AMD Radeon RX 580X vs ATI Radeon HD 5950

VS

AMD Radeon RX 580X

ATI Radeon HD 5950

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580X and 1024MB VRAM ATI Radeon HD 5950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580X 's Advantages

Boost Clock1340MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (256.0GB/s vs 128.0GB/s)

864 additional rendering cores

Lower TDP (185W vs 302W)

Score

Benchmark

FP32 (float)

Radeon RX 580X +195%

6.175 TFLOPS

ATI Radeon HD 5950

2.088 TFLOPS

Radeon RX 580X

VS

ATI Radeon HD 5950

Graphics Card

Apr 2018

Release Date

Unknown

Polaris

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1257 MHz

Base Clock

-

1340 MHz

Boost Clock

-

2000 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

256.0GB/s

Bandwidth

128.0GB/s

Render Config

36

Compute Units

18

-

2304

Shading Units

1440

144

TMUs

72

32

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

42.88 GPixel/s

Pixel Rate

23.20 GPixel/s

193.0 GTexel/s

Texture Rate

52.20 GTexel/s

6.175 TFLOPS

FP16 (half)

-

6.175 TFLOPS

FP32 (float)

2.088 TFLOPS

385.9 GFLOPS

FP64 (double)

-

Board Design

185W

TDP

302W

450 W

Suggested PSU

700 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

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

1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Polaris 20

GPU Name

Hemlock

Polaris 20 XTX (215-0910038)

GPU Variant

Hemlock PRO

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

5.7 billion

Transistors

2.154 billion

232 mm²

Die Size

334 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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