AMD Radeon RX 470 vs AMD Radeon 550X

VS

AMD Radeon RX 470

AMD Radeon 550X

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 470 and 2GB VRAM Radeon 550X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 470 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (211.2GB/s vs 112.0GB/s)

1536 additional rendering cores

AMD Radeon 550X 's Advantages

Released 2 years and 7 months late

Boost Clock has increased by 1% (1218MHz vs 1206MHz)

Lower TDP (50W vs 120W)

Score

Benchmark

FP32 (float)

Radeon RX 470 +296%

4.94 TFLOPS

Radeon 550X

1.247 TFLOPS

Radeon RX 470

VS

Radeon 550X

Graphics Card

Aug 2016

Release Date

Mar 2019

Arctic Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

926 MHz

Base Clock

1082 MHz

1206 MHz

Boost Clock

1218 MHz

1650 MHz

Memory Clock

1750 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

211.2GB/s

Bandwidth

112.0GB/s

Render Config

32

Compute Units

8

-

2048

Shading Units

512

128

TMUs

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

38.59 GPixel/s

Pixel Rate

19.49 GPixel/s

154.4 GTexel/s

Texture Rate

38.98 GTexel/s

4.940 TFLOPS

FP16 (half)

1247 GFLOPS

4.940 TFLOPS

FP32 (float)

1247 GFLOPS

308.7 GFLOPS

FP64 (double)

77.95 GFLOPS

Board Design

120W

TDP

50W

300 W

Suggested PSU

250 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

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

1x 6-pin

Power Connectors

None

Graphics Processor

Ellesmere

GPU Name

Lexa

Polaris 10 PRO (215-0876204)

GPU Variant

Lexa PRO (215-0904018)

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

5.7 billion

Transistors

2.2 billion

232 mm²

Die Size

103 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

6.4

Shader Model

6.4

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