Home GPU Comparison AMD Radeon Pro 555X vs AMD Radeon RX 6650M

AMD Radeon Pro 555X vs AMD Radeon RX 6650M

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 555X and 8GB VRAM Radeon RX 6650M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 555X 's Advantages
Lower TDP (75W vs 120W)
AMD Radeon RX 6650M 's Advantages
Released 3 years and 6 months late
Boost Clock2416MHz
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (256.0GB/s vs 94.08GB/s)
1024 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon Pro 555X
1.393 TFLOPS
Radeon RX 6650M +521%
8.659 TFLOPS
VS

Graphics Card

Jul 2018
Release Date
Jan 2022
Radeon Pro Mac
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 4.0 x8

Clock Speeds

-
Base Clock
2068 MHz
-
Boost Clock
2416 MHz
1470 MHz
Memory Clock
2000 MHz

Memory

4GB
Memory Size
8GB
GDDR5
Memory Type
GDDR6
128bit
Memory Bus
128bit
94.08GB/s
Bandwidth
256.0GB/s

Render Config

12
Compute Units
28
-
-
-
768
Shading Units
1792
48
TMUs
112
16
ROPs
64
-
-
-
-
RT Cores
28
16 KB (per CU)
L1 Cache
128 KB per Array
1024 KB
L2 Cache
2 MB
-
L3 Cache
32 MB

Theoretical Performance

14.51 GPixel/s
Pixel Rate
154.6 GPixel/s
43.54 GTexel/s
Texture Rate
270.6 GTexel/s
1393 GFLOPS
FP16 (half)
17.32 TFLOPS
1393 GFLOPS
FP32 (float)
8.659 TFLOPS
87.07 GFLOPS
FP64 (double)
541.2 GFLOPS

Board Design

75W
TDP
120W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
None

Graphics Processor

Polaris 21
GPU Name
Navi 23
Polaris 21 PRO
GPU Variant
-
GCN 4.0
Architecture
RDNA 2.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
7 nm
3 billion
Transistors
11.06 billion
123 mm²
Die Size
237 mm²

Graphics Features

12 (12_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.1
OpenCL
2.1
1.2
Vulkan
1.3
-
-
-
6.4
Shader Model
6.5

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