Home GPU Comparison Intel Iris Plus Graphics 640 vs Intel UHD Graphics 64EU

Intel Iris Plus Graphics 640 vs Intel UHD Graphics 64EU

We compared two Integrated graphics card GPUs: 0System Shared VRAM Iris Plus Graphics 640 and 0System Shared VRAM UHD Graphics 64EU 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)
Intel UHD Graphics 64EU 's Advantages
Released 5 years late
Boost Clock has increased by 27% (1400MHz vs 1100MHz)
128 additional rendering cores

Score

Benchmark

FP32 (float)
Iris Plus Graphics 640
0.845 TFLOPS
UHD Graphics 64EU +69%
1.434 TFLOPS
VS

Graphics Card

Jan 2017
Release Date
Jan 2022
HD Graphics-M
Generation
HD Graphics-M
Integrated
Type
Integrated
Ring Bus
Bus Interface
Ring Bus

Clock Speeds

300 MHz
Base Clock
300 MHz
1100 MHz
Boost Clock
1400 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
512
48
TMUs
32
6
ROPs
16
-
-
-
-
-
-
-
-
-
-
L2 Cache
1024 KB
-
L3 Cache
10 MB

Theoretical Performance

6.600 GPixel/s
Pixel Rate
22.40 GPixel/s
52.80 GTexel/s
Texture Rate
44.80 GTexel/s
1.690 TFLOPS
FP16 (half)
2.867 TFLOPS
844.8 GFLOPS
FP32 (float)
1434 GFLOPS
211.2 GFLOPS
FP64 (double)
358.4 GFLOPS

Board Design

15W
TDP
45W
-
-
-
No outputs
Outputs
No outputs
-
-
-

Graphics Processor

Kaby Lake GT3e
GPU Name
Alder Lake GT1
-
-
-
Generation 9.5
Architecture
Generation 12.2
Intel
Foundry
Intel
14 nm++
Process Size
10 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

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