AMD Radeon RX 6750 XT vs AMD Radeon Sky 900

VS

AMD Radeon RX 6750 XT

AMD Radeon Sky 900

We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 6750 XT and 3GB VRAM Radeon Sky 900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6750 XT 's Advantages

Released 9 years late

Boost Clock has increased by 174% (2600MHz vs 950MHz)

More VRAM (12GB vs 3GB)

Larger VRAM bandwidth (432.0GB/s vs 240.0GB/s)

768 additional rendering cores

Lower TDP (250W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 6750 XT +290%

13.31 TFLOPS

Radeon Sky 900

3.405 TFLOPS

Radeon RX 6750 XT

VS

Radeon Sky 900

Graphics Card

Mar 2022

Release Date

Mar 2013

Navi II

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2150 MHz

Base Clock

825 MHz

2600 MHz

Boost Clock

950 MHz

2250 MHz

Memory Clock

1250 MHz

Memory

12GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

384bit

432.0GB/s

Bandwidth

240.0GB/s

Render Config

40

Compute Units

28

-

2560

Shading Units

1792

160

TMUs

112

64

ROPs

32

-

40

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

3 MB

L2 Cache

768 KB

96 MB

L3 Cache

-

Theoretical Performance

166.4 GPixel/s

Pixel Rate

30.40 GPixel/s

416.0 GTexel/s

Texture Rate

106.4 GTexel/s

26.62 TFLOPS

FP16 (half)

-

13.31 TFLOPS

FP32 (float)

3.405 TFLOPS

832.0 GFLOPS

FP64 (double)

851.2 GFLOPS

Board Design

250W

TDP

300W

600 W

Suggested PSU

700 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x mini-DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Navi 22

GPU Name

Tahiti

Navi 22 KXT (215-127000144)

GPU Variant

Orthrus

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

17.2 billion

Transistors

4.313 billion

335 mm²

Die Size

352 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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