AMD Radeon RX 5300 XT vs AMD Radeon HD 6870 X2

VS

AMD Radeon RX 5300 XT

AMD Radeon HD 6870 X2

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 5300 XT and 1024MB VRAM Radeon HD 6870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 5300 XT 's Advantages

Released 8 years and 3 months late

Boost Clock1845MHz

More VRAM (4GB vs 1024GB)

288 additional rendering cores

Lower TDP (100W vs 300W)

AMD Radeon HD 6870 X2 's Advantages

Larger VRAM bandwidth (134.4GB/s vs 112.0GB/s)

Score

Benchmark

FP32 (float)

Radeon RX 5300 XT +157%

5.196 TFLOPS

Radeon HD 6870 X2

2.016 TFLOPS

Radeon RX 5300 XT

VS

Radeon HD 6870 X2

Graphics Card

Oct 2019

Release Date

Jul 2011

Navi

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1670 MHz

Base Clock

-

1845 MHz

Boost Clock

-

1750 MHz

Memory Clock

1050 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

112.0GB/s

Bandwidth

134.4GB/s

Render Config

22

Compute Units

14

-

1408

Shading Units

1120

88

TMUs

56

32

ROPs

32

-

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

59.04 GPixel/s

Pixel Rate

28.80 GPixel/s

162.4 GTexel/s

Texture Rate

50.40 GTexel/s

10.39 TFLOPS

FP16 (half)

-

5.196 TFLOPS

FP32 (float)

2.016 TFLOPS

324.7 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

300W

300 W

Suggested PSU

700 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 6-pin

Power Connectors

-

Graphics Processor

Navi 14

GPU Name

Barts

Navi 14 XL

GPU Variant

Barts XT (215-0798000)

RDNA 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

6.4 billion

Transistors

1.7 billion

158 mm²

Die Size

255 mm²

Graphics Features

12 (12_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

6.5

Shader Model

5.0

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