NVIDIA GeForce RTX 3080 Ti 20 GB vs NVIDIA T400 4 GB

VS

NVIDIA GeForce RTX 3080 Ti 20 GB NVIDIA T400 4 GB

We compared two Desktop platform GPUs: 20GB VRAM GeForce RTX 3080 Ti 20 GB and 4GB VRAM T400 4 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti 20 GB 's Advantages

Released 8 months late

Boost Clock has increased by 17% (1665MHz vs 1425MHz)

More VRAM (20GB vs 4GB)

Larger VRAM bandwidth (760.3GB/s vs 80.00GB/s)

9856 additional rendering cores

NVIDIA T400 4 GB 's Advantages

Lower TDP (30W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti 20 GB +3017%

34.1 TFLOPS

T400 4 GB

1.094 TFLOPS

Blender

GeForce RTX 3080 Ti 20 GB +2897%

6294

T400 4 GB

210

OctaneBench

GeForce RTX 3080 Ti 20 GB +1903%

641

T400 4 GB

32

GeForce RTX 3080 Ti 20 GB

VS

T400 4 GB

Graphics Card

Jan 2022

Release Date

May 2021

GeForce 30

Generation

Quadro

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1335 MHz

Base Clock

420 MHz

1665 MHz

Boost Clock

1425 MHz

1188 MHz

Memory Clock

1250 MHz

Memory

20GB

Memory Size

4GB

GDDR6X

Memory Type

GDDR6

320bit

Memory Bus

64bit

760.3GB/s

Bandwidth

80.00GB/s

Render Config

80

SM Count

6

-

Compute Units

-

10240

Shading Units

384

320

TMUs

24

112

ROPs

16

320

Tensor Cores

-

80

RT Cores

-

128 KB (per SM)

L1 Cache

64 KB (per SM)

6 MB

L2 Cache

1024 KB

Theoretical Performance

186.5 GPixel/s

Pixel Rate

22.80 GPixel/s

532.8 GTexel/s

Texture Rate

34.20 GTexel/s

34.10 TFLOPS

FP16 (half)

2.189 TFLOPS

34.10 TFLOPS

FP32 (float)

1094 GFLOPS

532.8 GFLOPS

FP64 (double)

34.20 GFLOPS

Graphics Processor

GA102

GPU Name

TU117

GA102-225-A1

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

350W

TDP

30W

750 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

3x mini-DisplayPort 1.4a

1x 12-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

6.6

Shader Model

6.6

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