AMD Radeon HD 6870 vs AMD Radeon Pro Vega II Duo

VS

AMD Radeon HD 6870 AMD Radeon Pro Vega II Duo

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 32GB VRAM Radeon Pro Vega II Duo to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 's Advantages

Lower TDP (151W vs 475W)

AMD Radeon Pro Vega II Duo 's Advantages

Released 8 years and 8 months late

Boost Clock1720MHz

More VRAM (32GB vs 1GB)

Larger VRAM bandwidth (1020GB/s vs 134.4GB/s)

2976 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6870

2.016 TFLOPS

Radeon Pro Vega II Duo +598%

14.09 TFLOPS

Radeon HD 6870

VS

Radeon Pro Vega II Duo

Graphics Card

Oct 2010

Release Date

Jun 2019

Northern Islands

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

Apple MPX

Clock Speeds

-

Base Clock

1400 MHz

-

Boost Clock

1720 MHz

1050 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

32GB

GDDR5

Memory Type

HBM2

256bit

Memory Bus

4096bit

134.4GB/s

Bandwidth

1020GB/s

Render Config

-

SM Count

-

14

Compute Units

64

1120

Shading Units

4096

56

TMUs

256

32

ROPs

64

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

4 MB

Theoretical Performance

28.80 GPixel/s

Pixel Rate

110.1 GPixel/s

50.40 GTexel/s

Texture Rate

440.3 GTexel/s

-

FP16 (half)

28.18 TFLOPS

2.016 TFLOPS

FP32 (float)

14.09 TFLOPS

-

FP64 (double)

7.045 TFLOPS

Graphics Processor

Barts

GPU Name

Vega 20

Barts XT (215-0798000)

GPU Variant

Vega 20 XT

TeraScale 2

Architecture

GCN 5.1

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

1.7 billion

Transistors

13.23 billion

255 mm²

Die Size

331 mm²

Board Design

151W

TDP

475W

450 W

Suggested PSU

850 W

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

Outputs

1x HDMI 2.0b 4x Thunderbolt

2x 6-pin

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

CUDA

-

5.0

Shader Model

6.7

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