AMD Radeon RX Vega M GH vs NVIDIA GeForce GTX 870M

VS

AMD Radeon RX Vega M GH NVIDIA GeForce GTX 870M

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX Vega M GH 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 Vega M GH 's Advantages

Released 3 years and 11 months late

Boost Clock has increased by 23% (1190MHz vs 967MHz)

More VRAM (4GB vs 3GB)

Larger VRAM bandwidth (204.8GB/s vs 120.0GB/s)

192 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX Vega M GH +40%

3.656 TFLOPS

GeForce GTX 870M

2.599 TFLOPS

Radeon RX Vega M GH

VS

GeForce GTX 870M

Graphics Card

Feb 2018

Release Date

Mar 2014

Vega

Generation

GeForce 800M

Mobile

Type

Mobile

IGP

Bus Interface

MXM-B (3.0)

Clock Speeds

1063 MHz

Base Clock

941 MHz

1190 MHz

Boost Clock

967 MHz

800 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

3GB

HBM2

Memory Type

GDDR5

1024bit

Memory Bus

192bit

204.8GB/s

Bandwidth

120.0GB/s

Render Config

-

SM Count

-

24

Compute Units

-

1536

Shading Units

1344

96

TMUs

112

64

ROPs

24

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

384 KB

Theoretical Performance

76.16 GPixel/s

Pixel Rate

27.08 GPixel/s

114.2 GTexel/s

Texture Rate

108.3 GTexel/s

3.656 TFLOPS

FP16 (half)

-

3.656 TFLOPS

FP32 (float)

2.599 TFLOPS

228.5 GFLOPS

FP64 (double)

108.3 GFLOPS

Graphics Processor

Polaris 22

GPU Name

GK104

VegaM XT (C7398773)

GPU Variant

N15E-GT-A2

GCN 4.0

Architecture

Kepler

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5 billion

Transistors

3.54 billion

208 mm²

Die Size

294 mm²

Board Design

100W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

6.4

Shader Model

5.1

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