Home GPU Comparison AMD Radeon 660M vs Intel UHD Graphics 620

AMD Radeon 660M vs Intel UHD Graphics 620

We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon 660M and 0System Shared VRAM UHD Graphics 620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 660M 's Advantages
Released 3 years and 5 months late
Boost Clock has increased by 90% (1900MHz vs 1000MHz)
192 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon 660M +279%
1.459 TFLOPS
UHD Graphics 620
0.384 TFLOPS
VS

Graphics Card

Jan 2022
Release Date
Aug 2018
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
1000 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
192
24
TMUs
24
16
ROPs
3
-
-
-
6
RT Cores
-
128 KB per Array
L1 Cache
-
2 MB
L2 Cache
-
-
-
-

Theoretical Performance

30.40 GPixel/s
Pixel Rate
3.000 GPixel/s
45.60 GTexel/s
Texture Rate
24.00 GTexel/s
2.918 TFLOPS
FP16 (half)
768.0 GFLOPS
1459 GFLOPS
FP32 (float)
384.0 GFLOPS
91.20 GFLOPS
FP64 (double)
96.00 GFLOPS

Board Design

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

Graphics Processor

Rembrandt
GPU Name
Whiskey Lake GT2
-
-
-
RDNA 2.0
Architecture
Generation 9.5
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

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