AMD Radeon HD 6870 vs AMD Radeon Pro 5700 XT

VS

AMD Radeon HD 6870

AMD Radeon Pro 5700 XT

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 16GB VRAM Radeon Pro 5700 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 5700 XT 's Advantages

Released 9 years and 10 months late

Boost Clock1499MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (384.0GB/s vs 134.4GB/s)

1440 additional rendering cores

Lower TDP (130W vs 151W)

Score

Benchmark

FP32 (float)

Radeon HD 6870

2.016 TFLOPS

Radeon Pro 5700 XT +280%

7.675 TFLOPS

Radeon HD 6870

VS

Radeon Pro 5700 XT

Graphics Card

Oct 2010

Release Date

Aug 2020

Northern Islands

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1243 MHz

-

Boost Clock

1499 MHz

1050 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

134.4GB/s

Bandwidth

384.0GB/s

Render Config

14

Compute Units

40

-

1120

Shading Units

2560

56

TMUs

160

32

ROPs

64

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

4 MB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

95.94 GPixel/s

50.40 GTexel/s

Texture Rate

239.8 GTexel/s

-

FP16 (half)

15.35 TFLOPS

2.016 TFLOPS

FP32 (float)

7.675 TFLOPS

-

FP64 (double)

479.7 GFLOPS

Board Design

151W

TDP

130W

450 W

Suggested PSU

300 W

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

Outputs

No outputs

2x 6-pin

Power Connectors

None

Graphics Processor

Barts

GPU Name

Navi 10

Barts XT (215-0798000)

GPU Variant

Navi 10 XTA

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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