NVIDIA RTX A2000 vs NVIDIA RTX A4000

VS

NVIDIA RTX A2000

NVIDIA RTX A4000

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

Main Differences

NVIDIA RTX A2000 's Advantages

Lower TDP (70W vs 140W)

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

Score

Benchmark

FP32 (float)

RTX A2000

7.987 TFLOPS

RTX A4000 +140%

19.17 TFLOPS

3DMark Time Spy

RTX A2000

5982

RTX A4000 +85%

11086

Shadow of the Tomb Raider 2160p

RTX A2000

25

RTX A4000 +100%

50

Shadow of the Tomb Raider 1440p

RTX A2000

50

RTX A4000 +110%

105

Shadow of the Tomb Raider 1080p

RTX A2000

70

RTX A4000 +114%

150

RTX A2000

VS

RTX A4000

Graphics Card

Aug 2021

Release Date

Apr 2021

Quadro Ampere

Generation

Quadro Ampere

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

562 MHz

Base Clock

735 MHz

1200 MHz

Boost Clock

1560 MHz

1500 MHz

Memory Clock

1750 MHz

Memory

6GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

192bit

Memory Bus

256bit

288.0GB/s

Bandwidth

448.0GB/s

Render Config

-

26

SM Count

48

3328

Shading Units

6144

104

TMUs

192

48

ROPs

96

104

Tensor Cores

192

26

RT Cores

48

128 KB (per SM)

L1 Cache

128 KB (per SM)

3 MB

L2 Cache

4 MB

-

Theoretical Performance

57.60 GPixel/s

Pixel Rate

149.8 GPixel/s

124.8 GTexel/s

Texture Rate

299.5 GTexel/s

7.987 TFLOPS

FP16 (half)

19.17 TFLOPS

7.987 TFLOPS

FP32 (float)

19.17 TFLOPS

124.8 GFLOPS

FP64 (double)

299.5 GFLOPS

Board Design

70W

TDP

140W

250 W

Suggested PSU

300 W

4x mini-DisplayPort 1.4a

Outputs

4x DisplayPort 1.4a

None

Power Connectors

1x 6-pin

Graphics Processor

GA106

GPU Name

GA104

GA106-850-A1

GPU Variant

GA104-875-A1

Ampere

Architecture

Ampere

Samsung

Foundry

Samsung

8 nm

Process Size

8 nm

12 billion

Transistors

17.4 billion

276 mm²

Die Size

392 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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