AMD Radeon RX 470D vs ATI Radeon HD 4870 Mac Edition

VS

AMD Radeon RX 470D

ATI Radeon HD 4870 Mac Edition

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 470D and 512MB VRAM Radeon HD 4870 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 470D 's Advantages

Released 7 years and 9 months late

Boost Clock1206MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (211.2GB/s vs 108.8GB/s)

992 additional rendering cores

Lower TDP (120W vs 150W)

Score

Benchmark

FP32 (float)

Radeon RX 470D +260%

4.322 TFLOPS

Radeon HD 4870 Mac Edition

1.2 TFLOPS

Radeon RX 470D

VS

Radeon HD 4870 Mac Edition

Graphics Card

Oct 2016

Release Date

Jan 2009

Arctic Islands

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

926 MHz

Base Clock

-

1206 MHz

Boost Clock

-

1650 MHz

Memory Clock

850 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

211.2GB/s

Bandwidth

108.8GB/s

Render Config

28

Compute Units

10

-

1792

Shading Units

800

112

TMUs

40

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

38.59 GPixel/s

Pixel Rate

12.00 GPixel/s

135.1 GTexel/s

Texture Rate

30.00 GTexel/s

4.322 TFLOPS

FP16 (half)

-

4.322 TFLOPS

FP32 (float)

1200 GFLOPS

270.1 GFLOPS

FP64 (double)

240.0 GFLOPS

Board Design

120W

TDP

150W

300 W

Suggested PSU

450 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x DVI 1x mini-DisplayPort 1.0

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Ellesmere

GPU Name

RV770

Polaris 10 PROD

GPU Variant

RV770 XT Mac (215-0669080)

GCN 4.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

55 nm

5.7 billion

Transistors

0.956 billion

232 mm²

Die Size

256 mm²

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

6.4

Shader Model

4.1

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