AMD Radeon HD 6870 vs AMD Radeon RX 5700

VS

AMD Radeon HD 6870

AMD Radeon RX 5700

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 8GB VRAM Radeon RX 5700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 's Advantages

Lower TDP (151W vs 180W)

AMD Radeon RX 5700 's Advantages

Released 8 years and 9 months late

Boost Clock1725MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (448.0GB/s vs 134.4GB/s)

1184 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6870

2.016 TFLOPS

Radeon RX 5700 +294%

7.949 TFLOPS

Radeon HD 6870

VS

Radeon RX 5700

Graphics Card

Oct 2010

Release Date

Jul 2019

Northern Islands

Generation

Navi

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1465 MHz

-

Boost Clock

1725 MHz

1050 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

134.4GB/s

Bandwidth

448.0GB/s

Render Config

14

Compute Units

36

-

1120

Shading Units

2304

56

TMUs

144

32

ROPs

64

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

4 MB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

110.4 GPixel/s

50.40 GTexel/s

Texture Rate

248.4 GTexel/s

-

FP16 (half)

15.90 TFLOPS

2.016 TFLOPS

FP32 (float)

7.949 TFLOPS

-

FP64 (double)

496.8 GFLOPS

Board Design

151W

TDP

180W

450 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Barts

GPU Name

Navi 10

Barts XT (215-0798000)

GPU Variant

Navi 10 XL (215-0917220)

TeraScale 2

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

1.7 billion

Transistors

10.3 billion

255 mm²

Die Size

251 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

5.0

Shader Model

6.5

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