Home GPU Comparison Intel Iris Plus Graphics 640 vs AMD Radeon Vega 8 Mobile

Intel Iris Plus Graphics 640 vs AMD Radeon Vega 8 Mobile

We compared two Integrated graphics card GPUs: 0System Shared VRAM Iris Plus Graphics 640 and 0System Shared VRAM Radeon Vega 8 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Iris Plus Graphics 640 's Advantages
Lower TDP (15W vs 45W)
AMD Radeon Vega 8 Mobile 's Advantages
Released 4 years late
Boost Clock has increased by 82% (2000MHz vs 1100MHz)
128 additional rendering cores

Score

Benchmark

FP32 (float)
Iris Plus Graphics 640
0.845 TFLOPS
Radeon Vega 8 Mobile +142%
2.048 TFLOPS
3DMark Time Spy
Iris Plus Graphics 640
515
Radeon Vega 8 Mobile +39%
719
3DMark Time Spy Extreme
Iris Plus Graphics 640
233
Radeon Vega 8 Mobile +50%
351

Graphics Card

Jan 2017
Release Date
Jan 2021
HD Graphics-M
Generation
Cezanne
Integrated
Type
Integrated
Ring Bus
Bus Interface
IGP

Clock Speeds

300 MHz
Base Clock
300 MHz
1100 MHz
Boost Clock
2000 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

-
Compute Units
8
-
-
-
384
Shading Units
512
48
TMUs
32
6
ROPs
8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

Theoretical Performance

6.600 GPixel/s
Pixel Rate
16.00 GPixel/s
52.80 GTexel/s
Texture Rate
64.00 GTexel/s
1.690 TFLOPS
FP16 (half)
4.096 TFLOPS
844.8 GFLOPS
FP32 (float)
2.048 TFLOPS
211.2 GFLOPS
FP64 (double)
128.0 GFLOPS

Board Design

15W
TDP
45W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None

Graphics Processor

Kaby Lake GT3e
GPU Name
Cezanne
-
-
-
Generation 9.5
Architecture
GCN 5.1
Intel
Foundry
TSMC
14 nm++
Process Size
7 nm
Unknown
Transistors
9.8 billion
Unknown
Die Size
156 mm²

Graphics Features

12 (12_1)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.2
-
-
-
6.4
Shader Model
6.4
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