AMD Radeon HD 6870 X2 vs AMD Radeon Vega Frontier Edition

VS

AMD Radeon HD 6870 X2

AMD Radeon Vega Frontier Edition

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 X2 and 16GB VRAM Radeon Vega Frontier Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Vega Frontier Edition 's Advantages

Released 5 years and 11 months late

Boost Clock1600MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (483.8GB/s vs 134.4GB/s)

2976 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6870 X2

2.016 TFLOPS

Radeon Vega Frontier Edition +550%

13.11 TFLOPS

Radeon HD 6870 X2

VS

Radeon Vega Frontier Edition

Graphics Card

Jul 2011

Release Date

Jun 2017

Northern Islands

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1382 MHz

-

Boost Clock

1600 MHz

1050 MHz

Memory Clock

945 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

HBM2

256bit

Memory Bus

2048bit

134.4GB/s

Bandwidth

483.8GB/s

Render Config

14

Compute Units

64

-

1120

Shading Units

4096

56

TMUs

256

32

ROPs

64

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

4 MB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

102.4 GPixel/s

50.40 GTexel/s

Texture Rate

409.6 GTexel/s

-

FP16 (half)

26.21 TFLOPS

2.016 TFLOPS

FP32 (float)

13.11 TFLOPS

-

FP64 (double)

819.2 GFLOPS

Board Design

300W

TDP

300W

700 W

Suggested PSU

700 W

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

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

-

Power Connectors

2x 8-pin

Graphics Processor

Barts

GPU Name

Vega 10

Barts XT (215-0798000)

GPU Variant

Vega 10 XTX AIR

TeraScale 2

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

1.7 billion

Transistors

12.5 billion

255 mm²

Die Size

495 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

5.0

Shader Model

6.4

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