Intel Core i7-9800X vs Intel Core i7-7700K

Comparative analysis of Intel Core i7-9800X and Intel Core i7-7700K processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics, Graphics interfaces, Graphics image quality, Graphics API support. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score, 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), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps).

 

Differences

Reasons to consider the Intel Core i7-9800X

  • 4 more cores, run more applications at once: 8 vs 4
  • 8 more threads: 16 vs 8
  • 2x more maximum memory size: 128 GB vs 64 GB
  • Around 88% better performance in PassMark - CPU mark: 18088 vs 9646
  • Around 98% better performance in Geekbench 4 - Multi-Core: 9409 vs 4751
  • 2.8x better performance in 3DMark Fire Strike - Physics Score: 9740 vs 3469
Specifications (specs)
Number of cores 8 vs 4
Number of threads 16 vs 8
Maximum memory size 128 GB vs 64 GB
Benchmarks
PassMark - CPU mark 18088 vs 9646
Geekbench 4 - Multi-Core 9409 vs 4751
3DMark Fire Strike - Physics Score 9740 vs 3469

Reasons to consider the Intel Core i7-7700K

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • Around 2% higher clock speed: 4.50 GHz vs 4.40 GHz
  • Around 5% higher maximum core temperature: 100°C vs 95°C
  • Around 81% lower typical power consumption: 91 Watt vs 165 Watt
  • Around 6% better performance in PassMark - Single thread mark: 2718 vs 2571
  • Around 5% better performance in Geekbench 4 - Single Core: 1239 vs 1185
Specifications (specs)
Unlocked Unlocked vs Locked
Maximum frequency 4.50 GHz vs 4.40 GHz
Maximum core temperature 100°C vs 95°C
Thermal Design Power (TDP) 91 Watt vs 165 Watt
Benchmarks
PassMark - Single thread mark 2718 vs 2571
Geekbench 4 - Single Core 1239 vs 1185

Compare benchmarks

CPU 1: Intel Core i7-9800X
CPU 2: Intel Core i7-7700K

PassMark - Single thread mark
CPU 1
CPU 2
2571
2718
PassMark - CPU mark
CPU 1
CPU 2
18088
9646
Geekbench 4 - Single Core
CPU 1
CPU 2
1185
1239
Geekbench 4 - Multi-Core
CPU 1
CPU 2
9409
4751
3DMark Fire Strike - Physics Score
CPU 1
CPU 2
9740
3469
Name Intel Core i7-9800X Intel Core i7-7700K
PassMark - Single thread mark 2571 2718
PassMark - CPU mark 18088 9646
Geekbench 4 - Single Core 1185 1239
Geekbench 4 - Multi-Core 9409 4751
3DMark Fire Strike - Physics Score 9740 3469
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 6.484
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 105.712
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.816
CompuBench 1.5 Desktop - Video Composition (Frames/s) 3.196
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 8.073
GFXBench 4.0 - Car Chase Offscreen (Frames) 2080
GFXBench 4.0 - Manhattan (Frames) 4346
GFXBench 4.0 - T-Rex (Frames) 7222
GFXBench 4.0 - Car Chase Offscreen (Fps) 2080
GFXBench 4.0 - Manhattan (Fps) 4346
GFXBench 4.0 - T-Rex (Fps) 7222

Compare specifications (specs)

Intel Core i7-9800X Intel Core i7-7700K

Essentials

Architecture codename Skylake Kaby Lake
Launch date Q4'18 3 January 2017
Place in performance rating 878 991
Processor Number i7-9800X i7-7700K
Series Intel® Core™ X-series Processors 7th Generation Intel® Core™ i7 Processors
Status Launched Launched
Vertical segment Desktop Desktop
Launch price (MSRP) $339
Price now $354.49
Value for money (0-100) 10.00

Performance

Base frequency 3.80 GHz 4.20 GHz
Bus Speed 8 GT/s DMI3 8 GT/s DMI3
Manufacturing process technology 14 nm 14 nm
Maximum core temperature 95°C 100°C
Maximum frequency 4.40 GHz 4.50 GHz
Number of cores 8 4
Number of QPI Links 0 0
Number of threads 16 8
64 bit support
L1 cache 256 KB
L2 cache 1 MB
L3 cache 8 MB
Maximum case temperature (TCase) 72 °C
Unlocked

Memory

Max memory channels 4 2
Maximum memory size 128 GB 64 GB
Supported memory types DDR4-2666 DDR4-2133/2400, DDR3L-1333/1600 @ 1.35V

Compatibility

Max number of CPUs in a configuration 1 1
Sockets supported FCLGA2066 FCLGA1151
Thermal Design Power (TDP) 165 Watt 91 Watt
Thermal Solution PCG 2017X PCG 2015D (130W)
Low Halogen Options Available
Package Size 37.5mm x 37.5mm

Peripherals

Max number of PCIe lanes 44 16
PCI Express revision 3.0 3.0
Scalability 1S Only 1S Only
PCIe configurations Up to 1x16, 2x8, 1x8+2x4

Security & Reliability

Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Memory Protection Extensions (Intel® MPX)
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
Instruction set extensions Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Turbo Boost technology
Number of AVX-512 FMA Units 2
Idle States
Intel® Advanced Vector Extensions (AVX)
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® vPro™ Platform Eligibility
Thermal Monitoring

Virtualization

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

Graphics

Device ID 0x5912
Graphics base frequency 350 MHz
Graphics max dynamic frequency 1.15 GHz
Graphics max frequency 1.15 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® HD Graphics 630

Graphics interfaces

Number of displays supported 3

Graphics image quality

4K resolution support
Max resolution over DisplayPort 4096x2304@60Hz
Max resolution over eDP 4096x2304@60Hz
Max resolution over HDMI 1.4 4096x2304@24Hz

Graphics API support

DirectX 12
OpenGL 4.5