AMD Radeon RX 6800S vs NVIDIA GeForce GTX 870M

VS

AMD Radeon RX 6800S NVIDIA GeForce GTX 870M

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6800S and 3GB VRAM GeForce GTX 870M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800S 's Advantages

Released 7 years and 10 months late

Boost Clock has increased by 117% (2100MHz vs 967MHz)

More VRAM (8GB vs 3GB)

Larger VRAM bandwidth (256.0GB/s vs 120.0GB/s)

704 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6800S +230%

8.602 TFLOPS

GeForce GTX 870M

2.599 TFLOPS

Radeon RX 6800S

VS

GeForce GTX 870M

Graphics Card

Jan 2022

Release Date

Mar 2014

Mobility Radeon

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

1800 MHz

Base Clock

941 MHz

2100 MHz

Boost Clock

967 MHz

2000 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

192bit

256.0GB/s

Bandwidth

120.0GB/s

Render Config

-

SM Count

-

32

Compute Units

-

2048

Shading Units

1344

128

TMUs

112

64

ROPs

24

-

Tensor Cores

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

384 KB

Theoretical Performance

134.4 GPixel/s

Pixel Rate

27.08 GPixel/s

268.8 GTexel/s

Texture Rate

108.3 GTexel/s

17.20 TFLOPS

FP16 (half)

-

8.602 TFLOPS

FP32 (float)

2.599 TFLOPS

537.6 GFLOPS

FP64 (double)

108.3 GFLOPS

Graphics Processor

Navi 23

GPU Name

GK104

-

GPU Variant

N15E-GT-A2

RDNA 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

11.06 billion

Transistors

3.54 billion

237 mm²

Die Size

294 mm²

Board Design

100W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

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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