NVIDIA GeForce GTX 980 Mobile vs AMD Radeon RX 6450M

VS

NVIDIA GeForce GTX 980 Mobile

AMD Radeon RX 6450M

We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 980 Mobile and 4GB VRAM Radeon RX 6450M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980 Mobile 's Advantages

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (224.4GB/s vs 128.0GB/s)

1280 additional rendering cores

AMD Radeon RX 6450M 's Advantages

Released 7 years and 4 months late

Boost Clock has increased by 116% (2460MHz vs 1140MHz)

Score

Benchmark

FP32 (float)

GeForce GTX 980 Mobile +23%

4.669 TFLOPS

Radeon RX 6450M

3.779 TFLOPS

GeForce GTX 980 Mobile

VS

Radeon RX 6450M

Graphics Card

Sep 2015

Release Date

Jan 2023

GeForce 900M

Generation

Navi Mobile

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x4

Clock Speeds

1064 MHz

Base Clock

2000 MHz

1140 MHz

Boost Clock

2460 MHz

1753 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

64bit

224.4GB/s

Bandwidth

128.0GB/s

Render Config

-

Compute Units

12

-

2048

Shading Units

768

128

TMUs

48

64

ROPs

32

-

RT Cores

12

48 KB (per SMM)

L1 Cache

128 KB per Array

2 MB

L2 Cache

1024 KB

-

L3 Cache

16 MB

Theoretical Performance

72.96 GPixel/s

Pixel Rate

78.72 GPixel/s

145.9 GTexel/s

Texture Rate

118.1 GTexel/s

-

FP16 (half)

7.557 TFLOPS

4.669 TFLOPS

FP32 (float)

3.779 TFLOPS

145.9 GFLOPS

FP64 (double)

236.2 GFLOPS

Board Design

Unknown

TDP

50W

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

GM204

GPU Name

Navi 24

N16E-GXX-A1

GPU Variant

Navi 24 XML

Maxwell 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

5.2 billion

Transistors

5.4 billion

398 mm²

Die Size

107 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.3

Vulkan

1.3

5.2

CUDA

-

6.7 (6.4)

Shader Model

6.7

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