AMD Radeon HD 8870 OEM vs AMD Radeon Pro WX 4100

VS

AMD Radeon HD 8870 OEM

AMD Radeon Pro WX 4100

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 8870 OEM and 4GB VRAM Radeon Pro WX 4100 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8870 OEM 's Advantages

Larger VRAM bandwidth (153.6GB/s vs 96.00GB/s)

256 additional rendering cores

AMD Radeon Pro WX 4100 's Advantages

Released 3 years and 10 months late

Boost Clock1201MHz

More VRAM (4GB vs 2GB)

Lower TDP (50W vs 175W)

Score

Benchmark

FP32 (float)

Radeon HD 8870 OEM +4%

2.56 TFLOPS

Radeon Pro WX 4100

2.46 TFLOPS

Radeon HD 8870 OEM

VS

Radeon Pro WX 4100

Graphics Card

Jan 2013

Release Date

Nov 2016

Sea Islands

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1125 MHz

-

Boost Clock

1201 MHz

1200 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

153.6GB/s

Bandwidth

96.00GB/s

Render Config

20

Compute Units

16

-

1280

Shading Units

1024

80

TMUs

64

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

19.22 GPixel/s

80.00 GTexel/s

Texture Rate

76.86 GTexel/s

-

FP16 (half)

2.460 TFLOPS

2.560 TFLOPS

FP32 (float)

2.460 TFLOPS

160.0 GFLOPS

FP64 (double)

153.7 GFLOPS

Board Design

175W

TDP

50W

450 W

Suggested PSU

250 W

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

Outputs

4x mini-DisplayPort 1.4a

2x 6-pin

Power Connectors

None

Graphics Processor

Pitcairn

GPU Name

Baffin

Pitcairn XT (215-0828047)

GPU Variant

Baffin XT

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.8 billion

Transistors

3 billion

212 mm²

Die Size

123 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

5.1

Shader Model

6.4

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