AMD Radeon R9 280 vs AMD Radeon Pro W6400

VS

We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280 and 4GB VRAM Radeon Pro W6400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 280 's Advantages

Larger VRAM bandwidth (240.0GB/s vs 112.0GB/s)

1024 additional rendering cores

AMD Radeon Pro W6400 's Advantages

Released 7 years and 10 months late

Boost Clock has increased by 150% (2331MHz vs 933MHz)

More VRAM (4GB vs 3GB)

Lower TDP (50W vs 200W)

Score

Benchmark

FP32 (float)

Radeon R9 280

3.344 TFLOPS

Radeon Pro W6400 +7%

3.58 TFLOPS

Radeon R9 280

VS

Radeon Pro W6400

Graphics Card

Mar 2014

Release Date

Jan 2022

Volcanic Islands

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

827 MHz

Base Clock

2331 MHz

933 MHz

Boost Clock

2331 MHz

1250 MHz

Memory Clock

1750 MHz

Memory

3GB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

64bit

240.0GB/s

Bandwidth

112.0GB/s

Render Config

-

SM Count

-

28

Compute Units

12

1792

Shading Units

768

112

TMUs

48

32

ROPs

32

-

Tensor Cores

-

RT Cores

12

16 KB (per CU)

L1 Cache

128 KB per Array

768 KB

L2 Cache

1024 KB

Theoretical Performance

29.86 GPixel/s

Pixel Rate

74.59 GPixel/s

104.5 GTexel/s

Texture Rate

111.9 GTexel/s

-

FP16 (half)

7.161 TFLOPS

3.344 TFLOPS

FP32 (float)

3.580 TFLOPS

836.0 GFLOPS

FP64 (double)

223.8 GFLOPS

Graphics Processor

Tahiti

GPU Name

Navi 24

Tahiti PRO3 (215-0821330)

GPU Variant

Navi 24 XL-W

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

Board Design

200W

TDP

50W

550 W

Suggested PSU

250 W

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

Outputs

2x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

None

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

-

CUDA

-

5.1

Shader Model

6.6

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