AMD Radeon RX 5700M vs AMD Radeon RX 6450M

VS

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 5700M 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 5700M 's Advantages

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (384.0GB/s vs 128.0GB/s)

1536 additional rendering cores

AMD Radeon RX 6450M 's Advantages

Released 2 years and 10 months late

Boost Clock has increased by 43% (2460MHz vs 1720MHz)

Lower TDP (50W vs 180W)

Score

Benchmark

FP32 (float)

Radeon RX 5700M +109%

7.926 TFLOPS

Radeon RX 6450M

3.779 TFLOPS

Radeon RX 5700M

VS

Radeon RX 6450M

Graphics Card

Mar 2020

Release Date

Jan 2023

Mobility Radeon

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

1465 MHz

Base Clock

2000 MHz

1720 MHz

Boost Clock

2460 MHz

1500 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

64bit

384.0GB/s

Bandwidth

128.0GB/s

Render Config

-

SM Count

-

36

Compute Units

12

2304

Shading Units

768

144

TMUs

48

64

ROPs

32

-

Tensor Cores

-

RT Cores

12

-

L1 Cache

128 KB per Array

8 MB

L2 Cache

1024 KB

Theoretical Performance

110.1 GPixel/s

Pixel Rate

78.72 GPixel/s

247.7 GTexel/s

Texture Rate

118.1 GTexel/s

15.85 TFLOPS

FP16 (half)

7.557 TFLOPS

7.926 TFLOPS

FP32 (float)

3.779 TFLOPS

495.4 GFLOPS

FP64 (double)

236.2 GFLOPS

Graphics Processor

Navi 10

GPU Name

Navi 24

Navi 10 XML

GPU Variant

Navi 24 XML

RDNA 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

6 nm

10.3 billion

Transistors

5.4 billion

251 mm²

Die Size

107 mm²

Board Design

180W

TDP

50W

-

Suggested PSU

-

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

Portable Device Dependent

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.2

1.3

Vulkan

1.3

-

CUDA

-

6.5

Shader Model

6.7

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