AMD Radeon Sky 900 vs AMD Radeon RX 6500 XT

VS

AMD Radeon Sky 900

AMD Radeon RX 6500 XT

We compared two Desktop platform GPUs: 3GB VRAM Radeon Sky 900 and 4GB VRAM Radeon RX 6500 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Sky 900 's Advantages

Larger VRAM bandwidth (240.0GB/s vs 143.9GB/s)

768 additional rendering cores

AMD Radeon RX 6500 XT 's Advantages

Released 8 years and 10 months late

Boost Clock has increased by 196% (2815MHz vs 950MHz)

More VRAM (4GB vs 3GB)

Lower TDP (107W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Sky 900

3.405 TFLOPS

Radeon RX 6500 XT +69%

5.765 TFLOPS

Radeon Sky 900

VS

Radeon RX 6500 XT

Graphics Card

Mar 2013

Release Date

Jan 2022

Radeon Sky

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

825 MHz

Base Clock

2310 MHz

950 MHz

Boost Clock

2815 MHz

1250 MHz

Memory Clock

2248 MHz

Memory

3GB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

64bit

240.0GB/s

Bandwidth

143.9GB/s

Render Config

28

Compute Units

16

-

1792

Shading Units

1024

112

TMUs

64

32

ROPs

32

-

RT Cores

16

16 KB (per CU)

L1 Cache

128 KB per Array

768 KB

L2 Cache

1024 KB

-

L3 Cache

16 MB

Theoretical Performance

30.40 GPixel/s

Pixel Rate

90.08 GPixel/s

106.4 GTexel/s

Texture Rate

180.2 GTexel/s

-

FP16 (half)

11.53 TFLOPS

3.405 TFLOPS

FP32 (float)

5.765 TFLOPS

851.2 GFLOPS

FP64 (double)

360.3 GFLOPS

Board Design

300W

TDP

107W

700 W

Suggested PSU

300 W

1x DVI 1x mini-DisplayPort 1.2

Outputs

1x HDMI 2.1 1x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Tahiti

GPU Name

Navi 24

Orthrus

GPU Variant

Navi 24 XT (215-135000006)

GCN 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

4.313 billion

Transistors

5.4 billion

352 mm²

Die Size

107 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.2

1.2

Vulkan

1.3

-

5.1

Shader Model

6.6

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