AMD Radeon RX 6800M vs NVIDIA GeForce 805A

VS

We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 6800M and 1024MB VRAM GeForce 805A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800M 's Advantages

Released 6 years and 10 months late

Boost Clock has increased by 215% (2390MHz vs 758MHz)

More VRAM (12GB vs 1GB)

Larger VRAM bandwidth (384.0GB/s vs 16.02GB/s)

2368 additional rendering cores

NVIDIA GeForce 805A 's Advantages

Lower TDP (15W vs 145W)

Score

Benchmark

FP32 (float)

Radeon RX 6800M +4106%

12.24 TFLOPS

GeForce 805A

0.291 TFLOPS

Radeon RX 6800M

VS

GeForce 805A

Graphics Card

May 2021

Release Date

Jul 2014

Mobility Radeon

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

2116 MHz

Base Clock

719 MHz

2390 MHz

Boost Clock

758 MHz

2000 MHz

Memory Clock

1001 MHz

Memory

12GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

192bit

Memory Bus

64bit

384.0GB/s

Bandwidth

16.02GB/s

Render Config

-

SM Count

-

40

Compute Units

-

2560

Shading Units

192

160

TMUs

16

64

ROPs

8

-

Tensor Cores

-

40

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per SMX)

3 MB

L2 Cache

512 KB

Theoretical Performance

153.0 GPixel/s

Pixel Rate

6.064 GPixel/s

382.4 GTexel/s

Texture Rate

12.13 GTexel/s

24.47 TFLOPS

FP16 (half)

-

12.24 TFLOPS

FP32 (float)

291.1 GFLOPS

764.8 GFLOPS

FP64 (double)

12.13 GFLOPS

Graphics Processor

Navi 22

GPU Name

GK208

Navi 22 XTM

GPU Variant

-

RDNA 2.0

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

17.2 billion

Transistors

1.02 billion

335 mm²

Die Size

87 mm²

Board Design

145W

TDP

15W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.1

-

CUDA

3.5

6.5

Shader Model

5.1

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