AMD Radeon RX 470 vs ATI Radeon HD 4870 X2

VS

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 470 and 1024MB VRAM Radeon HD 4870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 470 's Advantages

Released 8 years late

Boost Clock1206MHz

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (211.2GB/s vs 115.2GB/s)

1248 additional rendering cores

Lower TDP (120W vs 286W)

Score

Benchmark

FP32 (float)

Radeon RX 470 +311%

4.94 TFLOPS

Radeon HD 4870 X2

1.2 TFLOPS

Radeon RX 470

VS

Radeon HD 4870 X2

Graphics Card

Aug 2016

Release Date

Aug 2008

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

900 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

211.2GB/s

Bandwidth

115.2GB/s

Render Config

-

SM Count

-

32

Compute Units

10

2048

Shading Units

800

128

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

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

Graphics Processor

Ellesmere

GPU Name

R700

Polaris 10 PRO (215-0876204)

GPU Variant

R700 XT (215-0669045)

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

Board Design

120W

TDP

286W

300 W

Suggested PSU

600 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

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

-

CUDA

-

6.4

Shader Model

4.1

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