AMD Radeon HD 6870 vs AMD Radeon Pro WX 2100

VS

AMD Radeon HD 6870

AMD Radeon Pro WX 2100

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 2GB VRAM Radeon Pro WX 2100 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 's Advantages

Larger VRAM bandwidth (134.4GB/s vs 48.00GB/s)

608 additional rendering cores

AMD Radeon Pro WX 2100 's Advantages

Released 6 years and 8 months late

Boost Clock1219MHz

More VRAM (2GB vs 1024GB)

Lower TDP (35W vs 151W)

Score

Benchmark

FP32 (float)

Radeon HD 6870 +61%

2.016 TFLOPS

Radeon Pro WX 2100

1.248 TFLOPS

Radeon HD 6870

VS

Radeon Pro WX 2100

Graphics Card

Oct 2010

Release Date

Jun 2017

Northern Islands

Generation

Radeon Pro Polaris

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

925 MHz

-

Boost Clock

1219 MHz

1050 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

64bit

134.4GB/s

Bandwidth

48.00GB/s

Render Config

14

Compute Units

8

-

1120

Shading Units

512

56

TMUs

32

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

19.50 GPixel/s

50.40 GTexel/s

Texture Rate

39.01 GTexel/s

-

FP16 (half)

1248 GFLOPS

2.016 TFLOPS

FP32 (float)

1248 GFLOPS

-

FP64 (double)

78.02 GFLOPS

Board Design

151W

TDP

35W

450 W

Suggested PSU

200 W

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

Outputs

1x DisplayPort 1.4a 2x mini-DisplayPort 1.4a

2x 6-pin

Power Connectors

None

Graphics Processor

Barts

GPU Name

Lexa

Barts XT (215-0798000)

GPU Variant

Lexa PRO GL

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

1.7 billion

Transistors

2.2 billion

255 mm²

Die Size

103 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

5.0

Shader Model

6.7

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