AMD Radeon Pro 5500 XT vs AMD Radeon HD 8870 OEM

VS

AMD Radeon Pro 5500 XT

AMD Radeon HD 8870 OEM

We compared two Desktop platform GPUs: 8GB VRAM Radeon Pro 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 Pro 5500 XT 's Advantages

Released 7 years and 7 months late

Boost Clock1757MHz

More VRAM (8GB vs 2GB)

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

256 additional rendering cores

Lower TDP (125W vs 175W)

Score

Benchmark

FP32 (float)

Radeon Pro 5500 XT +110%

5.398 TFLOPS

Radeon HD 8870 OEM

2.56 TFLOPS

Radeon Pro 5500 XT

VS

Radeon HD 8870 OEM

Graphics Card

Aug 2020

Release Date

Jan 2013

Radeon Pro Mac

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1187 MHz

Base Clock

-

1757 MHz

Boost Clock

-

1750 MHz

Memory Clock

1200 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

224.0GB/s

Bandwidth

153.6GB/s

Render Config

24

Compute Units

20

-

1536

Shading Units

1280

96

TMUs

80

32

ROPs

32

-

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

56.22 GPixel/s

Pixel Rate

32.00 GPixel/s

168.7 GTexel/s

Texture Rate

80.00 GTexel/s

10.80 TFLOPS

FP16 (half)

-

5.398 TFLOPS

FP32 (float)

2.560 TFLOPS

337.3 GFLOPS

FP64 (double)

160.0 GFLOPS

Board Design

125W

TDP

175W

300 W

Suggested PSU

450 W

No outputs

Outputs

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

None

Power Connectors

2x 6-pin

Graphics Processor

Navi 14

GPU Name

Pitcairn

Navi 14 PRO XL

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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