NVIDIA GeForce GT 745A vs AMD Radeon RX 6450M

VS

NVIDIA GeForce GT 745A

AMD Radeon RX 6450M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 745A 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 GT 745A 's Advantages

Lower TDP (33W vs 50W)

AMD Radeon RX 6450M 's Advantages

Released 9 years and 5 months late

Boost Clock has increased by 169% (2460MHz vs 915MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (128.0GB/s vs 28.80GB/s)

384 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 745A

0.703 TFLOPS

Radeon RX 6450M +437%

3.779 TFLOPS

GeForce GT 745A

VS

Radeon RX 6450M

Graphics Card

Aug 2013

Release Date

Jan 2023

GeForce 700A

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

837 MHz

Base Clock

2000 MHz

915 MHz

Boost Clock

2460 MHz

900 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

128.0GB/s

Render Config

-

Compute Units

12

-

384

Shading Units

768

32

TMUs

48

16

ROPs

32

-

RT Cores

12

16 KB (per SMX)

L1 Cache

128 KB per Array

256 KB

L2 Cache

1024 KB

-

L3 Cache

16 MB

Theoretical Performance

7.320 GPixel/s

Pixel Rate

78.72 GPixel/s

29.28 GTexel/s

Texture Rate

118.1 GTexel/s

-

FP16 (half)

7.557 TFLOPS

702.7 GFLOPS

FP32 (float)

3.779 TFLOPS

29.28 GFLOPS

FP64 (double)

236.2 GFLOPS

Board Design

33W

TDP

50W

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

GK107

GPU Name

Navi 24

N14P-LP

GPU Variant

Navi 24 XML

Kepler

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

1.27 billion

Transistors

5.4 billion

118 mm²

Die Size

107 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.1

Vulkan

1.3

3.0

CUDA

-

5.1

Shader Model

6.7

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