AMD Radeon RX 6800M vs NVIDIA GeForce GTX 780M Mac Edition

VS

AMD Radeon RX 6800M

NVIDIA GeForce GTX 780M Mac Edition

We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 6800M and 4GB VRAM GeForce GTX 780M Mac Edition 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 6 months late

Boost Clock has increased by 200% (2390MHz vs 797MHz)

More VRAM (12GB vs 4GB)

Larger VRAM bandwidth (384.0GB/s vs 160.0GB/s)

1024 additional rendering cores

NVIDIA GeForce GTX 780M Mac Edition 's Advantages

Lower TDP (122W vs 145W)

Score

Benchmark

FP32 (float)

Radeon RX 6800M +400%

12.24 TFLOPS

GeForce GTX 780M Mac Edition

2.448 TFLOPS

Radeon RX 6800M

VS

GeForce GTX 780M Mac Edition

Graphics Card

May 2021

Release Date

Nov 2013

Mobility Radeon

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

2116 MHz

Base Clock

771 MHz

2390 MHz

Boost Clock

797 MHz

2000 MHz

Memory Clock

1250 MHz

Memory

12GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

256bit

384.0GB/s

Bandwidth

160.0GB/s

Render Config

40

Compute Units

-

2560

Shading Units

1536

160

TMUs

128

64

ROPs

32

-

40

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per SMX)

3 MB

L2 Cache

512 KB

96 MB

L3 Cache

-

Theoretical Performance

153.0 GPixel/s

Pixel Rate

25.50 GPixel/s

382.4 GTexel/s

Texture Rate

102.0 GTexel/s

24.47 TFLOPS

FP16 (half)

-

12.24 TFLOPS

FP32 (float)

2.448 TFLOPS

764.8 GFLOPS

FP64 (double)

102.0 GFLOPS

Board Design

145W

TDP

122W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 22

GPU Name

GK104

Navi 22 XTM

GPU Variant

N14E-GTX-A2

RDNA 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

17.2 billion

Transistors

3.54 billion

335 mm²

Die Size

294 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.1

-

CUDA

3.0

6.5

Shader Model

5.1

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