ATI Radeon HD 4870 X2 vs AMD Radeon RX 560

VS

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4870 X2 and 4GB VRAM Radeon RX 560 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4870 X2 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 112.0GB/s)

AMD Radeon RX 560 's Advantages

Released 8 years and 8 months late

Boost Clock1275MHz

More VRAM (4GB vs 1GB)

224 additional rendering cores

Lower TDP (75W vs 286W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 X2

1.2 TFLOPS

Radeon RX 560 +117%

2.611 TFLOPS

Radeon HD 4870 X2

VS

Radeon RX 560

Graphics Card

Aug 2008

Release Date

Apr 2017

Radeon R700

Generation

Polaris

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1175 MHz

-

Boost Clock

1275 MHz

900 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

112.0GB/s

Render Config

-

SM Count

-

10

Compute Units

16

800

Shading Units

1024

40

TMUs

64

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

Theoretical Performance

12.00 GPixel/s

Pixel Rate

20.40 GPixel/s

30.00 GTexel/s

Texture Rate

81.60 GTexel/s

-

FP16 (half)

2.611 TFLOPS

1200 GFLOPS

FP32 (float)

2.611 TFLOPS

240.0 GFLOPS

FP64 (double)

163.2 GFLOPS

Graphics Processor

R700

GPU Name

Polaris 21

R700 XT (215-0669045)

GPU Variant

Polaris 21 XT (215-0908004)

TeraScale

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

55 nm

Process Size

14 nm

0.956 billion

Transistors

3 billion

256 mm²

Die Size

123 mm²

Board Design

286W

TDP

75W

600 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Features

10.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2

-

CUDA

-

4.1

Shader Model

6.4

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