NVIDIA T400 vs NVIDIA A30 PCIe

VS

NVIDIA T400 NVIDIA A30 PCIe

We compared two Desktop platform GPUs: 2GB VRAM T400 and 24GB VRAM A30 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA T400 's Advantages

Lower TDP (30W vs 165W)

NVIDIA A30 PCIe 's Advantages

Boost Clock has increased by 1% (1440MHz vs 1425MHz)

More VRAM (24GB vs 2GB)

Larger VRAM bandwidth (933.1GB/s vs 80.00GB/s)

3200 additional rendering cores

Score

Benchmark

FP32 (float)

T400

1.094 TFLOPS

A30 PCIe +843%

10.32 TFLOPS

T400

VS

A30 PCIe

Graphics Card

May 2021

Release Date

Apr 2021

Quadro

Generation

Tesla Ampere

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

420 MHz

Base Clock

930 MHz

1425 MHz

Boost Clock

1440 MHz

1250 MHz

Memory Clock

1215 MHz

Memory

2GB

Memory Size

24GB

GDDR6

Memory Type

HBM2e

64bit

Memory Bus

3072bit

80.00GB/s

Bandwidth

933.1GB/s

Render Config

6

SM Count

56

-

Compute Units

-

384

Shading Units

3584

24

TMUs

224

16

ROPs

96

-

Tensor Cores

224

-

RT Cores

-

64 KB (per SM)

L1 Cache

192 KB (per SM)

1024 KB

L2 Cache

24 MB

Theoretical Performance

22.80 GPixel/s

Pixel Rate

138.2 GPixel/s

34.20 GTexel/s

Texture Rate

322.6 GTexel/s

2.189 TFLOPS

FP16 (half)

10.32 TFLOPS

1094 GFLOPS

FP32 (float)

10.32 TFLOPS

34.20 GFLOPS

FP64 (double)

5.161 TFLOPS

Graphics Processor

TU117

GPU Name

GA100

-

GPU Variant

-

Turing

Architecture

Ampere

TSMC

Foundry

TSMC

12 nm

Process Size

7 nm

4.7 billion

Transistors

54.2 billion

200 mm²

Die Size

826 mm²

Board Design

30W

TDP

165W

200 W

Suggested PSU

450 W

3x mini-DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

8-pin EPS

Graphics Features

12 (12_1)

DirectX

N/A

4.6

OpenGL

N/A

3.0

OpenCL

3.0

1.3

Vulkan

N/A

7.5

CUDA

8.0

6.6

Shader Model

N/A

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