Home GPU Comparison AMD Radeon 660M vs AMD Radeon RX 550

AMD Radeon 660M vs AMD Radeon RX 550

We compared a Integrated graphics card GPU: 0System Shared VRAM Radeon 660M and a Desktop platform GPU: 2GB VRAM Radeon RX 550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 660M 's Advantages
Released 4 years and 9 months late
Boost Clock has increased by 61% (1900MHz vs 1183MHz)
Lower TDP (15W vs 50W)
AMD Radeon RX 550 's Advantages
128 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon 660M +20%
1.459 TFLOPS
Radeon RX 550
1.211 TFLOPS
VS

Graphics Card

Jan 2022
Release Date
Apr 2017
Rembrandt
Generation
Polaris
Integrated
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 3.0 x8

Clock Speeds

1500 MHz
Base Clock
1100 MHz
1900 MHz
Boost Clock
1183 MHz
System Shared
Memory Clock
1750 MHz

Memory

System Shared
Memory Size
2GB
System Shared
Memory Type
GDDR5
System Shared
Memory Bus
128bit
System Dependent
Bandwidth
112.0GB/s

Render Config

-
SM Count
-
6
Compute Units
8
384
Shading Units
512
24
TMUs
32
16
ROPs
16
-
Tensor Cores
-
6
RT Cores
-
128 KB per Array
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
512 KB

Theoretical Performance

30.40 GPixel/s
Pixel Rate
18.93 GPixel/s
45.60 GTexel/s
Texture Rate
37.86 GTexel/s
2.918 TFLOPS
FP16 (half)
1211 GFLOPS
1459 GFLOPS
FP32 (float)
1211 GFLOPS
91.20 GFLOPS
FP64 (double)
75.71 GFLOPS

Graphics Processor

Rembrandt
GPU Name
Lexa
-
GPU Variant
Lexa PRO (215-0904018)
RDNA 2.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
6 nm
Process Size
14 nm
13.1 billion
Transistors
2.2 billion
210 mm²
Die Size
103 mm²

Board Design

15W
TDP
50W
-
Suggested PSU
250 W
No outputs
Outputs
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
None
Power Connectors
None

Graphics Features

12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.0
OpenCL
2.1
1.2
Vulkan
1.2
-
CUDA
-
6.5
Shader Model
6.4

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