AMD Radeon Pro 455 vs AMD Radeon RX 6650M XT

VS

AMD Radeon Pro 455 AMD Radeon RX 6650M XT

We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 455 and 8GB VRAM Radeon RX 6650M XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 455 's Advantages

Lower TDP (35W vs 120W)

AMD Radeon RX 6650M XT 's Advantages

Released 5 years and 3 months late

Boost Clock2416MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 81.28GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 455

1.313 TFLOPS

Radeon RX 6650M XT +653%

9.896 TFLOPS

Radeon Pro 455

VS

Radeon RX 6650M XT

Graphics Card

Oct 2016

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

1270 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

128bit

81.28GB/s

Bandwidth

256.0GB/s

Render Config

-

SM Count

-

12

Compute Units

32

768

Shading Units

2048

48

TMUs

128

16

ROPs

64

-

Tensor Cores

-

RT Cores

32

16 KB (per CU)

L1 Cache

128 KB per Array

1024 KB

L2 Cache

2 MB

Theoretical Performance

13.68 GPixel/s

Pixel Rate

154.6 GPixel/s

41.04 GTexel/s

Texture Rate

309.2 GTexel/s

1313 GFLOPS

FP16 (half)

19.79 TFLOPS

1313 GFLOPS

FP32 (float)

9.896 TFLOPS

82.08 GFLOPS

FP64 (double)

618.5 GFLOPS

Graphics Processor

Baffin

GPU Name

Navi 23

Baffin 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

Board Design

35W

TDP

120W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

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

-

CUDA

-

6.4

Shader Model

6.5

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