AMD Radeon R9 M270X vs AMD Radeon RX 6450M

VS

AMD Radeon R9 M270X

AMD Radeon RX 6450M

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M270X and 4GB VRAM Radeon RX 6450M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6450M 's Advantages

Released 7 years and 11 months late

Boost Clock has increased by 146% (2460MHz vs 1000MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (128.0GB/s vs 88.00GB/s)

Score

Benchmark

FP32 (float)

Radeon R9 M270X

1.536 TFLOPS

Radeon RX 6450M +146%

3.779 TFLOPS

Radeon R9 M270X

VS

Radeon RX 6450M

Graphics Card

Feb 2015

Release Date

Jan 2023

Gem System

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

900 MHz

Base Clock

2000 MHz

1000 MHz

Boost Clock

2460 MHz

1375 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

64bit

88.00GB/s

Bandwidth

128.0GB/s

Render Config

12

Compute Units

12

-

768

Shading Units

768

48

TMUs

48

16

ROPs

32

-

RT Cores

12

16 KB (per CU)

L1 Cache

128 KB per Array

256 KB

L2 Cache

1024 KB

-

L3 Cache

16 MB

Theoretical Performance

16.00 GPixel/s

Pixel Rate

78.72 GPixel/s

48.00 GTexel/s

Texture Rate

118.1 GTexel/s

-

FP16 (half)

7.557 TFLOPS

1.536 TFLOPS

FP32 (float)

3.779 TFLOPS

96.00 GFLOPS

FP64 (double)

236.2 GFLOPS

Board Design

Unknown

TDP

50W

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Saturn

GPU Name

Navi 24

Saturn PRO (216-0843044)

GPU Variant

Navi 24 XML

GCN 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

2.08 billion

Transistors

5.4 billion

160 mm²

Die Size

107 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.2

1.2.170

Vulkan

1.3

-

6.5

Shader Model

6.7

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