NVIDIA GeForce GT 420M vs AMD Radeon Pro W6600M

VS

NVIDIA GeForce GT 420M

AMD Radeon Pro W6600M

We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 420M and 8GB VRAM Radeon Pro W6600M 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 90W)

AMD Radeon Pro W6600M 's Advantages

Released 10 years and 9 months late

Boost Clock2034MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (224.0GB/s vs 25.60GB/s)

1696 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 420M

0.192 TFLOPS

Radeon Pro W6600M +3696%

7.29 TFLOPS

GeForce GT 420M

VS

Radeon Pro W6600M

Graphics Card

Sep 2010

Release Date

Jun 2021

GeForce 400M

Generation

Radeon Pro Mobile

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1224 MHz

-

Boost Clock

2034 MHz

800 MHz

Memory Clock

1750 MHz

Memory

512MB

Memory Size

8GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

224.0GB/s

Render Config

-

Compute Units

28

2

SM Count

66

96

Shading Units

1792

16

TMUs

112

4

ROPs

64

-

Tensor Cores

264

-

RT Cores

28

64 KB (per SM)

L1 Cache

128 KB per Array

256 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

2.000 GPixel/s

Pixel Rate

130.2 GPixel/s

8.000 GTexel/s

Texture Rate

227.8 GTexel/s

-

FP16 (half)

14.58 TFLOPS

192.0 GFLOPS

FP32 (float)

7.290 TFLOPS

16.00 GFLOPS

FP64 (double)

455.6 GFLOPS

Board Design

23W

TDP

90W

-

Suggested PSU

600 W

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

GF108

GPU Name

Navi 23

N11P-GE-A1

GPU Variant

Navi 23 WKS-XM

Fermi

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

0.585 billion

Transistors

11.06 billion

116 mm²

Die Size

237 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.3

2.1

CUDA

8.9

5.1

Shader Model

6.7

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