AMD Radeon Pro W6600M vs NVIDIA GeForce GT 420M

VS

AMD Radeon Pro W6600M

NVIDIA GeForce GT 420M

We compared two Mobile platform GPUs: 8GB VRAM Radeon Pro W6600M and 512MB VRAM GeForce GT 420M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

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

NVIDIA GeForce GT 420M 's Advantages

Lower TDP (23W vs 90W)

Score

Benchmark

FP32 (float)

Radeon Pro W6600M +3696%

7.29 TFLOPS

GeForce GT 420M

0.192 TFLOPS

Radeon Pro W6600M

VS

GeForce GT 420M

Graphics Card

Jun 2021

Release Date

Sep 2010

Radeon Pro Mobile

Generation

GeForce 400M

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1224 MHz

Base Clock

-

2034 MHz

Boost Clock

-

1750 MHz

Memory Clock

800 MHz

Memory

8GB

Memory Size

512MB

GDDR6

Memory Type

DDR3

128bit

Memory Bus

128bit

224.0GB/s

Bandwidth

25.60GB/s

Render Config

28

Compute Units

-

66

SM Count

2

1792

Shading Units

96

112

TMUs

16

64

ROPs

4

264

Tensor Cores

-

28

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

256 KB

32 MB

L3 Cache

-

Theoretical Performance

130.2 GPixel/s

Pixel Rate

2.000 GPixel/s

227.8 GTexel/s

Texture Rate

8.000 GTexel/s

14.58 TFLOPS

FP16 (half)

-

7.290 TFLOPS

FP32 (float)

192.0 GFLOPS

455.6 GFLOPS

FP64 (double)

16.00 GFLOPS

Board Design

90W

TDP

23W

600 W

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 23

GPU Name

GF108

Navi 23 WKS-XM

GPU Variant

N11P-GE-A1

RDNA 2.0

Architecture

Fermi

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

11.06 billion

Transistors

0.585 billion

237 mm²

Die Size

116 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.3

Vulkan

N/A

8.9

CUDA

2.1

6.7

Shader Model

5.1

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