AMD Radeon RX 6800 XT vs ATI Radeon HD 5870 Mac Edition

VS

AMD Radeon RX 6800 XT ATI Radeon HD 5870 Mac Edition

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 XT and 1024MB VRAM Radeon HD 5870 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800 XT 's Advantages

Released 10 years and 4 months late

Boost Clock2250MHz

More VRAM (16GB vs 1GB)

Larger VRAM bandwidth (512.0GB/s vs 153.0GB/s)

3008 additional rendering cores

ATI Radeon HD 5870 Mac Edition 's Advantages

Lower TDP (228W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 6800 XT +662%

20.74 TFLOPS

Radeon HD 5870 Mac Edition

2.72 TFLOPS

Radeon RX 6800 XT

VS

Radeon HD 5870 Mac Edition

Graphics Card

Oct 2020

Release Date

Jun 2010

Navi II

Generation

Evergreen

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1825 MHz

Base Clock

-

2250 MHz

Boost Clock

-

2000 MHz

Memory Clock

1195 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

153.0GB/s

Render Config

-

SM Count

-

72

Compute Units

20

4608

Shading Units

1600

288

TMUs

80

128

ROPs

32

-

Tensor Cores

-

72

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

512 KB

Theoretical Performance

288.0 GPixel/s

Pixel Rate

27.20 GPixel/s

648.0 GTexel/s

Texture Rate

68.00 GTexel/s

41.47 TFLOPS

FP16 (half)

-

20.74 TFLOPS

FP32 (float)

2.720 TFLOPS

1296 GFLOPS

FP64 (double)

544.0 GFLOPS

Graphics Processor

Navi 21

GPU Name

Cypress

Navi 21 XT (215-121000177)

GPU Variant

Cypress XT (215-0735033)

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

26.8 billion

Transistors

2.154 billion

520 mm²

Die Size

334 mm²

Board Design

300W

TDP

228W

700 W

Suggested PSU

550 W

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

Outputs

1x DVI 2x mini-DisplayPort 1.1

2x 8-pin

Power Connectors

2x 6-pin

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

CUDA

-

6.5

Shader Model

5.0

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