Quick Verdict
A lower-power Haswell variant that brought quad-core capabilities to thinner laptops, though easily outclassed by modern chips.
Overview
Launch
2013
Status
End-of-lifeGeneration
4th Gen
Market
Mobile
The Intel Core i7-4702HQ is a fourth-generation mobile processor introduced in May 2013, optimized for thin-and-light performance laptops requiring a lower thermal footprint. As a variant of the Haswell family, it delivers four cores and eight threads, ensuring robust multitasking capabilities despite its constrained power envelope. Operating at a base clock of 2.2 GHz with a maximum turbo frequency of 3.2 GHz, it intentionally steps down from the 4700HQ to accommodate slimmer chassis designs. It features Intel HD Graphics 4600, which handles everyday multimedia tasks efficiently, though it lacks the advanced Crystalwell eDRAM found in higher-tier models. With a reduced TDP of 37 watts, it became a favorite for premium ultrabooks and portable workstations where battery life and thermals were prioritized. Though now end-of-life, it provided an excellent balance of performance and portability for users needing workstation-class multitasking in a highly mobile form factor.
The Core i7-4702HQ trades clock speed for thermal efficiency, fitting into 37W chassis. It offers 4 cores and 8 threads with standard HD 4600 graphics. Ideal for 2013-era ultrabooks, it balances battery life with multitasking, though it lacks the eDRAM of premium Crystalwell models.
Specifications
Performance
Handles everyday office multitasking well.
Capable of basic VMs but limited by clock speed.
Only suitable for very old or lightweight games.
Better than 47W parts, but still outdated.
- •HD 4600 is not for gaming
- •Pairs poorly with modern GPUs
- •No AI acceleration
Architecture
22nm
Process Node
Crystalwell
Codename
4C / 8T
Core Config
6 MB
L3 Cache
37 W
TDP
Architecture Overview
The Core i7-4702HQ is engineered on Intel's 22-nanometer Haswell microarchitecture, designed specifically for the mobile BGA 1364 socket to minimize z-height and maximize power efficiency. The silicon contains 1.4 billion transistors across a 264 mm² die, integrating 6MB of shared L3 cache to accelerate frequently accessed data. This model specifically omits the 128MB L4 eDRAM cache, relying on the Intel HD Graphics 4600 for integrated graphics workloads. It supports dual-channel DDR3 memory at 1600 MT/s, delivering a maximum bandwidth of 25.6 GB/s, which is crucial for feeding the CPU cores during intensive operations. Connectivity is handled by 16 PCIe 3.0 lanes, allowing for direct connection to discrete GPUs or high-speed NVMe storage. The defining architectural trait of this chip is its 37-watt TDP, achieved through strict binning and reduced clock speeds, allowing it to operate reliably in laptops with smaller heatsinks and less aggressive fan profiles compared to standard 47W mobile parts.
CPU Design
4 physical cores with Hyper-Threading.
Memory Subsystem
Dual-channel DDR3 support.
PCIe & I/O
16 PCIe 3.0 lanes directly from the CPU.
Overclocking
Locked multiplier.
- Better IPC
- Improved platform features
Key Highlights
- Lower 37W TDP for slim laptops
- Quad-core multitasking
- Good battery life for its era
- Supports VT-d and AES-NI
- Lower clock speeds
- Soldered BGA package
- No eDRAM
- Outdated 22nm process
History
Introduced alongside the broader Haswell mobile lineup in May 2013, the Core i7-4702HQ targeted a very specific market gap: users wanting quad-core processing power without the bulk of traditional gaming laptops. As manufacturers began pushing the boundaries of laptop design, creating thinner aluminum unibody chassis, the standard 47-watt TDP of high-end CPUs proved too hot to cool effectively. Intel responded with parts like the 4702HQ, lowering the TDP to 37 watts to facilitate these sleek designs.
It found its way into premium 15-inch multimedia machines and entry-level mobile workstations, offering a significant upgrade over dual-core ultrabook processors of the same era. While its integrated graphics were standard, the CPU’s raw multi-threaded grunt made it ideal for video conferencing, heavy office workloads, and content consumption. As the industry moved toward even more efficient architectures like Broadwell, the 4702HQ gracefully retired, having successfully bridged the gap between performance and portability.
Improvements over Previous Generation
- Better IPC
- Improved platform features
Alternatives & Competitors
Should You Buy It?
Not Recommended for the right buyer
If you encounter a laptop with an Intel Core i7-4702HQ today, it should be viewed strictly as a budget-friendly secondary device. The processor is end-of-life, meaning it will not receive modern optimization updates, and its 22nm process is inherently less efficient than current offerings. For basic tasks like web browsing, document editing, and media consumption, this CPU still has enough life left to provide a smooth experience. However, its lower clock speeds mean it will struggle with modern multitasking or heavy workloads. If you are repairing a legacy system, this chip is a drop-in replacement for BGA 1364 motherboards, but you must ensure your cooling solution is pristine, as even 37 watts can throttle aggressively in a degraded laptop chassis. Avoid paying premium prices for this outdated hardware; only pursue it if the price reflects its retro capability and limited futureproofing.
Avoid if…
- Heavy multitasking
- Gaming
- Video Editing
Use Cases
Interesting Facts
Sits between the 4700HQ and 4712HQ.
TDP is 10W lower than standard HQ parts.
Often found in 2013 Lenovo Yoga models.
Supports Trusted Execution Technology (TXT).
Max Tcase is 100°C.
Part number is SR15F.
Uses the FCBGA1364 socket.
Has a 22.0x multiplier.
Supports AVX2 instructions.
Max memory bandwidth is 25.6 GB/s.
People Also Ask
What is the TDP of i7-4702HQ?
37 watts.
Is i7-4702HQ good for gaming?
No, clock speeds are low and iGPU is basic.
Does i7-4702HQ have eDRAM?
No.
Can you overclock i7-4702HQ?
No, it is locked.
What socket does i7-4702HQ use?
BGA 1364.
When was i7-4702HQ released?
May 27th, 2013.
Is i7-4702HQ better than 4700HQ?
It is slower but more power-efficient.
Does it support DDR4?
No, DDR3 only.
How many cores?
4 cores, 8 threads.
Can it run Windows 11?
Not officially.
Frequently Asked Questions
What generation is i7-4702HQ?
4th Gen Haswell.
Is it unlocked?
No.
L3 cache size?
6 MB.
Does it have Iris graphics?
No, Intel HD 4600.
Max turbo frequency?
3.2 GHz.
Does it support VT-x?
Yes.
Max memory?
32 GB.
What is the base clock?
2.2 GHz.
Is it good for 4K video editing?
No, it will struggle.
Does it support AES-NI?
Yes.