AMD Radeon R9 290X2 vs NVIDIA T400

VS

AMD Radeon R9 290X2

NVIDIA T400

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 290X2 and 2GB VRAM T400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 290X2 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (345.6GB/s vs 80.00GB/s)

2432 additional rendering cores

NVIDIA T400 's Advantages

Released 6 years and 11 months late

Boost Clock1425MHz

Lower TDP (30W vs 580W)

Score

Benchmark

FP32 (float)

Radeon R9 290X2 +414%

5.632 TFLOPS

T400

1.094 TFLOPS

Radeon R9 290X2

VS

T400

Graphics Card

Jun 2014

Release Date

May 2021

Volcanic Islands

Generation

Quadro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

420 MHz

-

Boost Clock

1425 MHz

1350 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR6

512bit

Memory Bus

64bit

345.6GB/s

Bandwidth

80.00GB/s

Render Config

44

Compute Units

-

SM Count

6

2816

Shading Units

384

176

TMUs

24

64

ROPs

16

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

1024 KB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

22.80 GPixel/s

176.0 GTexel/s

Texture Rate

34.20 GTexel/s

-

FP16 (half)

2.189 TFLOPS

5.632 TFLOPS

FP32 (float)

1094 GFLOPS

704.0 GFLOPS

FP64 (double)

34.20 GFLOPS

Board Design

580W

TDP

30W

950 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

3x mini-DisplayPort 1.4a

4x 8-pin

Power Connectors

None

Graphics Processor

Hawaii

GPU Name

TU117

Hawaii XT (215-0852000)

GPU Variant

-

GCN 2.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

6.2 billion

Transistors

4.7 billion

438 mm²

Die Size

200 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

7.5

6.3

Shader Model

6.6

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