AMD Radeon RX 6850M XT vs NVIDIA GeForce 405M

VS

AMD Radeon RX 6850M XT NVIDIA GeForce 405M

We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 6850M XT and 512MB VRAM GeForce 405M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6850M XT 's Advantages

Released 11 years late

Boost Clock2581MHz

Larger VRAM bandwidth (384.0GB/s vs 12.80GB/s)

2544 additional rendering cores

NVIDIA GeForce 405M 's Advantages

Lower TDP (14W vs 165W)

Score

Benchmark

FP32 (float)

Radeon RX 6850M XT +33771%

13.21 TFLOPS

GeForce 405M

0.039 TFLOPS

Radeon RX 6850M XT

VS

GeForce 405M

Graphics Card

Jan 2022

Release Date

Jan 2011

Mobility Radeon

Generation

GeForce 400M

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2321 MHz

Base Clock

-

2581 MHz

Boost Clock

-

2000 MHz

Memory Clock

800 MHz

Memory

12GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

192bit

Memory Bus

64bit

384.0GB/s

Bandwidth

12.80GB/s

Render Config

-

SM Count

2

40

Compute Units

-

2560

Shading Units

16

160

TMUs

8

64

ROPs

4

-

Tensor Cores

-

40

RT Cores

-

128 KB per Array

L1 Cache

-

3 MB

L2 Cache

32 KB

Theoretical Performance

165.2 GPixel/s

Pixel Rate

2.424 GPixel/s

413.0 GTexel/s

Texture Rate

4.848 GTexel/s

26.43 TFLOPS

FP16 (half)

-

13.21 TFLOPS

FP32 (float)

38.78 GFLOPS

825.9 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 22

GPU Name

GT218

Navi 22 XTM

GPU Variant

-

RDNA 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

17.2 billion

Transistors

0.26 billion

335 mm²

Die Size

57 mm²

Board Design

165W

TDP

14W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

1.2

6.5

Shader Model

4.1

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