AMD Radeon RX 570 X2 vs ATI Radeon HD 4870 Mac Edition

VS

AMD Radeon RX 570 X2

ATI Radeon HD 4870 Mac Edition

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 570 X2 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 570 X2 's Advantages

Boost Clock1206MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (268.8GB/s vs 108.8GB/s)

1248 additional rendering cores

ATI Radeon HD 4870 Mac Edition 's Advantages

Lower TDP (150W vs 180W)

Score

Benchmark

FP32 (float)

Radeon RX 570 X2 +311%

4.94 TFLOPS

Radeon HD 4870 Mac Edition

1.2 TFLOPS

Radeon RX 570 X2

VS

Radeon HD 4870 Mac Edition

Graphics Card

Unknown

Release Date

Jan 2009

Mining GPUs

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1120 MHz

Base Clock

-

1206 MHz

Boost Clock

-

2100 MHz

Memory Clock

850 MHz

Memory

8GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

268.8GB/s

Bandwidth

108.8GB/s

Render Config

32

Compute Units

10

-

2048

Shading Units

800

128

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

154.4 GTexel/s

Texture Rate

30.00 GTexel/s

4.940 TFLOPS

FP16 (half)

-

4.940 TFLOPS

FP32 (float)

1200 GFLOPS

308.7 GFLOPS

FP64 (double)

240.0 GFLOPS

Board Design

180W

TDP

150W

450 W

Suggested PSU

450 W

1x HDMI 2.0b

Outputs

1x DVI 1x mini-DisplayPort 1.0

2x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Polaris 20

GPU Name

RV770

Polaris 20 XL (215-0910052)

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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