i5-4670K vs i5-7640X

Aggregate performance score

Core i5-7640X
2017
4 cores / 4 threads, 112 Watt
4.43
+26.2%
Core i5-4670K
2013
4 cores / 4 threads, 84 Watt
3.51

Core i5-7640X outperforms Core i5-4670K by a significant 26% based on our aggregate benchmark results.

Primary details

Comparing Core i5-7640X and Core i5-4670K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking13271525
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.010.55
Market segmentDesktop processorDesktop processor
SeriesIntel Core i5no data
Power efficiency3.743.95
Architecture codenameKaby Lake-X (2017)Haswell (2013−2015)
Release date26 June 2017 (7 years ago)2 June 2013 (11 years ago)
Launch price (MSRP)$242$266

Cost-effectiveness evaluation

Performance per price, higher is better.

i5-7640X has 265% better value for money than i5-4670K.

Detailed specifications

Core i5-7640X and Core i5-4670K basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)4 (Quad-Core)
Threads44
Base clock speed4 GHz3.4 GHz
Boost clock speed4.2 GHz3.8 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/s5 GT/s
Multiplier40no data
L1 cache64K (per core)64 KB (per core)
L2 cache256K (per core)256 KB (per core)
L3 cache6 MB (shared)6144 KB (shared)
Chip lithography14 nm22 nm
Die sizeno data177 mm2
Maximum core temperature100 °Cno data
Maximum case temperature (TCase)72 °C72 °C
Number of transistorsno data1,400 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier++

Compatibility

Information on Core i5-7640X and Core i5-4670K compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration1 (Uniprocessor)1
SocketFCLGA2066FCLGA1150
Power consumption (TDP)112 Watt84 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-7640X and Core i5-4670K. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
My WiFino data+
Turbo Boost Technology2.02.0
Hyper-Threading Technologyno data-
TSX+-
Idle Statesno data+
Thermal Monitoring-+
FDIno data+

Security technologies

Core i5-7640X and Core i5-4670K technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDBno data+
Secure Keyno data+
Identity Protection-+
OS Guardno data+
Anti-Theftno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-7640X and Core i5-4670K are enumerated here.

VT-d+-
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-7640X and Core i5-4670K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR3
Maximum memory size64 GB32 GB
Max memory channels22
Maximum memory bandwidth42.671 GB/s25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardHD 630Intel HD Graphics 4600
Max video memoryno data2 GB
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data1.2 GHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Core i5-7640X and Core i5-4670K integrated GPUs.

Number of displays supportedno data3
eDPno data+
DisplayPort-+
HDMI-+
VGAno data+

Graphics image quality

Maximum display resolutions supported by Core i5-7640X and Core i5-4670K integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096x2304@24Hz
Max resolution over eDPno data3840x2160@60Hz
Max resolution over DisplayPortno data3840x2160@60Hz
Max resolution over VGAno data1920x1200@60Hz

Graphics API support

APIs supported by Core i5-7640X and Core i5-4670K integrated GPUs, sometimes API versions are included.

DirectXno data11.2/12
OpenGLno data4.3

Peripherals

Specifications and connection of peripherals supported by Core i5-7640X and Core i5-4670K.

PCIe version3.0Up to 3.0
PCI Express lanes1616

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i5-7640X 4.43
+26.2%
i5-4670K 3.51

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i5-7640X 7036
+26.2%
i5-4670K 5574

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

i5-7640X 1777
+41%
i5-4670K 1260

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

i5-7640X 5301
+49.7%
i5-4670K 3541

Gaming performance

Pros & cons summary


Performance score 4.43 3.51
Recency 26 June 2017 2 June 2013
Chip lithography 14 nm 22 nm
Power consumption (TDP) 112 Watt 84 Watt

i5-7640X has a 26.2% higher aggregate performance score, an age advantage of 4 years, and a 57.1% more advanced lithography process.

i5-4670K, on the other hand, has 33.3% lower power consumption.

The Core i5-7640X is our recommended choice as it beats the Core i5-4670K in performance tests.


Should you still have questions on choice between Core i5-7640X and Core i5-4670K, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core i5-7640X
Core i5-7640X
Intel Core i5-4670K
Core i5-4670K

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


4 36 votes

Rate Core i5-7640X on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.9 576 votes

Rate Core i5-4670K on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i5-7640X or Core i5-4670K, agree or disagree with our judgements, or report an error or mismatch.