NVIDIA A40 PCIe vs NVIDIA RTX A5000-8Q

VS

We compared two Desktop platform GPUs: 48GB VRAM A40 PCIe and 8GB VRAM RTX A5000 8Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A40 PCIe 's Advantages

Boost Clock has increased by 3% (1740MHz vs 1695MHz)

More VRAM (48GB vs 8GB)

2560 additional rendering cores

NVIDIA RTX A5000-8Q 's Advantages

Released 6 months late

Larger VRAM bandwidth (768.0GB/s vs 695.8GB/s)

Lower TDP (230W vs 300W)

Score

Benchmark

FP32 (float)

A40 PCIe +34%

37.42 TFLOPS

RTX A5000 8Q

27.77 TFLOPS

A40 PCIe

VS

RTX A5000 8Q

Graphics Card

Oct 2020

Release Date

Apr 2021

Tesla

Generation

Quadro Ampere

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1305 MHz

Base Clock

1170 MHz

1740 MHz

Boost Clock

1695 MHz

1812 MHz

Memory Clock

2000 MHz

Memory

48GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

384bit

Memory Bus

384bit

695.8GB/s

Bandwidth

768.0GB/s

Render Config

84

SM Count

64

-

Compute Units

-

10752

Shading Units

8192

336

TMUs

256

112

ROPs

96

336

Tensor Cores

256

84

RT Cores

64

128 KB (per SM)

L1 Cache

128 KB (per SM)

6 MB

L2 Cache

6 MB

Theoretical Performance

194.9 GPixel/s

Pixel Rate

162.7 GPixel/s

584.6 GTexel/s

Texture Rate

433.9 GTexel/s

37.42 TFLOPS

FP16 (half)

27.77 TFLOPS

37.42 TFLOPS

FP32 (float)

27.77 TFLOPS

584.6 GFLOPS

FP64 (double)

433.9 GFLOPS

Graphics Processor

GA102

GPU Name

GA102

-

GPU Variant

-

Ampere

Architecture

Ampere

Samsung

Foundry

Samsung

8 nm

Process Size

8 nm

28.3 billion

Transistors

28.3 billion

628 mm²

Die Size

628 mm²

Board Design

300W

TDP

230W

700 W

Suggested PSU

550 W

3x DisplayPort 1.4a

Outputs

4x DisplayPort 1.4a

8-pin EPS

Power Connectors

1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.6

CUDA

8.6

6.6

Shader Model

6.7

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