NVIDIA T400 4 GB vs NVIDIA RTX A5000-8Q

VS

We compared two Desktop platform GPUs: 4GB VRAM T400 4 GB and 8GB VRAM RTX A5000 8Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA T400 4 GB 's Advantages

Lower TDP (30W vs 230W)

NVIDIA RTX A5000-8Q 's Advantages

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

More VRAM (8GB vs 4GB)

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

7808 additional rendering cores

Score

Benchmark

FP32 (float)

T400 4 GB

1.094 TFLOPS

RTX A5000 8Q +2438%

27.77 TFLOPS

T400 4 GB

VS

RTX A5000 8Q

Graphics Card

May 2021

Release Date

Apr 2021

Quadro

Generation

Quadro Ampere

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

420 MHz

Base Clock

1170 MHz

1425 MHz

Boost Clock

1695 MHz

1250 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

64bit

Memory Bus

384bit

80.00GB/s

Bandwidth

768.0GB/s

Render Config

6

SM Count

64

-

Compute Units

-

384

Shading Units

8192

24

TMUs

256

16

ROPs

96

-

Tensor Cores

256

-

RT Cores

64

64 KB (per SM)

L1 Cache

128 KB (per SM)

1024 KB

L2 Cache

6 MB

Theoretical Performance

22.80 GPixel/s

Pixel Rate

162.7 GPixel/s

34.20 GTexel/s

Texture Rate

433.9 GTexel/s

2.189 TFLOPS

FP16 (half)

27.77 TFLOPS

1094 GFLOPS

FP32 (float)

27.77 TFLOPS

34.20 GFLOPS

FP64 (double)

433.9 GFLOPS

Graphics Processor

TU117

GPU Name

GA102

-

GPU Variant

-

Turing

Architecture

Ampere

TSMC

Foundry

Samsung

12 nm

Process Size

8 nm

4.7 billion

Transistors

28.3 billion

200 mm²

Die Size

628 mm²

Board Design

30W

TDP

230W

200 W

Suggested PSU

550 W

3x mini-DisplayPort 1.4a

Outputs

4x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

7.5

CUDA

8.6

6.6

Shader Model

6.7

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