AMD Radeon RX 460 vs NVIDIA A40 PCIe

VS

AMD Radeon RX 460

NVIDIA A40 PCIe

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 460 and 48GB VRAM A40 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 460 's Advantages

Lower TDP (75W vs 300W)

NVIDIA A40 PCIe 's Advantages

Released 4 years and 2 months late

Boost Clock has increased by 45% (1740MHz vs 1200MHz)

More VRAM (48GB vs 2GB)

Larger VRAM bandwidth (695.8GB/s vs 112.0GB/s)

9856 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 460

2.15 TFLOPS

A40 PCIe +1640%

37.42 TFLOPS

Radeon RX 460

VS

A40 PCIe

Graphics Card

Aug 2016

Release Date

Oct 2020

Arctic Islands

Generation

Tesla

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1090 MHz

Base Clock

1305 MHz

1200 MHz

Boost Clock

1740 MHz

1750 MHz

Memory Clock

1812 MHz

Memory

2GB

Memory Size

48GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

384bit

112.0GB/s

Bandwidth

695.8GB/s

Render Config

14

Compute Units

-

SM Count

84

896

Shading Units

10752

56

TMUs

336

16

ROPs

112

-

Tensor Cores

336

-

RT Cores

84

16 KB (per CU)

L1 Cache

128 KB (per SM)

1024 KB

L2 Cache

6 MB

-

Theoretical Performance

19.20 GPixel/s

Pixel Rate

194.9 GPixel/s

67.20 GTexel/s

Texture Rate

584.6 GTexel/s

2.150 TFLOPS

FP16 (half)

37.42 TFLOPS

2.150 TFLOPS

FP32 (float)

37.42 TFLOPS

134.4 GFLOPS

FP64 (double)

584.6 GFLOPS

Board Design

75W

TDP

300W

250 W

Suggested PSU

700 W

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

Outputs

3x DisplayPort 1.4a

None

Power Connectors

8-pin EPS

Graphics Processor

Baffin

GPU Name

GA102

Baffin PRO

GPU Variant

-

GCN 4.0

Architecture

Ampere

GlobalFoundries

Foundry

Samsung

14 nm

Process Size

8 nm

3 billion

Transistors

28.3 billion

123 mm²

Die Size

628 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

6.4

Shader Model

6.6

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