AMD Radeon RX 6800 vs AMD Radeon Sky 500

VS

AMD Radeon RX 6800

AMD Radeon Sky 500

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 and 4GB VRAM Radeon Sky 500 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800 's Advantages

Released 7 years and 7 months late

Boost Clock2105MHz

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (512.0GB/s vs 153.6GB/s)

2560 additional rendering cores

AMD Radeon Sky 500 's Advantages

Lower TDP (150W vs 250W)

Score

Benchmark

FP32 (float)

Radeon RX 6800 +564%

16.17 TFLOPS

Radeon Sky 500

2.432 TFLOPS

Radeon RX 6800

VS

Radeon Sky 500

Graphics Card

Oct 2020

Release Date

Mar 2013

Navi II

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1700 MHz

Base Clock

-

2105 MHz

Boost Clock

-

2000 MHz

Memory Clock

1200 MHz

Memory

16GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

153.6GB/s

Render Config

60

Compute Units

20

-

3840

Shading Units

1280

240

TMUs

80

96

ROPs

32

-

60

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

128 MB

L3 Cache

-

Theoretical Performance

202.1 GPixel/s

Pixel Rate

30.40 GPixel/s

505.2 GTexel/s

Texture Rate

76.00 GTexel/s

32.33 TFLOPS

FP16 (half)

-

16.17 TFLOPS

FP32 (float)

2.432 TFLOPS

1010 GFLOPS

FP64 (double)

152.0 GFLOPS

Board Design

250W

TDP

150W

600 W

Suggested PSU

450 W

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

Outputs

1x DisplayPort 1.2

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 21

GPU Name

Pitcairn

Navi 21 XL (215-121000187)

GPU Variant

Pitcairn XT GL (215-0828073)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

26.8 billion

Transistors

2.8 billion

520 mm²

Die Size

212 mm²

Graphics Features

12 Ultimate (12_2)

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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