NVIDIA RTX A4000 vs NVIDIA RTX A2000

VS

NVIDIA RTX A4000

NVIDIA RTX A2000

We compared two Professional market GPUs: 16GB VRAM RTX A4000 and 6GB VRAM RTX A2000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000 's Advantages

Boost Clock has increased by 30% (1560MHz vs 1200MHz)

More VRAM (16GB vs 6GB)

Larger VRAM bandwidth (448.0GB/s vs 288.0GB/s)

2816 additional rendering cores

NVIDIA RTX A2000 's Advantages

Lower TDP (70W vs 140W)

Score

Benchmark

FP32 (float)

RTX A4000 +140%

19.17 TFLOPS

RTX A2000

7.987 TFLOPS

3DMark Time Spy

RTX A4000 +85%

11086

RTX A2000

5982

Shadow of the Tomb Raider 2160p

RTX A4000 +100%

50

RTX A2000

25

Shadow of the Tomb Raider 1440p

RTX A4000 +110%

105

RTX A2000

50

Shadow of the Tomb Raider 1080p

RTX A4000 +114%

150

RTX A2000

70

RTX A4000

VS

RTX A2000

Graphics Card

Apr 2021

Release Date

Aug 2021

Quadro Ampere

Generation

Quadro Ampere

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

735 MHz

Base Clock

562 MHz

1560 MHz

Boost Clock

1200 MHz

1750 MHz

Memory Clock

1500 MHz

Memory

16GB

Memory Size

6GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

192bit

448.0GB/s

Bandwidth

288.0GB/s

Render Config

-

48

SM Count

26

6144

Shading Units

3328

192

TMUs

104

96

ROPs

48

192

Tensor Cores

104

48

RT Cores

26

128 KB (per SM)

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

3 MB

-

Theoretical Performance

149.8 GPixel/s

Pixel Rate

57.60 GPixel/s

299.5 GTexel/s

Texture Rate

124.8 GTexel/s

19.17 TFLOPS

FP16 (half)

7.987 TFLOPS

19.17 TFLOPS

FP32 (float)

7.987 TFLOPS

299.5 GFLOPS

FP64 (double)

124.8 GFLOPS

Board Design

140W

TDP

70W

300 W

Suggested PSU

250 W

4x DisplayPort 1.4a

Outputs

4x mini-DisplayPort 1.4a

1x 6-pin

Power Connectors

None

Graphics Processor

GA104

GPU Name

GA106

GA104-875-A1

GPU Variant

GA106-850-A1

Ampere

Architecture

Ampere

Samsung

Foundry

Samsung

8 nm

Process Size

8 nm

17.4 billion

Transistors

12 billion

392 mm²

Die Size

276 mm²

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

6.7

Shader Model

6.7

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