ATI Radeon HD 4870 Mac Edition vs AMD Radeon Pro WX 3100

VS

ATI Radeon HD 4870 Mac Edition

AMD Radeon Pro WX 3100

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4870 Mac Edition and 4GB VRAM Radeon Pro WX 3100 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4870 Mac Edition 's Advantages

Larger VRAM bandwidth (108.8GB/s vs 96.00GB/s)

288 additional rendering cores

AMD Radeon Pro WX 3100 's Advantages

Released 8 years and 5 months late

Boost Clock1219MHz

More VRAM (4GB vs 512GB)

Lower TDP (65W vs 150W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 Mac Edition

1.2 TFLOPS

Radeon Pro WX 3100 +4%

1.248 TFLOPS

Radeon HD 4870 Mac Edition

VS

Radeon Pro WX 3100

Graphics Card

Jan 2009

Release Date

Jun 2017

Radeon R700

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

850 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

108.8GB/s

Bandwidth

96.00GB/s

Render Config

10

Compute Units

8

-

800

Shading Units

512

40

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

19.50 GPixel/s

30.00 GTexel/s

Texture Rate

39.01 GTexel/s

-

FP16 (half)

1248 GFLOPS

1200 GFLOPS

FP32 (float)

1248 GFLOPS

240.0 GFLOPS

FP64 (double)

78.02 GFLOPS

Board Design

150W

TDP

65W

450 W

Suggested PSU

250 W

1x DVI 1x mini-DisplayPort 1.0

Outputs

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

2x 6-pin

Power Connectors

None

Graphics Processor

RV770

GPU Name

Lexa

RV770 XT Mac (215-0669080)

GPU Variant

Lexa XT

TeraScale

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

55 nm

Process Size

14 nm

0.956 billion

Transistors

2.2 billion

256 mm²

Die Size

103 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.3

-

4.1

Shader Model

6.7

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