NVIDIA T400 4 GB vs ATI Radeon HD 2900 XTX

VS

NVIDIA T400 4 GB

ATI Radeon HD 2900 XTX

We compared two Desktop platform GPUs: 4GB VRAM T400 4 GB and 512MB VRAM Radeon HD 2900 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA T400 4 GB 's Advantages

Boost Clock1425MHz

More VRAM (4GB vs 512GB)

64 additional rendering cores

Lower TDP (30W vs 240W)

ATI Radeon HD 2900 XTX 's Advantages

Larger VRAM bandwidth (106.0GB/s vs 80.00GB/s)

Score

Benchmark

FP32 (float)

T400 4 GB +129%

1.094 TFLOPS

Radeon HD 2900 XTX

0.476 TFLOPS

T400 4 GB

VS

Radeon HD 2900 XTX

Graphics Card

May 2021

Release Date

Unknown

Quadro

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

420 MHz

Base Clock

-

1425 MHz

Boost Clock

-

1250 MHz

Memory Clock

828 MHz

Memory

4GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

64bit

Memory Bus

512bit

80.00GB/s

Bandwidth

106.0GB/s

Render Config

-

Compute Units

4

6

SM Count

-

384

Shading Units

320

24

TMUs

16

ROPs

16

-

64 KB (per SM)

L1 Cache

-

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

22.80 GPixel/s

Pixel Rate

11.89 GPixel/s

34.20 GTexel/s

Texture Rate

11.89 GTexel/s

2.189 TFLOPS

FP16 (half)

-

1094 GFLOPS

FP32 (float)

475.5 GFLOPS

34.20 GFLOPS

FP64 (double)

-

Board Design

30W

TDP

240W

200 W

Suggested PSU

550 W

3x mini-DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

None

Power Connectors

2x 6-pin

Graphics Processor

TU117

GPU Name

R600

-

GPU Variant

R600 XTX A11 (215RGMDKA11FG)

Turing

Architecture

TeraScale

TSMC

Foundry

TSMC

12 nm

Process Size

80 nm

4.7 billion

Transistors

0.72 billion

200 mm²

Die Size

420 mm²

Graphics Features

12 (12_1)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3 (full) 4.0 (partial)

3.0

OpenCL

N/A

1.3

Vulkan

N/A

7.5

CUDA

-

6.6

Shader Model

4.0

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