Iris Plus Graphics 655 vs Iris Plus Graphics 640
We compared two Integrated graphics card GPUs: 0System Shared VRAM Iris Plus Graphics 655 and 0System Shared VRAM Iris Plus Graphics 640 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Iris Plus Graphics 655 Advantages
Released 1 years and 3 months late
Iris Plus Graphics 640 Advantages
Boost Clock has increased by 5% (1100MHz vs 1050MHz)
Score
Benchmark
FP32 (float)
Iris Plus Graphics 655
806
Iris Plus Graphics 640
+4%
845
3DMark Time Spy
Iris Plus Graphics 655
+22%
632
Iris Plus Graphics 640
515
3DMark Time Spy Extreme
Iris Plus Graphics 655
+20%
280
Iris Plus Graphics 640
233
Graphics Card
Apr 2018
Release Date
Jan 2017
HD Graphics-M
Generation
HD Graphics-M
Integrated
Type
Integrated
Ring Bus
Bus Interface
Ring Bus
Clock Speeds
300 MHz
Base Clock
300 MHz
1050 MHz
Boost Clock
1100 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
384
Shading Units
384
48
TMUs
48
6
ROPs
6
Theoretical Performance
6.300 GPixel/s
Pixel Rate
6.600 GPixel/s
50.40 GTexel/s
Texture Rate
52.80 GTexel/s
1.613 TFLOPS
FP16 (half)
1.690 TFLOPS
806.4 GFLOPS
FP32 (float)
844.8 GFLOPS
201.6 GFLOPS
FP64 (double)
211.2 GFLOPS
Board Design
15W
TDP
15W
No outputs
Outputs
No outputs
Graphics Processor
Coffee Lake GT3e
GPU Name
Kaby Lake GT3e
Generation 9.5
Architecture
Generation 9.5
Intel
Foundry
Intel
14 nm+++
Process Size
14 nm++
Unknown
Transistors
Unknown
Unknown
Die Size
Unknown
Graphics Features
12 (12_1)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
6.4
Shader Model
6.4
