AMD Radeon RX 550 vs AMD Radeon Sky 700

VS

AMD Radeon RX 550

AMD Radeon Sky 700

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550 and 6GB VRAM Radeon Sky 700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550 's Advantages

Released 4 years and 1 months late

Boost Clock1183MHz

Lower TDP (50W vs 225W)

AMD Radeon Sky 700 's Advantages

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (264.0GB/s vs 112.0GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550

1.211 TFLOPS

Radeon Sky 700 +166%

3.226 TFLOPS

Radeon RX 550

VS

Radeon Sky 700

Graphics Card

Apr 2017

Release Date

Mar 2013

Polaris

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1100 MHz

Base Clock

-

1183 MHz

Boost Clock

-

1750 MHz

Memory Clock

1375 MHz

Memory

2GB

Memory Size

6GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

384bit

112.0GB/s

Bandwidth

264.0GB/s

Render Config

8

Compute Units

28

-

512

Shading Units

1792

32

TMUs

112

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

768 KB

-

Theoretical Performance

18.93 GPixel/s

Pixel Rate

28.80 GPixel/s

37.86 GTexel/s

Texture Rate

100.8 GTexel/s

1211 GFLOPS

FP16 (half)

-

1211 GFLOPS

FP32 (float)

3.226 TFLOPS

75.71 GFLOPS

FP64 (double)

806.4 GFLOPS

Board Design

50W

TDP

225W

250 W

Suggested PSU

550 W

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

Outputs

1x DisplayPort 1.2

None

Power Connectors

1x 8-pin

Graphics Processor

Lexa

GPU Name

Tahiti

Lexa PRO (215-0904018)

GPU Variant

Tahiti PRO GL

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

4.313 billion

103 mm²

Die Size

352 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

6.4

Shader Model

5.1

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