Radeon 740M vs Iris Plus Graphics 645
We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon 740M and 0System Shared VRAM Iris Plus Graphics 645 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon 740M 's Advantages
Released 4 years and 2 months late
Boost Clock has increased by 167% (2800MHz vs 1050MHz)
Iris Plus Graphics 645 's Advantages
128 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon 740M
+255%
2867
Iris Plus Graphics 645
806
Graphics Card
Dec 2023
Release Date
Oct 2019
Navi III IGP
Generation
HD Graphics-M
Integrated
Type
Integrated
PCIe 4.0 x8
Bus Interface
Ring Bus
Clock Speeds
800 MHz
Base Clock
300 MHz
2800 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
4
Compute Units
-
256
Shading Units
384
16
TMUs
48
8
ROPs
6
4
RT Cores
-
128 KB per Array
L1 Cache
-
2 MB
L2 Cache
-
Theoretical Performance
22.40 GPixel/s
Pixel Rate
6.300 GPixel/s
44.80 GTexel/s
Texture Rate
50.40 GTexel/s
5.734 TFLOPS
FP16 (half)
1.613 TFLOPS
2.867 TFLOPS
FP32 (float)
806.4 GFLOPS
179.2 GFLOPS
FP64 (double)
201.6 GFLOPS
Board Design
15W
TDP
15W
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
Hawx Point
GPU Name
Coffee Lake GT3e
RDNA 3.0
Architecture
Generation 9.5
TSMC
Foundry
Intel
4 nm
Process Size
14 nm+++
25.39 billion
Transistors
Unknown
178 mm²
Die Size
Unknown
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_1)
4.6
OpenGL
4.6
2.1
OpenCL
3.0
1.3
Vulkan
1.3
6.8
Shader Model
6.4
