AMD Radeon RX Vega 56 Mobile vs NVIDIA GeForce GTX 870M

VS

AMD Radeon RX Vega 56 Mobile

NVIDIA GeForce GTX 870M

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX Vega 56 Mobile 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 56 Mobile 's Advantages

Released 4 years and 3 months late

Boost Clock has increased by 35% (1301MHz vs 967MHz)

More VRAM (8GB vs 3GB)

Larger VRAM bandwidth (409.6GB/s vs 120.0GB/s)

2240 additional rendering cores

NVIDIA GeForce GTX 870M 's Advantages

Lower TDP (100W vs 120W)

Score

Benchmark

FP32 (float)

Radeon RX Vega 56 Mobile +258%

9.326 TFLOPS

GeForce GTX 870M

2.599 TFLOPS

Radeon RX Vega 56 Mobile

VS

GeForce GTX 870M

Graphics Card

Jun 2018

Release Date

Mar 2014

Mobility Radeon

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

1138 MHz

Base Clock

941 MHz

1301 MHz

Boost Clock

967 MHz

800 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

3GB

HBM2

Memory Type

GDDR5

2048bit

Memory Bus

192bit

409.6GB/s

Bandwidth

120.0GB/s

Render Config

56

Compute Units

-

3584

Shading Units

1344

224

TMUs

112

64

ROPs

24

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

4 MB

L2 Cache

384 KB

-

Theoretical Performance

83.26 GPixel/s

Pixel Rate

27.08 GPixel/s

291.4 GTexel/s

Texture Rate

108.3 GTexel/s

18.65 TFLOPS

FP16 (half)

-

9.326 TFLOPS

FP32 (float)

2.599 TFLOPS

582.8 GFLOPS

FP64 (double)

108.3 GFLOPS

Board Design

120W

TDP

100W

-

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Vega 10

GPU Name

GK104

Vega 10 XL (215-0894216)

GPU Variant

N15E-GT-A2

GCN 5.0

Architecture

Kepler

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

12.5 billion

Transistors

3.54 billion

495 mm²

Die Size

294 mm²

Graphics Features

12 (12_1)

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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