AMD Radeon RX 6750 XT vs AMD Radeon R9 280

VS

We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 6750 XT and 3GB VRAM Radeon R9 280 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 8 years late

Boost Clock has increased by 179% (2600MHz vs 933MHz)

More VRAM (12GB vs 3GB)

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

768 additional rendering cores

AMD Radeon R9 280 's Advantages

Lower TDP (200W vs 250W)

Score

Benchmark

FP32 (float)

Radeon RX 6750 XT +298%

13.31 TFLOPS

Radeon R9 280

3.344 TFLOPS

3DMark Time Spy

Radeon RX 6750 XT +571%

13493

Radeon R9 280

2009

Radeon RX 6750 XT

VS

Radeon R9 280

Graphics Card

Mar 2022

Release Date

Mar 2014

Navi II

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2150 MHz

Base Clock

827 MHz

2600 MHz

Boost Clock

933 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

-

SM Count

-

40

Compute Units

28

2560

Shading Units

1792

160

TMUs

112

64

ROPs

32

-

Tensor Cores

-

40

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

3 MB

L2 Cache

768 KB

Theoretical Performance

166.4 GPixel/s

Pixel Rate

29.86 GPixel/s

416.0 GTexel/s

Texture Rate

104.5 GTexel/s

26.62 TFLOPS

FP16 (half)

-

13.31 TFLOPS

FP32 (float)

3.344 TFLOPS

832.0 GFLOPS

FP64 (double)

836.0 GFLOPS

Graphics Processor

Navi 22

GPU Name

Tahiti

Navi 22 KXT (215-127000144)

GPU Variant

Tahiti PRO3 (215-0821330)

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

Board Design

250W

TDP

200W

600 W

Suggested PSU

550 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 2x HDMI 1.4a 1x DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

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

-

CUDA

-

6.5

Shader Model

5.1

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