ATI Radeon HD 5950 vs AMD Radeon RX 550

VS

We compared two Desktop platform GPUs: 1024MB VRAM ATI Radeon HD 5950 and 2GB VRAM Radeon RX 550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5950 's Advantages

Larger VRAM bandwidth (128.0GB/s vs 112.0GB/s)

928 additional rendering cores

AMD Radeon RX 550 's Advantages

Boost Clock1183MHz

More VRAM (2GB vs 1GB)

Lower TDP (50W vs 302W)

Score

Benchmark

FP32 (float)

ATI Radeon HD 5950 +72%

2.088 TFLOPS

Radeon RX 550

1.211 TFLOPS

ATI Radeon HD 5950

VS

Radeon RX 550

Graphics Card

Unknown

Release Date

Apr 2017

Evergreen

Generation

Polaris

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1100 MHz

-

Boost Clock

1183 MHz

1000 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

128.0GB/s

Bandwidth

112.0GB/s

Render Config

-

SM Count

-

18

Compute Units

8

1440

Shading Units

512

72

TMUs

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

23.20 GPixel/s

Pixel Rate

18.93 GPixel/s

52.20 GTexel/s

Texture Rate

37.86 GTexel/s

-

FP16 (half)

1211 GFLOPS

2.088 TFLOPS

FP32 (float)

1211 GFLOPS

-

FP64 (double)

75.71 GFLOPS

Graphics Processor

Hemlock

GPU Name

Lexa

Hemlock PRO

GPU Variant

Lexa PRO (215-0904018)

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

2.154 billion

Transistors

2.2 billion

334 mm²

Die Size

103 mm²

Board Design

302W

TDP

50W

700 W

Suggested PSU

250 W

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

CUDA

-

5.0

Shader Model

6.4

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