AMD Radeon RX 5700 vs AMD Radeon HD 8870 OEM

VS

AMD Radeon RX 5700

AMD Radeon HD 8870 OEM

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 5700 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 5700 's Advantages

Released 6 years and 6 months late

Boost Clock1725MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 153.6GB/s)

1024 additional rendering cores

AMD Radeon HD 8870 OEM 's Advantages

Lower TDP (175W vs 180W)

Score

Benchmark

FP32 (float)

Radeon RX 5700 +210%

7.949 TFLOPS

Radeon HD 8870 OEM

2.56 TFLOPS

Radeon RX 5700

VS

Radeon HD 8870 OEM

Graphics Card

Jul 2019

Release Date

Jan 2013

Navi

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1465 MHz

Base Clock

-

1725 MHz

Boost Clock

-

1750 MHz

Memory Clock

1200 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

448.0GB/s

Bandwidth

153.6GB/s

Render Config

36

Compute Units

20

-

2304

Shading Units

1280

144

TMUs

80

64

ROPs

32

-

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

-

Theoretical Performance

110.4 GPixel/s

Pixel Rate

32.00 GPixel/s

248.4 GTexel/s

Texture Rate

80.00 GTexel/s

15.90 TFLOPS

FP16 (half)

-

7.949 TFLOPS

FP32 (float)

2.560 TFLOPS

496.8 GFLOPS

FP64 (double)

160.0 GFLOPS

Board Design

180W

TDP

175W

450 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 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Navi 10

GPU Name

Pitcairn

Navi 10 XL (215-0917220)

GPU Variant

Pitcairn XT (215-0828047)

RDNA 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

10.3 billion

Transistors

2.8 billion

251 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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