AMD Radeon RX 5500 XT vs AMD Radeon HD 8870 OEM

VS

AMD Radeon RX 5500 XT

AMD Radeon HD 8870 OEM

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 5500 XT and 2GB VRAM Radeon HD 8870 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 5500 XT 's Advantages

Released 6 years and 11 months late

Boost Clock1845MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 153.6GB/s)

128 additional rendering cores

Lower TDP (130W vs 175W)

Score

Benchmark

FP32 (float)

Radeon RX 5500 XT +102%

5.196 TFLOPS

Radeon HD 8870 OEM

2.56 TFLOPS

Radeon RX 5500 XT

VS

Radeon HD 8870 OEM

Graphics Card

Dec 2019

Release Date

Jan 2013

Navi

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1607 MHz

Base Clock

-

1845 MHz

Boost Clock

-

1750 MHz

Memory Clock

1200 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

224.0GB/s

Bandwidth

153.6GB/s

Render Config

22

Compute Units

20

-

1408

Shading Units

1280

88

TMUs

80

32

ROPs

32

-

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

59.04 GPixel/s

Pixel Rate

32.00 GPixel/s

162.4 GTexel/s

Texture Rate

80.00 GTexel/s

10.39 TFLOPS

FP16 (half)

-

5.196 TFLOPS

FP32 (float)

2.560 TFLOPS

324.7 GFLOPS

FP64 (double)

160.0 GFLOPS

Board Design

130W

TDP

175W

300 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Navi 14

GPU Name

Pitcairn

Navi 14 XTX (215-0932396)

GPU Variant

Pitcairn XT (215-0828047)

RDNA 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

6.4 billion

Transistors

2.8 billion

158 mm²

Die Size

212 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

6.5

Shader Model

5.1

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