AMD Radeon R9 285X vs NVIDIA A2

VS

AMD Radeon R9 285X

NVIDIA A2

We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 285X and 16GB VRAM A2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 285X 's Advantages

Larger VRAM bandwidth (264.0GB/s vs 200.1GB/s)

768 additional rendering cores

NVIDIA A2 's Advantages

Boost Clock1770MHz

More VRAM (16GB vs 3GB)

Lower TDP (60W vs 200W)

Score

Benchmark

FP32 (float)

Radeon R9 285X

4.104 TFLOPS

A2 +10%

4.531 TFLOPS

Radeon R9 285X

VS

A2

Graphics Card

Unknown

Release Date

Nov 2021

Volcanic Islands

Generation

Quadro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1440 MHz

-

Boost Clock

1770 MHz

1375 MHz

Memory Clock

1563 MHz

Memory

3GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

128bit

264.0GB/s

Bandwidth

200.1GB/s

Render Config

32

Compute Units

-

SM Count

10

2048

Shading Units

1280

128

TMUs

40

32

ROPs

32

-

Tensor Cores

40

-

RT Cores

10

16 KB (per CU)

L1 Cache

128 KB (per SM)

768 KB

L2 Cache

2 MB

-

Theoretical Performance

32.06 GPixel/s

Pixel Rate

56.64 GPixel/s

128.3 GTexel/s

Texture Rate

70.80 GTexel/s

-

FP16 (half)

4.531 TFLOPS

4.104 TFLOPS

FP32 (float)

4.531 TFLOPS

-

FP64 (double)

70.80 GFLOPS

Board Design

200W

TDP

60W

550 W

Suggested PSU

250 W

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

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Tonga

GPU Name

GA107

Tonga XT (215-0851313)

GPU Variant

-

GCN 3.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

5 billion

Transistors

Unknown

366 mm²

Die Size

Unknown

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

6.6

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