Intel Core i7-5930K

Intel Core i7-5930K

Intel Core i7-5930K in 2025: Is It Worth Getting the Haswell-E Legend?

An up-to-date guide for enthusiasts and budget builds


1. Key Features: The Legacy of Haswell-E

The Intel Core i7-5930K processor, released in 2014, became a symbol of the era of high-performance desktops for enthusiasts. Despite its age, it continues to attract interest due to its unique features:

- Architecture and Process Technology: 22nm process technology, Haswell-E microarchitecture. This was the first consumer CPU from Intel with 6 cores and 12 threads, a breakthrough in 2014.

- Performance: Even in 2025, Geekbench 6 shows 1203 points (Single-Core) and 5379 points (Multi-Core). For comparison, the modern Ryzen 5 7600X scores about ~2400/12000 points.

- Key Features:

- Support for DDR4 (the first mainstream processor with this standard).

- 40 PCIe 3.0 lanes — capability to connect multiple graphics cards or NVMe drives.

- Unlocked multiplier for overclocking.

- Quad-channel memory controller — a rarity even among modern CPUs.

Real-world example: In 2024, a Reddit user built a PC with an i7-5930K overclocked to 4.5 GHz, an RTX 3060, and 32 GB DDR4. In games like Cyberpunk 2077 (1080p, medium settings), the system delivers a stable 60 FPS.


2. Compatible Motherboards: Hunting for Rarities

- Socket: LGA 2011-3 — an outdated standard, as no new boards are produced.

- Chipsets: Only Intel X99. Popular models: ASUS Rampage V Extreme, MSI X99A SLI Plus.

- Choosing Tips:

- Look for boards with USB 3.1 Gen2 and M.2 slots (not all X99 boards have them).

- Check support for NVMe through UEFI firmware (requires a BIOS update).

- Prices: As of 2025, X99 boards on eBay range from $80–150 (used), with new stock up to $300.

Tip: Gigabyte X99-UD4 boards are well-known for their stable VRM modules, which are critical for overclocking.


3. Memory: DDR4 and Quad-Channel Mode

- Supported Types: Only DDR4 (up to 2133 MHz without overclocking).

- Recommendations:

- Use 4 identical modules to activate quad-channel mode (e.g., 4×8 GB).

- Frequencies: With overclocking, up to 2400–2666 MHz (dependent on the board and memory).

- DDR5 not supported — this is the main limitation for upgrades.

Example: A Corsair Vengeance LPX 32 GB kit (4×8 GB, 2666 MHz) improves rendering performance by 15% compared to dual-channel mode.


4. Power Supply: Calculating for a "Power-Hungry" CPU

- TDP: 140W (up to 200W when overclocked).

- Recommendations:

- A minimum of 600W for a system with an RTX 3060 level graphics card.

- Preferably, use power supplies with an 80+ Gold certification (e.g., be quiet! Straight Power 11 650W).

- Avoid cheap power supplies — voltage spikes can damage an older platform.


5. Pros and Cons in 2025

Pros:

- Affordable price on the second-hand market ($50–80 for the CPU).

- Good multi-threaded performance for older work tasks.

- Possibility to build a budget system with PCIe 3.0 x16 and DDR4.

Cons:

- No support for PCIe 4.0/5.0 or DDR5.

- High power consumption.

- Limited upgrade options (the socket is dead).


6. Use Cases: Where is the i7-5930K Still Relevant?

- Gaming: Suitable for less demanding games or streaming (e.g., CS2, Dota 2, GTA V).

- Work Tasks: Video editing in Premiere Pro, 3D modeling in Blender (but rendering will be 30–40% slower than with the Ryzen 5 7600X).

- Server Tasks: Virtualization, home NAS due to support for a large number of PCIe devices.


7. Competitors: Who to Compare in 2025?

- Intel Core i5-13400F ($180): 45% faster in single-threaded tasks, supports DDR5.

- AMD Ryzen 5 5600X ($150): Energy efficiency, PCIe 4.0.

- Intel Xeon E5-2690 v3 ($25 used): 12 cores, but lower IPC — a choice for purely multi-threaded tasks.

Conclusion: The i7-5930K lags behind modern CPUs but wins in terms of second-hand market price.


8. Assembly Tips

- Cooling: Cooling solutions like the Noctua NH-D15 or Arctic Liquid Freezer II 240.

- Graphics Card: No higher than RTX 4070 or Radeon RX 7800 XT (PCIe 3.0 won’t be a bottleneck).

