AMD Radeon R9 285X vs NVIDIA RTX A5000-8Q

VS

We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 285X and 8GB VRAM RTX A5000 8Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 285X 's Advantages

Lower TDP (200W vs 230W)

NVIDIA RTX A5000-8Q 's Advantages

Boost Clock1695MHz

More VRAM (8GB vs 3GB)

Larger VRAM bandwidth (768.0GB/s vs 264.0GB/s)

6144 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 285X

4.104 TFLOPS

RTX A5000 8Q +576%

27.77 TFLOPS

Radeon R9 285X

VS

RTX A5000 8Q

Graphics Card

Unknown

Release Date

Apr 2021

Volcanic Islands

Generation

Quadro Ampere

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1170 MHz

-

Boost Clock

1695 MHz

1375 MHz

Memory Clock

2000 MHz

Memory

3GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

384bit

264.0GB/s

Bandwidth

768.0GB/s

Render Config

-

SM Count

64

32

Compute Units

-

2048

Shading Units

8192

128

TMUs

256

32

ROPs

96

-

Tensor Cores

256

-

RT Cores

64

16 KB (per CU)

L1 Cache

128 KB (per SM)

768 KB

L2 Cache

6 MB

Theoretical Performance

32.06 GPixel/s

Pixel Rate

162.7 GPixel/s

128.3 GTexel/s

Texture Rate

433.9 GTexel/s

-

FP16 (half)

27.77 TFLOPS

4.104 TFLOPS

FP32 (float)

27.77 TFLOPS

-

FP64 (double)

433.9 GFLOPS

Graphics Processor

Tonga

GPU Name

GA102

Tonga XT (215-0851313)

GPU Variant

-

GCN 3.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

5 billion

Transistors

28.3 billion

366 mm²

Die Size

628 mm²

Board Design

200W

TDP

230W

550 W

Suggested PSU

550 W

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

Outputs

4x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 8-pin

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

6.3

Shader Model

6.7

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