Intel Core i7 6900K (6th Gen) vs. Intel Core i5 7640X X-series (7th Gen)

CPU Comparison, Reviews and Tests

Detailed comparison and review of Intel Core i7 6900K (6th Gen) and Intel Core i5 7640X X-series (7th Gen). With our comprehensive overview, you can simply compare overall performance, cache sizes, RAM, power efficiency, architecture, but also other key features of both processors and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the processor that best fits your needs and expectations.

CPUs Specifications Comparison

Intel Core i7 6900K (6th Gen) vs. Intel Core i5 7640X X-series (7th Gen) Benchmark Chart
GENERAL Intel Core i7 6900K (6th Gen) Intel Core i5 7640X X-series (7th Gen)
Product Type Processor Processor
PROCESSOR Intel Core i7 6900K (6th Gen) Intel Core i5 7640X X-series (7th Gen)
Type Intel Core i7 6900K (6th Gen) Intel Core i5 7640X X-series (7th Gen)
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA2011-v3 Socket LGA2066 Socket
Manufacturing Process 14 nm 14 nm
Thermal Design Power 140 W 112 W
PCI Express Revision 3.0 3.0
PCI Express Configurations - 1x16, 2x8, 1x8+2x4
PCI Express Lanes Qty 40 16
Architecture Features Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Intel Virtualization Technology for Directed I/O (VT-d), Idle States, Intel VT-x with Extended Page Tables (EPT), Intel Smart Response Technology Intel Virtualization Technology, Intel 64 Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Intel Virtualization Technology for Directed I/O (VT-d), Intel Advanced Vector Extensions 2 (AVX2.0), Intel Optane Memory Supported
PERFORMANCE
Number of Cores 8-core Quad-Core
Number of Threads 16 threads 4 threads
Clock Speed (Frequency) 3.2 GHz 4 GHz
Max Turbo Speed 3.7 GHz 4.2 GHz
CACHE MEMORY
Cache 20 MB 6 MB
Cache Memory Details 20 MB L3 - Smart Cache - 6 MB
MISCELLANEOUS Intel Core i7 6900K (6th Gen) Intel Core i5 7640X X-series (7th Gen)
Service & Support - Limited warranty - 3 years
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