Home GPU Comparison Intel HD Graphics 400 vs Intel Iris Plus Graphics 655

Intel HD Graphics 400 vs Intel Iris Plus Graphics 655

Intel HD Graphics 400
VS
Intel Iris Plus Graphics 655
Intel HD Graphics 400
Intel Iris Plus Graphics 655
We compared two Integrated graphics card GPUs: 0System Shared VRAM HD Graphics 400 and 0System Shared VRAM Iris Plus Graphics 655 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel HD Graphics 400 's Advantages
Lower TDP (6W vs 15W)
Intel Iris Plus Graphics 655 's Advantages
Released 3 years late
Boost Clock has increased by 75% (1050MHz vs 600MHz)
288 additional rendering cores

Score

Benchmark

FP32 (float)
HD Graphics 400
0.115 TFLOPS
Iris Plus Graphics 655 +600%
0.806 TFLOPS
HD Graphics 400
VS
Iris Plus Graphics 655

Graphics Card

Apr 2015
Release Date
Apr 2018
HD Graphics-T
Generation
HD Graphics-M
Integrated
Type
Integrated
Ring Bus
Bus Interface
Ring Bus

Clock Speeds

320 MHz
Base Clock
300 MHz
600 MHz
Boost Clock
1050 MHz
System Shared
Memory Clock
System Shared

Memory

System Shared
Memory Size
System Shared
System Shared
Memory Type
System Shared
System Shared
Memory Bus
System Shared
System Dependent
Bandwidth
System Dependent

Render Config

-
-
-
-
-
-
96
Shading Units
384
12
TMUs
48
2
ROPs
6
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

Theoretical Performance

1.200 GPixel/s
Pixel Rate
6.300 GPixel/s
7.200 GTexel/s
Texture Rate
50.40 GTexel/s
-
FP16 (half)
1.613 TFLOPS
115.2 GFLOPS
FP32 (float)
806.4 GFLOPS
28.80 GFLOPS
FP64 (double)
201.6 GFLOPS

Board Design

6W
TDP
15W
-
-
-
No outputs
Outputs
No outputs
-
-
-

Graphics Processor

Braswell GT1
GPU Name
Coffee Lake GT3e
-
-
-
Generation 8.0
Architecture
Generation 9.5
Intel
Foundry
Intel
14 nm
Process Size
14 nm+++
Unknown
Transistors
Unknown
Unknown
Die Size
Unknown

Graphics Features

12 (11_1)
DirectX
12 (12_1)
4.3
OpenGL
4.6
3.0
OpenCL
3.0
1.0
Vulkan
1.3
-
-
-
5.1
Shader Model
6.4

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