AMD Radeon RX 6800M vs NVIDIA GeForce GTX 850A

VS

AMD Radeon RX 6800M

NVIDIA GeForce GTX 850A

We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 6800M and 2GB VRAM GeForce GTX 850A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800M 's Advantages

Released 7 years and 2 months late

Boost Clock has increased by 155% (2390MHz vs 936MHz)

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (384.0GB/s vs 28.80GB/s)

1920 additional rendering cores

NVIDIA GeForce GTX 850A 's Advantages

Lower TDP (45W vs 145W)

Score

Benchmark

FP32 (float)

Radeon RX 6800M +921%

12.24 TFLOPS

GeForce GTX 850A

1.198 TFLOPS

Radeon RX 6800M

VS

GeForce GTX 850A

Graphics Card

May 2021

Release Date

Mar 2014

Mobility Radeon

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2116 MHz

Base Clock

902 MHz

2390 MHz

Boost Clock

936 MHz

2000 MHz

Memory Clock

900 MHz

Memory

12GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

192bit

Memory Bus

128bit

384.0GB/s

Bandwidth

28.80GB/s

Render Config

40

Compute Units

-

2560

Shading Units

640

160

TMUs

40

64

ROPs

16

-

40

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SMM)

3 MB

L2 Cache

2 MB

96 MB

L3 Cache

-

Theoretical Performance

153.0 GPixel/s

Pixel Rate

14.98 GPixel/s

382.4 GTexel/s

Texture Rate

37.44 GTexel/s

24.47 TFLOPS

FP16 (half)

-

12.24 TFLOPS

FP32 (float)

1198 GFLOPS

764.8 GFLOPS

FP64 (double)

37.44 GFLOPS

Board Design

145W

TDP

45W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 22

GPU Name

GM107

Navi 22 XTM

GPU Variant

N15P-GT-A1

RDNA 2.0

Architecture

Maxwell

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

17.2 billion

Transistors

1.87 billion

335 mm²

Die Size

148 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

5.0

6.5

Shader Model

5.1

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