- Storage: Samsung 970 Evo Plus (NVMe via PCIe 3.0 x4) — speeds of up to 3500 MB/s.

- BIOS: Update the motherboard firmware for compatibility with NVMe and new peripherals.


9. Final Thoughts: Who Is the i7-5930K Suitable For in 2025?

This processor is a choice for:

- Enthusiasts building retro PCs or testing overclocking.

- Budget builds (full system with CPU, motherboard, and RAM starting from $200).

- Temporary solutions before purchasing a modern platform.

Alternative: If performance is needed "here and now" — it's better to opt for the Ryzen 5 7600X or Core i5-14400F. But for experimentation and nostalgia, the i7-5930K remains a curious artifact.


This article is relevant as of April 2025. Prices are stated for new devices if available for sale.

Basic

Label Name
Intel
Platform
Desktop
Launch Date
September 2014
Model Name
?
The Intel processor number is just one of several factors - along with processor brand, system configurations, and system-level benchmarks - to be considered when choosing the right processor for your computing needs.
Core i7-5930K
Code Name
Haswell-E
Generation
Core i7 (Haswell-E)

CPU Specifications

Total Cores
?
Cores is a hardware term that describes the number of independent central processing units in a single computing component (die or chip).
6
Total Threads
?
Where applicable, Intel® Hyper-Threading Technology is only available on Performance-cores.
12
Basic Frequency
3.5 GHz
Max Turbo Frequency
?
Max Turbo Frequency is the maximum single-core frequency at which the processor is capable of operating using Intel® Turbo Boost Technology and, if present, Intel® Turbo Boost Max Technology 3.0 and Intel® Thermal Velocity Boost. Frequency is typically measured in gigahertz (GHz), or billion cycles per second.
up to 3.7 GHz
L1 Cache
64 KB (per core)
L2 Cache
256 KB (per core)
L3 Cache
15 MB (shared)
Bus Frequency
100 MHz
Multiplier
35.0x
CPU Socket
?
The socket is the component that provides the mechanical and electrical connections between the processor and motherboard.
Intel Socket 2011-3
Multiplier Unlocked
Yes
Technology
?
Lithography refers to the semiconductor technology used to manufacture an integrated circuit, and is reported in nanometer (nm), indicative of the size of features built on the semiconductor.
22 nm
TDP
140 W
PCI Express Version
?
PCI Express Revision is the supported version of the PCI Express standard. Peripheral Component Interconnect Express (or PCIe) is a high-speed serial computer expansion bus standard for attaching hardware devices to a computer. The different PCI Express versions support different data rates.
Gen 3, 40 Lanes (CPU only)
Transistors
2,600 million

Memory Specifications

Memory Type
?
Intel® processors come in four different types: Single Channel, Dual Channel, Triple Channel, and Flex Mode. Maximum supported memory speed may be lower when populating multiple DIMMs per channel on products that support multiple memory channels.
DDR4
Memory Channels
?
The number of memory channels refers to the bandwidth operation for real world application.
Quad-channel
ECC Memory
No

GPU Specifications

Integrated Graphics Model
?
An integrated GPU refers to the graphics core that is integrated into the CPU processor. Leveraging the processor's powerful computational capabilities and intelligent power efficiency management, it delivers outstanding graphics performance and a smooth application experience at a lower power consumption.
N/A

Benchmarks

Geekbench 6
Single Core Score
1203
Geekbench 6
Multi Core Score
5379
Geekbench 5
Single Core Score
928
Geekbench 5
Multi Core Score
5515
Passmark CPU
Single Core Score
2048
Passmark CPU
Multi Core Score
10345

Compared to Other CPU

Geekbench 6 Single Core
1283 +6.7%
1243 +3.3%
1169 -2.8%
1138 -5.4%
Geekbench 6 Multi Core
6023 +12%
5642 +4.9%
4995 -7.1%
4680 -13%
Geekbench 5 Single Core
965 +4%
945 +1.8%
912 -1.7%
893 -3.8%
Geekbench 5 Multi Core
6028 +9.3%
5805 +5.3%
5212 -5.5%
4971 -9.9%
Passmark CPU Single Core
2098 +2.4%
2076 +1.4%
2024 -1.2%
1992 -2.7%
Passmark CPU Multi Core
11216 +8.4%
10769 +4.1%
9875 -4.5%
9372 -9.4%