AMD Radeon Pro Vega II vs AMD Radeon HD 8870 OEM

VS

AMD Radeon Pro Vega II

AMD Radeon HD 8870 OEM

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro Vega II and 2GB VRAM Radeon HD 8870 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Vega II 's Advantages

Released 6 years and 5 months late

Boost Clock1720MHz

More VRAM (32GB vs 2GB)

Larger VRAM bandwidth (825.3GB/s vs 153.6GB/s)

2816 additional rendering cores

AMD Radeon HD 8870 OEM 's Advantages

Lower TDP (175W vs 475W)

Score

Benchmark

FP32 (float)

Radeon Pro Vega II +450%

14.09 TFLOPS

Radeon HD 8870 OEM

2.56 TFLOPS

Radeon Pro Vega II

VS

Radeon HD 8870 OEM

Graphics Card

Jun 2019

Release Date

Jan 2013

Radeon Pro Mac

Generation

Sea Islands

Desktop

Type

Desktop

Apple MPX

Bus Interface

PCIe 3.0 x16

Clock Speeds

1574 MHz

Base Clock

-

1720 MHz

Boost Clock

-

806 MHz

Memory Clock

1200 MHz

Memory

32GB

Memory Size

2GB

HBM2

Memory Type

GDDR5

4096bit

Memory Bus

256bit

825.3GB/s

Bandwidth

153.6GB/s

Render Config

64

Compute Units

20

-

4096

Shading Units

1280

256

TMUs

80

64

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

-

Theoretical Performance

110.1 GPixel/s

Pixel Rate

32.00 GPixel/s

440.3 GTexel/s

Texture Rate

80.00 GTexel/s

28.18 TFLOPS

FP16 (half)

-

14.09 TFLOPS

FP32 (float)

2.560 TFLOPS

7.045 TFLOPS

FP64 (double)

160.0 GFLOPS

Board Design

475W

TDP

175W

850 W

Suggested PSU

450 W

1x HDMI 2.0b 4x Thunderbolt

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

None

Power Connectors

2x 6-pin

Graphics Processor

Vega 20

GPU Name

Pitcairn

Vega 20 XT

GPU Variant

Pitcairn XT (215-0828047)

GCN 5.1

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

13.23 billion

Transistors

2.8 billion

331 mm²

Die Size

212 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

6.7

Shader Model

5.1

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