AMD Radeon 550X vs AMD Radeon HD 6970 X2

VS

AMD Radeon 550X

AMD Radeon HD 6970 X2

We compared two Desktop platform GPUs: 2GB VRAM Radeon 550X and 2GB VRAM Radeon HD 6970 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 's Advantages

Boost Clock1218MHz

Lower TDP (50W vs 375W)

AMD Radeon HD 6970 X2 's Advantages

Larger VRAM bandwidth (176.0GB/s vs 112.0GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 550X

1.247 TFLOPS

Radeon HD 6970 X2 +116%

2.703 TFLOPS

Radeon 550X

VS

Radeon HD 6970 X2

Graphics Card

Mar 2019

Release Date

Unknown

Polaris

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1082 MHz

Base Clock

-

1218 MHz

Boost Clock

-

1750 MHz

Memory Clock

1375 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

112.0GB/s

Bandwidth

176.0GB/s

Render Config

8

Compute Units

24

-

512

Shading Units

1536

32

TMUs

96

16

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

19.49 GPixel/s

Pixel Rate

28.16 GPixel/s

38.98 GTexel/s

Texture Rate

84.48 GTexel/s

1247 GFLOPS

FP16 (half)

-

1247 GFLOPS

FP32 (float)

2.703 TFLOPS

77.95 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

375W

250 W

Suggested PSU

750 W

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

Outputs

2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

None

Power Connectors

3x 8-pin

Graphics Processor

Lexa

GPU Name

Antilles

Lexa PRO (215-0904018)

GPU Variant

Antilles XT (215-0807027)

GCN 4.0

Architecture

TeraScale 3

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

2.64 billion

103 mm²

Die Size

389 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

6.4

Shader Model

5.0

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