CPU Comparison
Intel Core i5-3330S vs Intel Core i7-3770K
A side-by-side comparison of specs, performance and value. The Intel Core i5-3330S is a 3rd generation Ivy Bridge quad-core desktop processor with a 65W TDP, featuring Intel HD Graphics 2500 for budget and small form factor PCs.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
4 cores handle basic office tasks well, but the lack of threads and older IPC limits heavy multitasking.
Handles office tasks but slow for modern rendering.
Gaming
The HD 2500 graphics are extremely weak; a dedicated GPU is required for any form of gaming.
Severely bottlenecks modern GPUs; okay for older esports titles.
Virtualization
Can run a couple of light VMs with VT-d support, but limited by 4 threads.
Can run basic VMs but limited by 4 cores.
Efficiency
The 65W TDP and 22nm process provide excellent efficiency for a desktop chip of its era.
77W TDP is inefficient by modern standards.
Specialized Performance
AI / ML
- No AI hardware support
- Aging architecture makes AI inference very slow
- No AI hardware
- Slow CPU inference
Content Creation
Gaming
- HD 2500 graphics are only suitable for 2D applications
- Requires a discrete GPU for any 3D gaming
- Older architecture limits performance with modern GPUs
- Bottlenecks modern GPUs
- Suitable for older games
- Lacks modern security features
Industry Impact
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
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- End-of-life and outdated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
Pros
- Was a top-tier performer in 2012
- Unlocked for overclocking
- 4 cores with Hyper-Threading
- Introduced PCIe 3.0
Cons
- Infamous for poor thermal paste
- Runs hot under load
- No Windows 11 support
- End-of-life platform
Competitors & Alternatives
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
Intel Core i7-3770K
- AMD FX-8350Rival
Desktop
- AMD FX-8150Rival
Desktop
- Intel Core i7-2600KRival
Desktop
- Compare head-to-headIntel Core i5-3570KRival
Desktop
- AMD FX-6300Rival
Desktop
Successor with better IPC and AVX2.
Compare head-to-headModern budget CPU that vastly outperforms it.
Compare head-to-head- AMD Ryzen 5 5600Alt
Modern budget alternative.
- Intel Core i5-12400FAlt
Best value modern gaming CPU.
- AMD Ryzen 5 5500Alt
Cheap and highly capable.
Our Verdict on Each
A 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 reviewA legendary 2012 CPU that brought 22nm technology to the masses, though its thermal issues and age make it obsolete for modern workloads.
Best for: When considering the Intel Core i7-3770K today, it should strictly be viewed as a legacy component for existing systems. If you already own a functional LGA 1155 motherboard, this processor can provide a cheap and effective upgrade from a Pentium or i3, breathing new life into an older rig for basic office work or retro gaming. However, it is absolutely not recommended for new builds. The lack of Windows 11 official support, high power consumption relative to its performance, and outdated instruction sets make it inefficient. Modern budget processors like the Intel Core i3-12100F will outperform it significantly while drawing a fraction of the power.
Read the full reviewFrequently Asked Questions
Which is faster for gaming, Intel Core i5-3330S or Intel Core i7-3770K?
For gaming, the Intel Core i5-3330S leads with a gaming performance score of 30/100 among Intel Core i5-3330S and Intel Core i7-3770K.
Which uses less power?
The Intel Core i5-3330S has the lowest rated TDP. Power draw across these chips: Intel Core i5-3330S (65 W), Intel Core i7-3770K (77 W).
Do Intel Core i5-3330S and Intel Core i7-3770K use the same socket?
Yes — all of these CPUs use the Intel Socket 1155 socket, so they share compatible motherboards.