Intel Iris Plus Graphics 645 vs NVIDIA GeForce GTX 980

Comparative analysis of Intel Iris Plus Graphics 645 and NVIDIA GeForce GTX 980 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, API support, Memory, Technologies, Compatibility, dimensions and requirements. Benchmark videocards performance analysis: Geekbench - OpenCL, PassMark - G2D Mark, PassMark - G3D Mark, GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), 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), 3DMark Fire Strike - Graphics Score.

 

Differences

Reasons to consider the Intel Iris Plus Graphics 645

  • Videocard is newer: launch date 4 year(s) 9 month(s) later
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 14 nm vs 28 nm
  • 11x lower typical power consumption: 15 Watt vs 165 Watt
Launch date 10 July 2019 vs 19 September 2014
Manufacturing process technology 14 nm vs 28 nm
Thermal Design Power (TDP) 15 Watt vs 165 Watt

Reasons to consider the NVIDIA GeForce GTX 980

  • Around 6% higher boost clock speed: 1216 MHz vs 1150 MHz
  • 42.7x more pipelines: 2048 vs 48
  • 5.2x better performance in Geekbench - OpenCL: 33357 vs 6406
  • 2.1x better performance in PassMark - G2D Mark: 799 vs 389
  • 6.4x better performance in PassMark - G3D Mark: 11133 vs 1727
  • 2.1x better performance in GFXBench 4.0 - Manhattan (Frames): 3690 vs 1780
  • 2.1x better performance in GFXBench 4.0 - Manhattan (Fps): 3690 vs 1780
  • Around 11% better performance in GFXBench 4.0 - T-Rex (Frames): 3335 vs 2992
  • Around 11% better performance in GFXBench 4.0 - T-Rex (Fps): 3335 vs 2992
  • 3.4x better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 9566 vs 2792
  • 3.4x better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 9566 vs 2792
Specifications (specs)
Boost clock speed 1216 MHz vs 1150 MHz
Pipelines 2048 vs 48
Benchmarks
Geekbench - OpenCL 33357 vs 6406
PassMark - G2D Mark 799 vs 389
PassMark - G3D Mark 11133 vs 1727
GFXBench 4.0 - Manhattan (Frames) 3690 vs 1780
GFXBench 4.0 - Manhattan (Fps) 3690 vs 1780
GFXBench 4.0 - T-Rex (Frames) 3335 vs 2992
GFXBench 4.0 - T-Rex (Fps) 3335 vs 2992
GFXBench 4.0 - Car Chase Offscreen (Frames) 9566 vs 2792
GFXBench 4.0 - Car Chase Offscreen (Fps) 9566 vs 2792

Compare benchmarks

GPU 1: Intel Iris Plus Graphics 645
GPU 2: NVIDIA GeForce GTX 980

Geekbench - OpenCL
GPU 1
GPU 2
6406
33357
PassMark - G2D Mark
GPU 1
GPU 2
389
799
PassMark - G3D Mark
GPU 1
GPU 2
1727
11133
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
1780
3690
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
1780
3690
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
2992
3335
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
2992
3335
GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
2792
9566
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
2792
9566
Name Intel Iris Plus Graphics 645 NVIDIA GeForce GTX 980
Geekbench - OpenCL 6406 33357
PassMark - G2D Mark 389 799
PassMark - G3D Mark 1727 11133
GFXBench 4.0 - Manhattan (Frames) 1780 3690
GFXBench 4.0 - Manhattan (Fps) 1780 3690
GFXBench 4.0 - T-Rex (Frames) 2992 3335
GFXBench 4.0 - T-Rex (Fps) 2992 3335
GFXBench 4.0 - Car Chase Offscreen (Frames) 2792 9566
GFXBench 4.0 - Car Chase Offscreen (Fps) 2792 9566
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 110.006
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 1348.307
CompuBench 1.5 Desktop - T-Rex (Frames/s) 9.194
CompuBench 1.5 Desktop - Video Composition (Frames/s) 37.443
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 477.015
3DMark Fire Strike - Graphics Score 4334

Compare specifications (specs)

Intel Iris Plus Graphics 645 NVIDIA GeForce GTX 980

Essentials

Architecture Intel Gen. 9.5 (Coffee Lake) Maxwell 2.0
Code name Kaby Lake GT3e GM204
Launch date 10 July 2019 19 September 2014
Place in performance rating 811 357
Type Laptop Desktop
Launch price (MSRP) $549
Price now $605.06
Value for money (0-100) 21.18

Technical info

Boost clock speed 1150 MHz 1216 MHz
Core clock speed 300 MHz
Manufacturing process technology 14 nm 28 nm
Pipelines 48 2048
Thermal Design Power (TDP) 15 Watt 165 Watt
CUDA cores 2048
Floating-point performance 4,981 gflops
Texture fill rate 144 billion / sec
Transistor count 5,200 million

Video outputs and ports

DisplayPort support
eDP 1.2 signal support Yes
HDMI
Audio input for HDMI Internal
Display Connectors 1x DVI, 1x HDMI, 3x DisplayPort, Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
DisplayPort Multimode (DP++) support 1
G-SYNC support
HDCP
Maximum VGA resolution 2048x1536
Multi monitor support
VGA аnalog display support 1

API support

DirectX 12 12.0 (12_1)
OpenCL 1.2
OpenGL 4.5

Memory

Memory type DDR3/DDR4 GDDR5
Shared memory Yes 0
Maximum RAM amount 4 GB
Memory bandwidth 224 GB / s
Memory bus width 256 Bit
Memory clock speed 7.0 GB/s

Technologies

H265/HEVC Decode
Quick Sync
3D Vision
Adaptive Vertical Sync
BatteryBoost
CUDA
GameStream
GameWorks
GeForce Experience
GeForce ShadowPlay
GPU Boost
H.264, VC1, MPEG2 1080p video decoder
Optimus
SLI
Surround

Compatibility, dimensions and requirements

Bus support PCI Express 3.0
Height 4.376" (11.1 cm)
Interface PCIe 3.0 x16
Length 10.5" (26.7 cm)
Recommended system power (PSU) 500 Watt
SLI options 1
Supplementary power connectors 2x 6-pins