Home GPU Comparison AMD Radeon 660M vs AMD Radeon RX 550 640SP

AMD Radeon 660M vs AMD Radeon RX 550 640SP

We compared a Integrated graphics card GPU: 0System Shared VRAM Radeon 660M and a Desktop platform GPU: 2GB VRAM Radeon RX 550 640SP 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 3 months late
Boost Clock has increased by 77% (1900MHz vs 1071MHz)
Lower TDP (15W vs 60W)
AMD Radeon RX 550 640SP 's Advantages
256 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon 660M +6%
1.459 TFLOPS
Radeon RX 550 640SP
1.371 TFLOPS
VS

Graphics Card

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

Clock Speeds

1500 MHz
Base Clock
1019 MHz
1900 MHz
Boost Clock
1071 MHz
System Shared
Memory Clock
1500 MHz

Memory

System Shared
Memory Size
2GB
System Shared
Memory Type
GDDR5
System Shared
Memory Bus
128bit
System Dependent
Bandwidth
96.00GB/s

Render Config

-
SM Count
-
6
Compute Units
10
384
Shading Units
640
24
TMUs
40
16
ROPs
16
-
Tensor Cores
-
6
RT Cores
-
128 KB per Array
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
1024 KB

Theoretical Performance

30.40 GPixel/s
Pixel Rate
17.14 GPixel/s
45.60 GTexel/s
Texture Rate
42.84 GTexel/s
2.918 TFLOPS
FP16 (half)
1371 GFLOPS
1459 GFLOPS
FP32 (float)
1371 GFLOPS
91.20 GFLOPS
FP64 (double)
85.68 GFLOPS

Graphics Processor

Rembrandt
GPU Name
Baffin
-
GPU Variant
Baffin LE
RDNA 2.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
6 nm
Process Size
14 nm
13.1 billion
Transistors
3 billion
210 mm²
Die Size
123 mm²

Board Design

15W
TDP
60W
-
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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