Radeon 660M vs UHD Graphics
We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon 660M and 0System Shared VRAM UHD Graphics to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon 660M 's Advantages
Released 1 years late
Boost Clock has increased by 111% (1900MHz vs 900MHz)
256 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon 660M
+534%
1459
UHD Graphics
230
Graphics Card
Jan 2022
Release Date
Jan 2021
Rembrandt
Generation
HD Graphics
Integrated
Type
Integrated
PCIe 4.0 x8
Bus Interface
Ring Bus
Clock Speeds
1500 MHz
Base Clock
300 MHz
1900 MHz
Boost Clock
900 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
128
24
TMUs
8
16
ROPs
8
6
RT Cores
-
128 KB per Array
L1 Cache
-
2 MB
L2 Cache
-
Theoretical Performance
30.40 GPixel/s
Pixel Rate
7.200 GPixel/s
45.60 GTexel/s
Texture Rate
7.200 GTexel/s
2.918 TFLOPS
FP16 (half)
460.8 GFLOPS
1459 GFLOPS
FP32 (float)
230.4 GFLOPS
91.20 GFLOPS
FP64 (double)
-
Board Design
15W
TDP
15W
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
Rembrandt
GPU Name
Rocket Lake GT1
RDNA 2.0
Architecture
Generation 12.1
TSMC
Foundry
Intel
6 nm
Process Size
14 nm+++
13.1 billion
Transistors
Unknown
210 mm²
Die Size
Unknown
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
