NVIDIA RTX A5000-12Q vs NVIDIA T400 4 GB

VS

We compared two Desktop platform GPUs: 12GB VRAM RTX A5000 12Q and 4GB VRAM T400 4 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A5000-12Q 's Advantages

Boost Clock has increased by 19% (1695MHz vs 1425MHz)

More VRAM (12GB vs 4GB)

Larger VRAM bandwidth (768.0GB/s vs 80.00GB/s)

7808 additional rendering cores

NVIDIA T400 4 GB 's Advantages

Lower TDP (30W vs 230W)

Score

Benchmark

FP32 (float)

RTX A5000 12Q +2438%

27.77 TFLOPS

T400 4 GB

1.094 TFLOPS

RTX A5000 12Q

VS

T400 4 GB

Graphics Card

Apr 2021

Release Date

May 2021

Quadro Ampere

Generation

Quadro

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1170 MHz

Base Clock

420 MHz

1695 MHz

Boost Clock

1425 MHz

2000 MHz

Memory Clock

1250 MHz

Memory

12GB

Memory Size

4GB

GDDR6

Memory Type

GDDR6

384bit

Memory Bus

64bit

768.0GB/s

Bandwidth

80.00GB/s

Render Config

64

SM Count

6

-

Compute Units

-

8192

Shading Units

384

256

TMUs

24

96

ROPs

16

256

Tensor Cores

-

64

RT Cores

-

128 KB (per SM)

L1 Cache

64 KB (per SM)

6 MB

L2 Cache

1024 KB

Theoretical Performance

162.7 GPixel/s

Pixel Rate

22.80 GPixel/s

433.9 GTexel/s

Texture Rate

34.20 GTexel/s

27.77 TFLOPS

FP16 (half)

2.189 TFLOPS

27.77 TFLOPS

FP32 (float)

1094 GFLOPS

433.9 GFLOPS

FP64 (double)

34.20 GFLOPS

Graphics Processor

GA102

GPU Name

TU117

-

GPU Variant

-

Ampere

Architecture

Turing

Samsung

Foundry

TSMC

8 nm

Process Size

12 nm

28.3 billion

Transistors

4.7 billion

628 mm²

Die Size

200 mm²

Board Design

230W

TDP

30W

550 W

Suggested PSU

200 W

4x DisplayPort 1.4a

Outputs

3x mini-DisplayPort 1.4a

1x 8-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.6

CUDA

7.5

6.7

Shader Model

6.6

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