Intel Core i7-11700K vs Intel Core i9-7980XE

Comparative analysis of Intel Core i7-11700K and Intel Core i9-7980XE processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, 3DMark Fire Strike - Physics Score, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

 

Differences

Reasons to consider the Intel Core i7-11700K

  • CPU is newer: launch date 3 year(s) 6 month(s) later
  • Around 19% higher clock speed: 5.00 GHz vs 4.20 GHz
  • Around 6% higher maximum core temperature: 100°C vs 94°C
  • Around 32% lower typical power consumption: 125 Watt vs 165 Watt
  • Around 37% better performance in PassMark - Single thread mark: 3413 vs 2484
Specifications (specs)
Launch date 16 Mar 2021 vs September 2017
Maximum frequency 5.00 GHz vs 4.20 GHz
Maximum core temperature 100°C vs 94°C
Thermal Design Power (TDP) 125 Watt vs 165 Watt
Benchmarks
PassMark - Single thread mark 3413 vs 2484

Reasons to consider the Intel Core i9-7980XE

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • 10 more cores, run more applications at once: 18 vs 8
  • 20 more threads: 36 vs 16
  • 2.3x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 9x more L2 cache, more data can be stored in the L2 cache for quick access later
  • Around 55% more L3 cache; more data can be stored in the L3 cache for quick access later
  • Around 23% better performance in PassMark - CPU mark: 30228 vs 24673
  • Around 33% better performance in 3DMark Fire Strike - Physics Score: 10876 vs 8151
Specifications (specs)
Unlocked Unlocked vs Locked
Number of cores 18 vs 8
Number of threads 36 vs 16
L1 cache 64 KB (per core) vs 512 KB
L2 cache 1024 KB (per core) vs 2 MB
L3 cache 25344 KB (shared) vs 16 MB
Benchmarks
PassMark - CPU mark 30228 vs 24673
3DMark Fire Strike - Physics Score 10876 vs 8151

Compare benchmarks

CPU 1: Intel Core i7-11700K
CPU 2: Intel Core i9-7980XE

PassMark - Single thread mark
CPU 1
CPU 2
3413
2484
PassMark - CPU mark
CPU 1
CPU 2
24673
30228
3DMark Fire Strike - Physics Score
CPU 1
CPU 2
8151
10876
Name Intel Core i7-11700K Intel Core i9-7980XE
PassMark - Single thread mark 3413 2484
PassMark - CPU mark 24673 30228
3DMark Fire Strike - Physics Score 8151 10876
Geekbench 4 - Single Core 1177
Geekbench 4 - Multi-Core 16370
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 40.947
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 484.771
CompuBench 1.5 Desktop - T-Rex (Frames/s) 3.237
CompuBench 1.5 Desktop - Video Composition (Frames/s) 21.073
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 218.231

Compare specifications (specs)

Intel Core i7-11700K Intel Core i9-7980XE

Essentials

Architecture codename Rocket Lake Skylake
Launch date 16 Mar 2021 September 2017
Launch price (MSRP) $399 - $409 $1,999
Place in performance rating 532 176
Processor Number i7-11700K i9-7980XE
Series 11th Generation Intel Core i7 Processors Intel® Core™ X-series Processors
Status Launched Launched
Vertical segment Desktop Desktop
Price now $2,005.50
Value for money (0-100) 4.08

Performance

64 bit support
Base frequency 3.60 GHz 2.60 GHz
Bus Speed 8 GT/s 8 GT/s DMI3
L1 cache 512 KB 64 KB (per core)
L2 cache 2 MB 1024 KB (per core)
L3 cache 16 MB 25344 KB (shared)
Manufacturing process technology 14 nm 14 nm
Maximum core temperature 100°C 94°C
Maximum frequency 5.00 GHz 4.20 GHz
Number of cores 8 18
Number of threads 16 36
Number of QPI Links 0
Unlocked

Memory

Max memory channels 2 4
Maximum memory bandwidth 50 GB/s
Maximum memory size 128 GB 128 GB
Supported memory types DDR4-3200 DDR4-2666

Graphics

Device ID 0x4C8A
Execution Units 32
Graphics base frequency 350 MHz
Graphics max dynamic frequency 1.30 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory 64 GB
Processor graphics Intel UHD Graphics 750

Graphics interfaces

Number of displays supported 3

Graphics image quality

4K resolution support
Max resolution over DisplayPort 5120 x 3200 @60Hz
Max resolution over eDP 5120 x 3200 @60Hz

Graphics API support

DirectX 12.1
OpenGL 4.5

Compatibility

Configurable TDP-down 95 Watt
Configurable TDP-down Frequency 3.10 GHz
Max number of CPUs in a configuration 1 1
Package Size 37.5 mm x 37.5 mm
Sockets supported FCLGA1200 FCLGA2066
Thermal Design Power (TDP) 125 Watt 165 Watt
Thermal Solution PCG 2019A PCG 2017X
Low Halogen Options Available

Peripherals

Max number of PCIe lanes 20 44
PCI Express revision 4.0 3.0
PCIe configurations Up to 1x16+1x4, 2x8+1x4, 1x8+3x4
Scalability 1S Only 1S Only

Security & Reliability

Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions Intel SSE4.1, Intel SSE4.2, Intel AVX2, Intel AVX-512 Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Intel® Thermal Velocity Boost
Intel® Turbo Boost technology
Thermal Monitoring
Intel® Advanced Vector Extensions (AVX)
Number of AVX-512 FMA Units 2

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)