NVIDIA A40 PCIe vs AMD Radeon RX 460 1024SP

VS

NVIDIA A40 PCIe

AMD Radeon RX 460 1024SP

We compared two Desktop platform GPUs: 48GB VRAM A40 PCIe and 2GB VRAM Radeon RX 460 1024SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A40 PCIe 's Advantages

Released 3 years and 9 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)

9728 additional rendering cores

AMD Radeon RX 460 1024SP 's Advantages

Lower TDP (75W vs 300W)

Score

Benchmark

FP32 (float)

A40 PCIe +1422%

37.42 TFLOPS

Radeon RX 460 1024SP

2.458 TFLOPS

A40 PCIe

VS

Radeon RX 460 1024SP

Graphics Card

Oct 2020

Release Date

Jan 2017

Tesla

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1305 MHz

Base Clock

1090 MHz

1740 MHz

Boost Clock

1200 MHz

1812 MHz

Memory Clock

1750 MHz

Memory

48GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

128bit

695.8GB/s

Bandwidth

112.0GB/s

Render Config

-

Compute Units

16

84

SM Count

-

10752

Shading Units

1024

336

TMUs

64

112

ROPs

16

336

Tensor Cores

-

84

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

1024 KB

-

Theoretical Performance

194.9 GPixel/s

Pixel Rate

19.20 GPixel/s

584.6 GTexel/s

Texture Rate

76.80 GTexel/s

37.42 TFLOPS

FP16 (half)

2.458 TFLOPS

37.42 TFLOPS

FP32 (float)

2.458 TFLOPS

584.6 GFLOPS

FP64 (double)

153.6 GFLOPS

Board Design

300W

TDP

75W

700 W

Suggested PSU

250 W

3x DisplayPort 1.4a

Outputs

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

8-pin EPS

Power Connectors

None

Graphics Processor

GA102

GPU Name

Baffin

-

GPU Variant

Baffin XT

Ampere

Architecture

GCN 4.0

Samsung

Foundry

GlobalFoundries

8 nm

Process Size

14 nm

28.3 billion

Transistors

3 billion

628 mm²

Die Size

123 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

8.6

CUDA

-

6.6

Shader Model

6.4

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