NVIDIA GeForce GT 420M vs AMD Radeon RX 7600M XT

VS

NVIDIA GeForce GT 420M AMD Radeon RX 7600M XT

We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 420M and 8GB VRAM Radeon RX 7600M XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 420M 's Advantages

Lower TDP (23W vs 120W)

AMD Radeon RX 7600M XT 's Advantages

Released 12 years and 4 months late

Boost Clock2469MHz

Larger VRAM bandwidth (288.0GB/s vs 25.60GB/s)

1952 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 420M

0.192 TFLOPS

Radeon RX 7600M XT +10436%

20.23 TFLOPS

GeForce GT 420M

VS

Radeon RX 7600M XT

Graphics Card

Sep 2010

Release Date

Jan 2023

GeForce 400M

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1280 MHz

-

Boost Clock

2469 MHz

800 MHz

Memory Clock

2250 MHz

Memory

512MB

Memory Size

8GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

288.0GB/s

Render Config

2

SM Count

-

Compute Units

32

96

Shading Units

2048

16

TMUs

128

4

ROPs

64

-

Tensor Cores

-

RT Cores

32

64 KB (per SM)

L1 Cache

128 KB per Array

256 KB

L2 Cache

2 MB

Theoretical Performance

2.000 GPixel/s

Pixel Rate

158.0 GPixel/s

8.000 GTexel/s

Texture Rate

316.0 GTexel/s

-

FP16 (half)

40.45 TFLOPS

192.0 GFLOPS

FP32 (float)

20.23 TFLOPS

16.00 GFLOPS

FP64 (double)

632.1 GFLOPS

Graphics Processor

GF108

GPU Name

Navi 33

N11P-GE-A1

GPU Variant

Navi 33 XTM

Fermi

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

6 nm

0.585 billion

Transistors

13.3 billion

116 mm²

Die Size

204 mm²

Board Design

23W

TDP

120W

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.1

OpenCL

2.2

N/A

Vulkan

1.3

2.1

CUDA

-

5.1

Shader Model

6.7

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