Radeon 660M vs Iris Xe Graphics G4
We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon 660M and 0System Shared VRAM Iris Xe Graphics G4 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon 660M 's Advantages
Released 1 years and 4 months late
Boost Clock has increased by 73% (1900MHz vs 1100MHz)
Score
Benchmark
FP32 (float)
Radeon 660M
+72%
1459
Iris Xe Graphics G4
845
3DMark Time Spy
Radeon 660M
+104%
1537
Iris Xe Graphics G4
751
3DMark Time Spy Extreme
Radeon 660M
+97%
701
Iris Xe Graphics G4
355
Graphics Card
Jan 2022
Release Date
Sep 2020
Rembrandt
Generation
HD Graphics-M
Integrated
Type
Integrated
PCIe 4.0 x8
Bus Interface
Ring Bus
Clock Speeds
1500 MHz
Base Clock
300 MHz
1900 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
6
Compute Units
-
384
Shading Units
384
24
TMUs
24
16
ROPs
12
6
RT Cores
-
128 KB per Array
L1 Cache
-
2 MB
L2 Cache
-
-
L3 Cache
0 MB
Theoretical Performance
30.40 GPixel/s
Pixel Rate
13.20 GPixel/s
45.60 GTexel/s
Texture Rate
26.40 GTexel/s
2.918 TFLOPS
FP16 (half)
1.690 TFLOPS
1459 GFLOPS
FP32 (float)
844.8 GFLOPS
91.20 GFLOPS
FP64 (double)
211.2 GFLOPS
Board Design
15W
TDP
15W
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
Rembrandt
GPU Name
Tiger Lake GT2
RDNA 2.0
Architecture
Generation 12.1
TSMC
Foundry
Intel
6 nm
Process Size
10 nm
13.1 billion
Transistors
Unknown
210 mm²
Die Size
146 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_1)
4.6
OpenGL
4.6
2.0
OpenCL
3.0
1.2
Vulkan
1.3
6.5
Shader Model
6.4
