AMD Radeon RX 6700M vs AMD Radeon RX 6450M

VS

We compared two Mobile platform GPUs: 10GB VRAM Radeon RX 6700M 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 6700M 's Advantages

More VRAM (10GB vs 4GB)

Larger VRAM bandwidth (320.0GB/s vs 128.0GB/s)

1536 additional rendering cores

AMD Radeon RX 6450M 's Advantages

Released 1 years and 8 months late

Boost Clock has increased by 2% (2460MHz vs 2400MHz)

Lower TDP (50W vs 135W)

Score

Benchmark

FP32 (float)

Radeon RX 6700M +192%

11.06 TFLOPS

Radeon RX 6450M

3.779 TFLOPS

Radeon RX 6700M

VS

Radeon RX 6450M

Graphics Card

May 2021

Release Date

Jan 2023

Mobility Radeon

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

1489 MHz

Base Clock

2000 MHz

2400 MHz

Boost Clock

2460 MHz

2000 MHz

Memory Clock

2000 MHz

Memory

10GB

Memory Size

4GB

GDDR6

Memory Type

GDDR6

160bit

Memory Bus

64bit

320.0GB/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

-

36

RT Cores

12

128 KB per Array

L1 Cache

128 KB per Array

3 MB

L2 Cache

1024 KB

Theoretical Performance

153.6 GPixel/s

Pixel Rate

78.72 GPixel/s

345.6 GTexel/s

Texture Rate

118.1 GTexel/s

22.12 TFLOPS

FP16 (half)

7.557 TFLOPS

11.06 TFLOPS

FP32 (float)

3.779 TFLOPS

691.2 GFLOPS

FP64 (double)

236.2 GFLOPS

Graphics Processor

Navi 22

GPU Name

Navi 24

Navi 22

GPU Variant

Navi 24 XML

RDNA 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

6 nm

17.2 billion

Transistors

5.4 billion

335 mm²

Die Size

107 mm²

Board Design

135W

TDP

50W

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

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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