AMD Radeon HD 8870 OEM vs AMD Radeon RX 5600 XT

VS

AMD Radeon HD 8870 OEM

AMD Radeon RX 5600 XT

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 8870 OEM and 6GB VRAM Radeon RX 5600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 5600 XT 's Advantages

Released 7 years late

Boost Clock1560MHz

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (288.0GB/s vs 153.6GB/s)

1024 additional rendering cores

Lower TDP (150W vs 175W)

Score

Benchmark

FP32 (float)

Radeon HD 8870 OEM

2.56 TFLOPS

Radeon RX 5600 XT +180%

7.188 TFLOPS

Radeon HD 8870 OEM

VS

Radeon RX 5600 XT

Graphics Card

Jan 2013

Release Date

Jan 2020

Sea Islands

Generation

Navi

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1130 MHz

-

Boost Clock

1560 MHz

1200 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

6GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

192bit

153.6GB/s

Bandwidth

288.0GB/s

Render Config

20

Compute Units

36

-

1280

Shading Units

2304

80

TMUs

144

32

ROPs

64

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

3 MB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

99.84 GPixel/s

80.00 GTexel/s

Texture Rate

224.6 GTexel/s

-

FP16 (half)

14.38 TFLOPS

2.560 TFLOPS

FP32 (float)

7.188 TFLOPS

160.0 GFLOPS

FP64 (double)

449.3 GFLOPS

Board Design

175W

TDP

150W

450 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

Pitcairn

GPU Name

Navi 10

Pitcairn XT (215-0828047)

GPU Variant

Navi 10 XLE (215-0917338)

GCN 1.0

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

2.8 billion

Transistors

10.3 billion

212 mm²

Die Size

251 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

5.1

Shader Model

6.5

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