel Core i5-10400F has the most cores. Core counts: Intel Core i5-10400F (6 cores), Intel Core i5-3330S (4 cores).
Which is faster in multi-core benchmarks?
The Intel Core i5-10400F posts the highest multi-core benchmark score. Multi-core results: Intel Core i5-10400F (14,600). Benchmark figures are approximate and workload-dependent.