NVIDIA T400 4 GB vs AMD Radeon HD 7870 GHz Edition

VS

NVIDIA T400 4 GB

AMD Radeon HD 7870 GHz Edition

We compared two Desktop platform GPUs: 4GB VRAM T400 4 GB and 2GB VRAM Radeon HD 7870 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA T400 4 GB 's Advantages

Released 9 years and 2 months late

Boost Clock1425MHz

More VRAM (4GB vs 2GB)

Lower TDP (30W vs 175W)

AMD Radeon HD 7870 GHz Edition 's Advantages

Larger VRAM bandwidth (153.6GB/s vs 80.00GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

T400 4 GB

1.094 TFLOPS

Radeon HD 7870 GHz Edition +134%

2.56 TFLOPS

T400 4 GB

VS

Radeon HD 7870 GHz Edition

Graphics Card

May 2021

Release Date

Mar 2012

Quadro

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

420 MHz

Base Clock

-

1425 MHz

Boost Clock

-

1250 MHz

Memory Clock

1200 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

256bit

80.00GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

20

6

SM Count

-

384

Shading Units

1280

24

TMUs

80

16

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

22.80 GPixel/s

Pixel Rate

32.00 GPixel/s

34.20 GTexel/s

Texture Rate

80.00 GTexel/s

2.189 TFLOPS

FP16 (half)

-

1094 GFLOPS

FP32 (float)

2.560 TFLOPS

34.20 GFLOPS

FP64 (double)

160.0 GFLOPS

Board Design

30W

TDP

175W

200 W

Suggested PSU

450 W

3x mini-DisplayPort 1.4a

Outputs

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

None

Power Connectors

2x 6-pin

Graphics Processor

TU117

GPU Name

Pitcairn

-

GPU Variant

Pitcairn XT (215-0828047)

Turing

Architecture

GCN 1.0

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

4.7 billion

Transistors

2.8 billion

200 mm²

Die Size

212 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

7.5

CUDA

-

6.6

Shader Model

5.1

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