AMD Radeon RX 6700S vs NVIDIA GeForce 840A

VS

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6700S and 2GB VRAM GeForce 840A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6700S 's Advantages

Released 7 years and 10 months late

Boost Clock has increased by 78% (2000MHz vs 1124MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 16.02GB/s)

1408 additional rendering cores

NVIDIA GeForce 840A 's Advantages

Lower TDP (33W vs 80W)

Score

Benchmark

FP32 (float)

Radeon RX 6700S +730%

7.168 TFLOPS

GeForce 840A

0.863 TFLOPS

Radeon RX 6700S

VS

GeForce 840A

Graphics Card

Jan 2022

Release Date

Mar 2014

Mobility Radeon

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1700 MHz

Base Clock

1029 MHz

2000 MHz

Boost Clock

1124 MHz

1750 MHz

Memory Clock

1001 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

128bit

Memory Bus

64bit

224.0GB/s

Bandwidth

16.02GB/s

Render Config

-

SM Count

-

28

Compute Units

-

1792

Shading Units

384

112

TMUs

16

64

ROPs

8

-

Tensor Cores

-

28

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SMM)

2 MB

L2 Cache

1024 KB

Theoretical Performance

128.0 GPixel/s

Pixel Rate

8.992 GPixel/s

224.0 GTexel/s

Texture Rate

17.98 GTexel/s

14.34 TFLOPS

FP16 (half)

-

7.168 TFLOPS

FP32 (float)

863.2 GFLOPS

448.0 GFLOPS

FP64 (double)

26.98 GFLOPS

Graphics Processor

Navi 23

GPU Name

GM108

-

GPU Variant

-

RDNA 2.0

Architecture

Maxwell

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

11.06 billion

Transistors

Unknown

237 mm²

Die Size

Unknown

Board Design

80W

TDP

33W

-

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

1.3

-

CUDA

5.0

6.5

Shader Model

5.1

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