AMD Radeon RX 6800 XT vs AMD Radeon HD 6530

VS

AMD Radeon RX 6800 XT

AMD Radeon HD 6530

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 XT and 1024MB VRAM Radeon HD 6530 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 9 years and 5 months late

Boost Clock2250MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 19.20GB/s)

4208 additional rendering cores

AMD Radeon HD 6530 's Advantages

Lower TDP (39W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 6800 XT +3888%

20.74 TFLOPS

Radeon HD 6530

0.52 TFLOPS

Radeon RX 6800 XT

VS

Radeon HD 6530

Graphics Card

Oct 2020

Release Date

May 2011

Navi II

Generation

Northern Islands

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

600 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

128bit

512.0GB/s

Bandwidth

19.20GB/s

Render Config

72

Compute Units

5

-

4608

Shading Units

400

288

TMUs

20

128

ROPs

8

-

72

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

256 KB

128 MB

L3 Cache

-

Theoretical Performance

288.0 GPixel/s

Pixel Rate

5.200 GPixel/s

648.0 GTexel/s

Texture Rate

13.00 GTexel/s

41.47 TFLOPS

FP16 (half)

-

20.74 TFLOPS

FP32 (float)

520.0 GFLOPS

1296 GFLOPS

FP64 (double)

-

Board Design

300W

TDP

39W

700 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 8-pin

Power Connectors

-

Graphics Processor

Navi 21

GPU Name

Redwood

Navi 21 XT (215-121000177)

GPU Variant

Redwood PRO (215-0757004)

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

26.8 billion

Transistors

0.627 billion

520 mm²

Die Size

104 mm²

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

-

6.5

Shader Model

5.0

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